Product research

AV receivers sources

Specifications, manuals and independent publications used in these comparisons.

Source records

Marantz original CINEMA 50 North American operating manual

Marantz, Manufacturer specification, Reviewed October 2, 2026

Exact original CINEMA 50, not Series 2. Printed pages 20 to 25 identify front and rear ports. Page 40 explicitly permits separate subwoofer level and distance settings. Pages 50 to 53 document nine- and eleven-channel connections. Pages 202, 221 to 227 and 232 to 233 cover sub count, routing, measurement, distance units, levels and tactile output. Page 268 requires a ventilated installation when temperature protection trips. No measured sound or correction advantage is inferred.

Onkyo TX-RZ50 North American operating manual and front HDMI table

Onkyo, Manufacturer specification, Reviewed October 2, 2026

Retained exact-model manual re-read. Printed pages 11 to 15 cover physical access, page 40 the shared sub signal, pages 56 to 60 the speaker layouts, pages 65 to 70 the display and camera routes, and page 78 AUX selection. Pages 126 to 127 cover display routing, page 134 the single sub setup entry and Dirac distance restriction, and page 171 ventilation. Pages 204 to 205 govern front HDMI. The page 205 checkmarks were visually inspected, including the 8-bit YCbCr 4:2:0 limit for front 4K60.

AVR-X1800H US shared and independent zone sources

Denon, Manufacturer specification, Reviewed October 3, 2026

TV Audio Sharing can mirror main-room HDMI and ARC/eARC audio while retaining the main surround format. Independent Zone 2 selection supports analog, USB, HEOS and tuner, plus two-channel PCM coaxial/optical. Independent HDMI source playback is not supported by the table. External amplification still required to retain seven main-room channels.

RX300A and RX500A US specifications

Yamaha, Manufacturer specification, Reviewed October 3, 2026

Five versus seven built-in amplifiers. Both four HDMI inputs and one output, 434 by 157 by 319 mm bodies, Bluetooth Multipoint and two sub outputs. RX500A adds Ethernet, Wi-Fi, Google Cast, AirPlay 2 and supported Connect services. RX300A has no built-in network streaming. Power ratings are not whole-room or all-channel performance measurements.

RX300A mutually exclusive speaker layouts

Yamaha, Manufacturer specification, Reviewed October 3, 2026

Five amplifiers support 5.1 or 3.1.2. Surround, height, Zone B and bi-amp connections share channels and cannot be combined. Two subwoofer outputs carry the same signal. The Atmos label must not be rewritten as 5.1.2 support.

RX500A height, surround and zone assignments

Yamaha, Manufacturer specification, Reviewed October 3, 2026

Seven amplifiers support 5.1.2 or 7.1. Height, surround-back, Zone B and bi-amp connections are mutually exclusive. Two sub outputs carry the same signal. No 5.1.2 plus powered Zone B or independent sub calibration claimed.

RX500A shared-source Zone B operation

Yamaha, Manufacturer specification, Reviewed October 3, 2026

Main and Zone B share an input. Power and mute can be controlled separately. Volume follows the main room by default, with an Async setting for independent volume. Independent volume is not an independent program.

RX300A shared-source Zone B operation

Yamaha, Manufacturer specification, Reviewed October 3, 2026

Main and Zone B share the selected input. Independent volume requires Async. Selecting a source still changes the common source. Combined with the five-amplifier layout, powered Zone B leaves three main-room channels.

RX500A amplifier and speaker assignment

Yamaha, Manufacturer specification, Reviewed October 3, 2026

HEIGHT terminals can be assigned to height, surround-back, bi-amp or Zone B. They do not provide those jobs simultaneously. Room Correction is documented with the supplied setup microphone. No superiority over Audyssey is inferred.

US RX300A and RX500A launch and product positioning

Yamaha, Manufacturer specification, Reviewed October 3, 2026

RX300A is the new RX-V385 successor. RX500A adds a seven-channel streaming tier. RX-V6A remains a separate MusicCast and Zone 2 model. Multipoint keeps two Bluetooth devices paired for switching, not simultaneous independent music streams.

AVR-S570BT US input and supported layout table

Denon, Manufacturer specification, Reviewed October 3, 2026

Exact table lists five amplifiers, no Dolby Atmos, no Zone output, four 4K120 inputs and Bluetooth. Generic high-resolution/network marketing conflicts with the model table and is excluded. eARC transport capability does not create Atmos speaker processing.

AVR-X1800H US model and HDMI inputs

Denon, Manufacturer specification, Reviewed October 3, 2026

Seven amplifiers, six HDMI inputs with three high-refresh inputs, one HDMI output and Audyssey MultEQ XT. Product-table pre-out and dimension fields contain inconsistencies. US manual and rear panel govern amplifier-routing claims, with no dimensions inferred from the malformed W/D/H field.

AVR-X1800H US second-room connections

Denon, Manufacturer specification, Reviewed October 3, 2026

US manual explicitly distinguishes powered Zone 2 using the surround-back terminals from Zone 2 line-level outputs into a separate amplifier. External amplification is required for the latter. Regional models must not be assumed identical.

AVR-X1800H US front-channel amplifier connection

Denon, Manufacturer specification, Reviewed October 3, 2026

US manual documents front-channel external amplification and a setting to disconnect the built-in front amplifier circuit. This does not establish a full seven-channel pre-out bank or additional processing channels. No subjective sound-quality improvement is claimed.

AVR-X1800H US simultaneous speaker and zone layouts

Denon, Manufacturer specification, Reviewed October 3, 2026

Speaker-layout table distinguishes seven main-room channels with external Zone 2 amplification from five main-room channels with powered Zone 2. Subwoofer amplifier channels are separate from the seven main amplifiers.

CINEMA 70s original US model specifications

Marantz, Manufacturer specification, Reviewed October 3, 2026

Original CINEMA 70s, not Series 2 or STEREO 70s. Seven amplifiers and seven main processing channels, full 7.2 pre-outs, six HDMI inputs with three high-refresh inputs and one output. With antennas horizontal, body 17.4 by 15.1 by 4.3 inches. Clearance for cooling and cables is additional. No subjective sound or all-channel power inference.

CINEMA 70s main room and external Zone 2 combinations

Marantz, Manufacturer specification, Reviewed October 3, 2026

Seven built-in amplifier channels. Seven main-room channels including supported height layouts can coexist with two-channel Zone 2 pre-outs into an external amplifier. Using built-in channels for powered Zone 2 instead limits the main room to five channels.

TX-NR6100 US simultaneous room playback restrictions

Onkyo, Manufacturer specification, Reviewed October 3, 2026

External Zone 2 LINE OUT route uses a separate amplifier. Powered Zone 2 prevents surround-back or height playback on North American units. NET and Bluetooth sources are shared between rooms. Externally connected zone audio requires analog or two-channel PCM. HDMI Zone 2 needs configuration.

TX-NR6100 main/sub display and Zone 2 setup

Onkyo, Manufacturer specification, Reviewed October 3, 2026

SUB/ZONE 2 HDMI jack can be configured for the second room. MAIN+SUB mirror output follows the lower common display resolution. Dolby Vision has main/sub selection conditions. No blanket promise of unrestricted mixed-display 4K120 output.

TX-NR6100 US second-room source restrictions

Onkyo, Manufacturer specification, Reviewed October 3, 2026

Zone output from external HDMI players uses HDMI IN1 to IN3 and analog or two-channel PCM audio. HDMI Zone 2 must be enabled. A second-room route does not guarantee every input or bitstream format can be distributed.

AVR-S770H US seven-channel and HDMI configuration

Denon, Manufacturer specification, Reviewed October 3, 2026

Seven amplifiers, six rear HDMI inputs with three 4K120 inputs, one HDMI output, 5.1.2 support and HEOS. Two-zone audio is not additional amplification. Conflicting front-input table entry is excluded.

AVR-S970H two-display configuration

Denon, Manufacturer specification, Reviewed October 3, 2026

Auto Dual, Monitor 1 or Monitor 2 output selection. With both connected and upscaler Auto, resolution must be compatible with both displays. These monitor outputs are not independent HDMI rooms.

AVR-S980H exact US model and HDMI connections

Denon, Manufacturer specification, Reviewed October 3, 2026

US SKU 301130-01-00-101. Seven amplified channels, six HDMI inputs with three 4K120/8K inputs, two HDMI outputs and HEOS. No marketing sound-quality or zero-latency claim is adopted.

AVR-S980H US HDMI format table

Denon, Manufacturer specification, Reviewed October 3, 2026

Explicit 1440p50/60/100/120 formats and 4K120 formats with color-depth and Enhanced/8K Enhanced setting conditions. Compatibility requires the entire source, cable and display path. Missing 1440p documentation on an older receiver is uncertainty rather than proof of failure.

AVR-S980H US amplifier assignment

Denon, Manufacturer specification, Reviewed October 3, 2026

Seven amplifier channels. 7.1 or 5.1.2 main-room configurations use the available channels. Powered stereo Zone 2 instead uses 5.1 plus Zone 2. It cannot simultaneously power 5.1.2 plus stereo Zone 2. A subwoofer has its own amplifier and is not counted as a main amplifier channel.

AVR-S980H two-display output restrictions

Denon, Manufacturer specification, Reviewed October 3, 2026

Auto Dual or explicit TV1/TV2 selection. With both connected and upscaler Auto, resolution must be compatible with both. Dolby Vision is optimal for one display, with TV1 priority. Bypass removes video processing and volume-bar overlays. These conditions are not rewritten as a blanket loss of all high-refresh operation.

AVR-S980H US rear connections

Denon, Manufacturer specification, Reviewed October 3, 2026

PRE OUT connectors are for powered subwoofers. Rear USB is power only, while front USB handles supported music files. No main-channel pre-out or powered eleven-channel expansion is claimed.

AVR-S980H same-source displays and listening routes

Denon, Manufacturer specification, Reviewed October 3, 2026

Six HDMI inputs and two outputs show the same image. Bluetooth speaker/headphone simultaneous playback is documented, but synchronized latency and hearing-aid compatibility are not established. HEOS grouping requires compatible networked products.

AVR-S970H current US connection specifications

Denon, Manufacturer specification, Reviewed October 3, 2026

Seven amplifier and seven main processing channels, six HDMI inputs with three 4K120 inputs, two monitor outputs, Audyssey MultEQ and no full-range main pre-outs. Shared technology blurbs incorrectly mention XT32, so only the exact model specification table is used.

AVR-S970H current US HDMI signal table

Denon, Manufacturer specification, Reviewed October 3, 2026

4K120 support is explicitly documented with format/settings constraints. The current table does not list 1440p, so this is not considered a verified 1440p route. Absence from the table is not proof the receiver always rejects that signal.

AVR-S970H US amplifier assignment

Denon, Manufacturer specification, Reviewed October 3, 2026

Seven main channels or 5.1 plus powered stereo Zone 2. Seven amplifiers are shared rather than adding dedicated second-room amplification. No undocumented simultaneous 5.1.2 plus powered Zone 2 inferred.

RX-A8A and RX-A6A exact US body dimensions

Yamaha, Manufacturer specification, Reviewed October 4, 2026

A8A depth 18 3/4 inches and mass 47.2 lb. A6A depth 17 3/8 inches and mass 41.2 lb. Same 17 1/8 inch width and 7 1/2 inch height with antennas down. Difference 1 3/8 inches depth and 6 lb. Cable and ventilation clearance remain additional.

RX-A8A 7.2.4 plus powered Zone 2

Yamaha, Manufacturer specification, Reviewed October 4, 2026

Powered Zone 2 turns off rear presence speakers in the documented 7.2.4 plus one zone assignment. Two subs can carry separate sound with front/rear or left/right layout. Eleven built-in amps do not power thirteen passive speakers simultaneously.

RX-A8A external amplifier assignment

Yamaha, Manufacturer specification, Reviewed October 4, 2026

7.2.4 ext.Front plus one zone uses external front-channel power to leave internal amplifier channels for the zone. Exact input and zone routing requirements still apply.

STR-AN1000 exact US manual

Sony, Manufacturer specification, Reviewed October 4, 2026

Seven main amplifiers, 5.1.2 or 7.1, six rear HDMI inputs including two high-refresh and two outputs. Optional compatible wireless rears. No phono-labelled input in complete rear-panel inventory. A turntable without its own phono stage needs an external one. Regional TA model differences excluded.

Sony ES US operating instructions and installed dimensions

Sony, Manufacturer specification, Reviewed October 4, 2026

Page 40 English gives identical 430 by 194 by 440 mm body including projections for AZ3000, AZ5000 and AZ7000. Approximate mass 19.0, 19.2 and 21.8 kg respectively. Difference 2.6 kg between AZ5000 and AZ7000. No personal safe lifting threshold inferred. Follow ventilation and installation warnings.

AVR-X4800H exact US connections

Denon, Manufacturer specification, Reviewed October 4, 2026

Nine built-in amplifiers, eleven main processing channels, four independently adjustable sub outputs, seven rear HDMI inputs and three outputs. Audyssey XT32 included, Dirac optional. An external stereo amp is needed for 7.1.4.

STR-AZ1000ES US manual

Sony, Manufacturer specification, Reviewed October 4, 2026

Seven amplified main channels. 5.1.2 or 7.1, six HDMI inputs with two 4K120 inputs and two outputs. Page 28 exact input names. No full main-channel pre-outs. Sony wireless rears supported with current firmware. Analog video is not converted to HDMI. Zone 3 speaker assignment consumes surround-back amplifier pair. No performance comparison inferred.

STR-AZ3000ES, AZ5000ES and AZ7000ES US manual

Sony, Manufacturer specification, Reviewed October 4, 2026

Exact rear panels pages 14,16,18 distinguish AZ3000 sub-only PRE OUT from AZ5000/7000 full main pre-outs. Nine, eleven and thirteen amplified main channels respectively. Layout tables document 5.1.4, 7.1.4, then 9.1.4 or 7.1.6. AZ3000 has six HDMI inputs. AZ5000/7000 have seven including front input. All three have four 4K120 inputs and two outputs. Generic AZ3000 HEIGHT2 pre-out footnote conflicts with rear panel and is excluded. No external-amplifier expansion beyond its nine channels claimed.

ES compatible wireless rear connections and assignments

Sony, Manufacturer specification, Reviewed October 4, 2026

Page 93. SA-RS3S or SA-RS5 rear speakers are optional and need current firmware. Assignment is Surround or Surround Back. No replacement of four wired height channels is inferred. External wireless speakers still require power or battery charging. No guaranteed interference-free or zero-delay claim.

STR-AZ7000ES exact US connections

Sony, Manufacturer specification, Reviewed October 4, 2026

Thirteen amplifiers, seven HDMI inputs with four 4K120 inputs, two HDMI outputs. Main-channel pre-outs. Wireless rear compatibility is shared with lower ES models, not a flagship-only reason to upgrade.

STR-AZ5000ES exact US connections

Sony, Manufacturer specification, Reviewed October 4, 2026

Eleven amplified channels, seven HDMI inputs with four 4K120 inputs, two HDMI outputs and main-channel pre-outs. Selected black standalone US configuration.

STR-AZ3000ES exact US connections

Sony, Manufacturer specification, Reviewed October 4, 2026

Nine amplified channels. Six inputs with four 4K120 inputs and two outputs, confirmed by complete exact-model manual connection table. Current manual rear panel has subwoofer pre-outs only. No full-range external-amplifier upgrade path is claimed.

AVENTAGE US comparison specifications

Yamaha, Manufacturer specification, Reviewed October 4, 2026

A2A seven amplifiers, seven processing channels, seven inputs and one output, 24 Gbps high-refresh inputs 1 to 3, front-only pre-outs. A6A nine amplifiers and 11.2 processing, A8A eleven amplifiers and 11.2 processing. Both have seven 40 Gbps inputs, three outputs, full pre-outs, analog-video to HDMI and MusicCast Surround. Watts are two-channel test ratings, never all-channel output or sound quality.

RX-A2A US HDMI board identification and exchange

Yamaha, Manufacturer specification, Reviewed October 4, 2026

Some A2A stock has the original board. Yamaha documents the front-panel firmware-screen identification of remedied factory hardware. Board update retains 24 Gbps and does not become 40 Gbps. New condition does not establish board revision. Verify hardware and firmware for required 4K120 format before purchase. No promise of free service or timing.

RX-A2A source routing by zone

Yamaha, Manufacturer specification, Reviewed October 4, 2026

Zone 2 can use analog, tuner, network, USB and two-channel PCM optical/coaxial. HDMI source audio is excluded from the documented Zone 2 output table. An external zone amplifier does not change that input restriction.

RX-A2A 5.1.2 plus powered Zone 2

Yamaha, Manufacturer specification, Reviewed October 4, 2026

Enabling powered Zone 2 silences the main-room front presence speakers. Two subwoofer sockets output the same sound. External Zone 2 amplification is separately documented at 3835701131.html.

RX-A6A amplifier assignments

Yamaha, Manufacturer specification, Reviewed October 4, 2026

7.2.4 uses an external amplifier for rear presence or front pair. Nine built-in amplifiers do not power eleven passive speakers. Do not treat connected zone terminals as simultaneous additional amps. Eleven-channel processing ceiling remains after external amplification.

RX-A6A current US-inclusive manual

Yamaha, Manufacturer specification, Reviewed October 4, 2026

US illustrations unless stated otherwise. Analog video conversion has input-format limits. MusicCast Surround uses compatible MusicCast devices, not arbitrary Wi-Fi speakers. Multi-zone and external amplifier assignments have explicit simultaneous-use limits.

CINEMA 40 US specifications

Marantz, Manufacturer specification, Reviewed October 4, 2026

Nine amplifiers, eleven main processing channels, four independent sub outputs, seven rear 4K120 HDMI inputs, two main monitor outputs plus separate Zone 2 HDMI. Audyssey XT32 included, Dirac licenses additional. Composite and component video inputs with HDMI conversion. No unmeasured sound superiority.

CINEMA 40 simultaneous amplifier assignments

Marantz, Manufacturer specification, Reviewed October 4, 2026

Eleven-channel playback needs an external two-channel amplifier. Powered Zone 2 reduces main-room amplification to seven channels. Two powered stereo zones leave five. Connected speaker terminals exceed simultaneous powered channels.

CINEMA 30 US specifications

Marantz, Manufacturer specification, Reviewed October 4, 2026

Eleven amplifiers, thirteen main processing channels, four independent sub outputs, seven rear 40 Gbps HDMI inputs, two main monitor outputs and Zone 2 output. Audyssey XT32 included and optional Dirac upgrades. Composite/component conversion to HDMI. No all-channel watts or measured sound advantage claimed.

CINEMA 30 power assignment limits

Marantz, Manufacturer specification, Reviewed October 4, 2026

Eleven main speakers use built-in amps. Thirteen need an external two-channel amplifier. Powered Zone 2 leaves nine main channels. Two powered stereo zones leave seven. Main-room speakers and independent-room speakers draw from the same amplifier budget.

TX-RZ70 current US model

Onkyo, Manufacturer specification, Reviewed October 4, 2026

Eleven amplifiers, Dirac Live Full Bandwidth included, Bass Control optional. Two independent sub outputs. A stray marketing paragraph says 11.4, contradicted by exact manual and rear panel, excluded. Sonos requires a separately purchased Port, not built-in independent Sonos streaming.

TX-RZ70 US manual and port-specific limits

Onkyo, Manufacturer specification, Reviewed October 4, 2026

Page 41 separate sub signals/levels. Page 60 powered Zone 2 silences surround backs in a 7.1.4 setup. Page 72 external Zone 2 accepts HDMI1 to3 two-channel PCM, optical/coax PCM or analog. Page 108 NET/Bluetooth source cannot differ across zones. Page 133 max 7.1.4, not thirteen main channels. Page 207 six rear 40 Gbps inputs, front 9 Gbps, main/sub outputs 40 and separate Zone2 18 Gbps. Front 4K60 only 8-bit 4:2:0. Product marketing Zone2 4K120 conflicts with manual, no such promise used.

TX-RZ70 exact connection sheet

Onkyo, Manufacturer specification, Reviewed October 4, 2026

7.2.4 powered, seven HDMI inputs including limited front port, three outputs, MM phono and two independent subs. Thirteen RCA preamp sockets includes eleven main plus two sub channels, not thirteen main speakers.

DRX-5.4 US product and integration options

Integra, Manufacturer specification, Reviewed October 4, 2026

Nine amplifiers with 11.2 pre-outs. Dirac room correction included, optional rack kit and installer controls. Selected standalone black US model. Zone and speaker limits come from the current manual, not broad multiroom marketing.

DRX-5.4 revised US manual

Integra, Manufacturer specification, Reviewed October 4, 2026

Page 52 powered Zone2 removes Height1 in 5.1.4. Page 53 7.1.4 requires external stereo power. Page 54 powered Zone2 still removes Height1 even after adding main-room external amp. Page 66 Zone3 pre-outs unavailable with 5.1.4 or 7.1.4, external HDMI/digital audio excluded from Zone3. Do not promise three simultaneous rooms plus full Atmos merely from socket count.

Current RZ50 and DRX-5.4 optional Bass Control support

Premium Audio Company, Manufacturer specification, Reviewed October 4, 2026

RZ50 and DRX5.4 support paid Dirac Live Bass Control Single Version after firmware update. This does not establish independently adjustable physical subwoofer outputs. Never claim Bass Control is absent solely from their older manuals.

AVR-X3900H exact 2026 US specifications

Denon, Manufacturer specification, Reviewed October 4, 2026

Nine amplifiers, eleven main processing channels, four independent sub outputs, six HDMI inputs and two outputs, MM phono, full 11.4 pre-outs. Audyssey included and optional Dirac. This exact 2026 US model is not X3800H.

AVR-X6800H US configuration sheet

Denon, Manufacturer specification, Reviewed October 4, 2026

Eleven amps and 13.4 pre-outs, four independent subwoofer outputs, seven HDMI inputs and three outputs. Audyssey XT32 included, Dirac upgrade. Thirteen main speakers require additional power amplification.

Denon AVR-S570BT official specifications

Denon, Manufacturer specification, Reviewed September 20, 2026

US model. 5 built-in amplifier channels and 5 main processing channels. 4 HDMI inputs, including 4 supporting 4K120 video. 1 HDMI output. Auto Setup room setup. 0 full-range main-channel pre-outs, excluding subwoofer outputs. 6-inch chassis height with antennas horizontal, before ventilation space. Native planner layouts: 5.1. No external-amp expansion layout is added to this planner record.

Denon AVR-S570BT connection and setup guide 1

Denon, Manufacturer specification, Reviewed September 20, 2026

Reviewed documented speaker configurations and regional connection details. Native layouts used: 5.1. Processing and powered zones are not assumed to operate simultaneously.

Denon AVR-S570BT exact Amazon US model

Amazon, Product listing, Reviewed September 20, 2026

Selected ASIN and model title matched on the live public US detail page. Enabled add-to-cart and buy-now controls were present in the offer area. No checkout, price, stock quantity or delivery promise is asserted.

Denon AVR-S670H official specifications

Denon, Manufacturer specification, Reviewed September 20, 2026

US model. 5 built-in amplifier channels and 5 main processing channels. 6 HDMI inputs, including 3 supporting 4K120 video. 1 HDMI output. Audyssey MultEQ room setup. 0 full-range main-channel pre-outs, excluding subwoofer outputs. 6-inch chassis height with antennas horizontal, before ventilation space. Native planner layouts: 5.1. No external-amp expansion layout is added to this planner record.

Denon AVR-S670H connection and setup guide 1

Denon, Manufacturer specification, Reviewed September 20, 2026

Reviewed documented speaker configurations and regional connection details. Native layouts used: 5.1. Processing and powered zones are not assumed to operate simultaneously.

Denon AVR-S670H exact Amazon US model

Amazon, Product listing, Reviewed September 20, 2026

Selected ASIN and model title matched on the live public US detail page. Enabled add-to-cart and buy-now controls were present in the offer area. No checkout, price, stock quantity or delivery promise is asserted.

Denon AVR-S770H official specifications

Denon, Manufacturer specification, Reviewed September 20, 2026

US model. 7 built-in amplifier channels and 7 main processing channels. 6 HDMI inputs, including 3 supporting 4K120 video. 1 HDMI output. Audyssey MultEQ room setup. 0 full-range main-channel pre-outs, excluding subwoofer outputs. 6-inch chassis height with antennas horizontal, before ventilation space. Native planner layouts: 5.1, 7.1, 5.1.2. No external-amp expansion layout is added to this planner record.

Denon AVR-S770H connection and setup guide 1

Denon, Manufacturer specification, Reviewed September 20, 2026

Reviewed documented speaker configurations and regional connection details. Native layouts used: 5.1, 7.1, 5.1.2. Processing and powered zones are not assumed to operate simultaneously.

Denon AVR-S770H exact Amazon US model

Amazon, Product listing, Reviewed September 20, 2026

Selected ASIN and model title matched on the live public US detail page. Enabled add-to-cart and buy-now controls were present in the offer area. No checkout, price, stock quantity or delivery promise is asserted.

Denon AVR-S970H official specifications

Denon, Manufacturer specification, Reviewed September 20, 2026

US model. 7 built-in amplifier channels and 7 main processing channels. 6 HDMI inputs, including 3 supporting 4K120 video. 2 HDMI outputs. Audyssey MultEQ room setup. 0 full-range main-channel pre-outs, excluding subwoofer outputs. 6.6-inch chassis height with antennas horizontal, before ventilation space. Native planner layouts: 5.1, 7.1, 5.1.2. No external-amp expansion layout is added to this planner record.

Denon AVR-S970H connection and setup guide 1

Denon, Manufacturer specification, Reviewed September 20, 2026

Reviewed documented speaker configurations and regional connection details. Native layouts used: 5.1, 7.1, 5.1.2. Processing and powered zones are not assumed to operate simultaneously.

Denon AVR-S970H exact Amazon US model

Amazon, Product listing, Reviewed September 20, 2026

Selected ASIN and model title matched on the live public US detail page. Enabled add-to-cart and buy-now controls were present in the offer area. No checkout, price, stock quantity or delivery promise is asserted.

Denon AVR-X1800H official specifications

Denon, Manufacturer specification, Reviewed September 20, 2026

US model. 7 built-in amplifier channels and 7 main processing channels. 6 HDMI inputs, including 3 supporting 4K120 video. 1 HDMI output. Audyssey MultEQ XT room setup. 2 front-channel pre-outs, excluding subwoofer outputs. Native planner layouts: 5.1, 7.1, 5.1.2. No external-amp expansion layout is added to this planner record.

Denon AVR-X1800H connection and setup guide 1

Denon, Manufacturer specification, Reviewed September 20, 2026

Reviewed documented speaker configurations and regional connection details. Native layouts used: 5.1, 7.1, 5.1.2. Processing and powered zones are not assumed to operate simultaneously.

Denon AVR-X1800H exact Amazon US model

Amazon, Product listing, Reviewed September 20, 2026

Selected ASIN and model title matched on the live public US detail page. Enabled add-to-cart and buy-now controls were present in the offer area. No checkout, price, stock quantity or delivery promise is asserted.

Front-channel external power amplifier connection

Denon, Manufacturer specification, Reviewed September 20, 2026

The NA manual explicitly supports front-channel external amplification and disconnecting the built-in front-channel amplifier path. This does not expand its seven-channel processing ceiling.

NA rear-panel connector diagram

Denon, Manufacturer specification, Reviewed September 20, 2026

The diagram Name Rear Small1 X18E3 visibly labels separate FRONT L/R PRE OUT connectors beside the two subwoofer outputs. Separate Zone 2 pre-outs are also drawn. The short prose description omits the front pair, so the labeled diagram and dedicated connection chapter determine the two main-channel pre-outs.

Denon AVR-X2900H official specifications

Denon, Manufacturer specification, Reviewed September 20, 2026

US model. 7 built-in amplifier channels and 7 main processing channels. 6 HDMI inputs, including 3 supporting 4K120 video. 2 HDMI outputs. Audyssey MultEQ XT room setup. 2 full-range main-channel pre-outs, excluding subwoofer outputs. 6.6-inch chassis height with antennas horizontal, before ventilation space. Native planner layouts: 5.1, 7.1, 5.1.2. No external-amp expansion layout is added to this planner record.

Denon AVR-X2900H connection and setup guide 1

Denon, Manufacturer specification, Reviewed September 20, 2026

Reviewed documented speaker configurations and regional connection details. Native layouts used: 5.1, 7.1, 5.1.2. Processing and powered zones are not assumed to operate simultaneously.

Denon AVR-X2900H exact Amazon US model

Amazon, Product listing, Reviewed September 20, 2026

Selected ASIN and model title matched on the live public US detail page. Enabled add-to-cart and buy-now controls were present in the offer area. No checkout, price, stock quantity or delivery promise is asserted.

Denon AVR-X3900H official specifications

Denon, Manufacturer specification, Reviewed September 20, 2026

US model. 9 built-in amplifier channels and 11 main processing channels. 6 HDMI inputs, including 6 supporting 4K120 video. 3 HDMI outputs documented in the NA manual, including 2 main-room outputs. Audyssey MultEQ XT32 room setup. 11 full-range main-channel pre-outs, excluding subwoofer outputs. 6.6-inch chassis height with antennas horizontal, before ventilation space. 4 independent subwoofer outputs. Native planner layouts: 5.1, 7.1, 5.1.2, 5.1.4, 7.1.2. 7.1.4 requires an external two-channel amplifier and the documented amp assignment.

Denon AVR-X3900H connection and setup guide 1

Denon, Manufacturer specification, Reviewed September 20, 2026

Reviewed documented speaker configurations and regional connection details. Native layouts used: 5.1, 7.1, 5.1.2, 5.1.4, 7.1.2. Processing and powered zones are not assumed to operate simultaneously.

Denon AVR-X3900H connection and setup guide 3

Denon, Manufacturer specification, Reviewed September 20, 2026

The manual explicitly identifies six HDMI inputs and three outputs, comprising two main-room outputs and one Zone 2 output. This takes precedence over the 6/2 shorthand in the product page and info sheet.

Denon AVR-X3900H exact Amazon US model

Amazon, Product listing, Reviewed September 20, 2026

Selected ASIN and model title matched on the live public US detail page. Enabled add-to-cart and buy-now controls were present in the offer area. No checkout, price, stock quantity or delivery promise is asserted.

Denon AVR-X4800H official specifications

Denon, Manufacturer specification, Reviewed September 20, 2026

US model. 9 built-in amplifier channels and 11 main processing channels. 7 HDMI inputs, including 7 supporting 4K120 video. 3 HDMI outputs. Audyssey MultEQ XT32 room setup. 11 full-range main-channel pre-outs, excluding subwoofer outputs. 6.6-inch chassis height with antennas horizontal, before ventilation space. 4 independent subwoofer outputs. Native planner layouts: 5.1, 7.1, 5.1.2, 5.1.4, 7.1.2. 7.1.4 requires an external two-channel amplifier and the documented amp assignment.

Denon AVR-X4800H connection and setup guide 1

Denon, Manufacturer specification, Reviewed September 20, 2026

Reviewed documented speaker configurations and regional connection details. Native layouts used: 5.1, 7.1, 5.1.2, 5.1.4, 7.1.2. Processing and powered zones are not assumed to operate simultaneously.

Denon AVR-X4800H exact Amazon US model

Amazon, Product listing, Reviewed September 20, 2026

Selected ASIN and model title matched on the live public US detail page. Enabled add-to-cart and buy-now controls were present in the offer area. No checkout, price, stock quantity or delivery promise is asserted.

Denon AVR-X6800H official specifications

Denon, Manufacturer specification, Reviewed September 20, 2026

US model. 11 built-in amplifier channels and 13 main processing channels. 7 HDMI inputs, including 7 supporting 4K120 video. 3 HDMI outputs. Audyssey MultEQ XT32 room setup. 13 full-range main-channel pre-outs, excluding subwoofer outputs. 6.6-inch chassis height with antennas horizontal, before ventilation space. 4 independent subwoofer outputs. Native planner layouts: 5.1, 7.1, 5.1.2, 5.1.4, 7.1.2, 7.1.4. No external-amp expansion layout is added to this planner record.

Denon AVR-X6800H connection and setup guide 1

Denon, Manufacturer specification, Reviewed September 20, 2026

Reviewed documented speaker configurations and regional connection details. Native layouts used: 5.1, 7.1, 5.1.2, 5.1.4, 7.1.2, 7.1.4. Processing and powered zones are not assumed to operate simultaneously.

Denon AVR-X6800H exact Amazon US model

Amazon, Product listing, Reviewed September 20, 2026

Selected ASIN and model title matched on the live public US detail page. Enabled add-to-cart and buy-now controls were present in the offer area. No checkout, price, stock quantity or delivery promise is asserted.

Marantz NR1510 official specifications

Marantz, Manufacturer specification, Reviewed September 20, 2026

US model. 5 built-in amplifier channels and 5 main processing channels. 6 HDMI inputs, including 0 supporting 4K120 video. 1 HDMI output. Audyssey MultEQ room setup. 2 full-range main-channel pre-outs, excluding subwoofer outputs. 4.1-inch chassis height with antennas horizontal, before ventilation space. Native planner layouts: 5.1. No external-amp expansion layout is added to this planner record.

Marantz NR1510 connection and setup guide 1

Marantz, Manufacturer specification, Reviewed September 20, 2026

Reviewed documented speaker configurations and regional connection details. Native layouts used: 5.1. Processing and powered zones are not assumed to operate simultaneously.

Marantz NR1510 exact Amazon US model

Amazon, Product listing, Reviewed September 20, 2026

Selected ASIN and model title matched on the live public US detail page. Enabled add-to-cart and buy-now controls were present in the offer area. No checkout, price, stock quantity or delivery promise is asserted.

Marantz CINEMA 70s official specifications

Marantz, Manufacturer specification, Reviewed September 20, 2026

US model. 7 built-in amplifier channels and 7 main processing channels. 6 HDMI inputs, including 3 supporting 4K120 video. 1 HDMI output. Audyssey MultEQ room setup. 7 full-range main-channel pre-outs, excluding subwoofer outputs. 4.3-inch chassis height with antennas horizontal, before ventilation space. Native planner layouts: 5.1, 7.1, 5.1.2. No external-amp expansion layout is added to this planner record.

Marantz CINEMA 70s connection and setup guide 1

Marantz, Manufacturer specification, Reviewed September 20, 2026

Reviewed documented speaker configurations and regional connection details. Native layouts used: 5.1, 7.1, 5.1.2. Processing and powered zones are not assumed to operate simultaneously.

Marantz CINEMA 70s exact Amazon US model

Amazon, Product listing, Reviewed September 20, 2026

Selected ASIN and model title matched on the live public US detail page. Enabled add-to-cart and buy-now controls were present in the offer area. No checkout, price, stock quantity or delivery promise is asserted.

Marantz CINEMA 60 official specifications

Marantz, Manufacturer specification, Reviewed September 20, 2026

US model. 7 built-in amplifier channels and 7 main processing channels. 6 HDMI inputs, including 3 supporting 4K120 video. 2 HDMI outputs. Audyssey MultEQ XT room setup. 7 full-range main-channel pre-outs, excluding subwoofer outputs. 6.5-inch chassis height with antennas horizontal, before ventilation space. Native planner layouts: 5.1, 7.1, 5.1.2. No external-amp expansion layout is added to this planner record.

Marantz CINEMA 60 connection and setup guide 1

Marantz, Manufacturer specification, Reviewed September 20, 2026

Reviewed documented speaker configurations and regional connection details. Native layouts used: 5.1, 7.1, 5.1.2. Processing and powered zones are not assumed to operate simultaneously.

Marantz CINEMA 60 exact Amazon US model

Amazon, Product listing, Reviewed September 20, 2026

Selected ASIN and model title matched on the live public US detail page. Enabled add-to-cart and buy-now controls were present in the offer area. No checkout, price, stock quantity or delivery promise is asserted.

Marantz CINEMA 50 official specifications

Marantz, Manufacturer specification, Reviewed September 20, 2026

US model. 9 built-in amplifier channels and 11 main processing channels. 6 HDMI inputs, including 6 supporting 4K120 video. 3 HDMI outputs. Audyssey MultEQ XT32 room setup. 11 full-range main-channel pre-outs, excluding subwoofer outputs. 6.5-inch chassis height with antennas horizontal, before ventilation space. 4 independent subwoofer outputs. Native planner layouts: 5.1, 7.1, 5.1.2, 5.1.4, 7.1.2. 7.1.4 requires an external two-channel amplifier and the documented amp assignment.

Marantz CINEMA 50 connection and setup guide 1

Marantz, Manufacturer specification, Reviewed September 20, 2026

Reviewed documented speaker configurations and regional connection details. Native layouts used: 5.1, 7.1, 5.1.2, 5.1.4, 7.1.2. Processing and powered zones are not assumed to operate simultaneously.

Marantz CINEMA 50 exact Amazon US model

Amazon, Product listing, Reviewed September 20, 2026

Selected ASIN and model title matched on the live public US detail page. Enabled add-to-cart and buy-now controls were present in the offer area. No checkout, price, stock quantity or delivery promise is asserted.

Onkyo TX-NR5100 official specifications

Onkyo, Manufacturer specification, Reviewed September 20, 2026

US model. 7 built-in amplifier channels and 7 main processing channels. 4 HDMI inputs, including 4 supporting 4K120 video. 2 HDMI outputs. AccuEQ room setup. 0 full-range main-channel pre-outs, excluding subwoofer outputs. 6.3125-inch chassis height with antennas horizontal, before ventilation space. Native planner layouts: 5.1, 7.1, 5.1.2. No external-amp expansion layout is added to this planner record.

Onkyo TX-NR5100 manual or technical sheet 1

Onkyo, Manufacturer specification, Reviewed September 20, 2026

Reviewed documented speaker configurations and regional connection details. Native layouts used: 5.1, 7.1, 5.1.2. Processing and powered zones are not assumed to operate simultaneously.

Onkyo TX-NR5100 exact Amazon US model

Amazon, Product listing, Reviewed September 20, 2026

Selected ASIN and model title matched on the live public US detail page. Enabled add-to-cart and buy-now controls were present in the offer area. No checkout, price, stock quantity or delivery promise is asserted.

Onkyo TX-NR6100 official specifications

Onkyo, Manufacturer specification, Reviewed September 20, 2026

US model. 7 built-in amplifier channels and 7 main processing channels. 6 HDMI inputs, including 3 supporting 4K120 video. 2 HDMI outputs. AccuEQ room setup. 0 full-range main-channel pre-outs, excluding subwoofer outputs. 6.8125-inch chassis height with antennas horizontal, before ventilation space. Native planner layouts: 5.1, 7.1, 5.1.2. No external-amp expansion layout is added to this planner record.

Onkyo TX-NR6100 manual or technical sheet 1

Onkyo, Manufacturer specification, Reviewed September 20, 2026

Reviewed documented speaker configurations and regional connection details. Native layouts used: 5.1, 7.1, 5.1.2. Processing and powered zones are not assumed to operate simultaneously.

Onkyo TX-NR6100 exact Amazon US model

Amazon, Product listing, Reviewed September 20, 2026

Selected ASIN and model title matched on the live public US detail page. Enabled add-to-cart and buy-now controls were present in the offer area. No checkout, price, stock quantity or delivery promise is asserted.

Onkyo TX-NR7100 official specifications

Onkyo, Manufacturer specification, Reviewed September 20, 2026

US model. 9 built-in amplifier channels and 9 main processing channels. 7 HDMI inputs, including 6 supporting 4K120 video. 2 HDMI outputs. Dirac Live Full Bandwidth room setup. 0 full-range main-channel pre-outs, excluding subwoofer outputs. 6.8125-inch chassis height with antennas horizontal, before ventilation space. Native planner layouts: 5.1, 7.1, 5.1.2, 5.1.4, 7.1.2. No external-amp expansion layout is added to this planner record.

Onkyo TX-NR7100 manual or technical sheet 1

Onkyo, Manufacturer specification, Reviewed September 20, 2026

Reviewed documented speaker configurations and regional connection details. Native layouts used: 5.1, 7.1, 5.1.2, 5.1.4, 7.1.2. Processing and powered zones are not assumed to operate simultaneously.

Onkyo TX-NR7100 exact Amazon US model

Amazon, Product listing, Reviewed September 20, 2026

Selected ASIN and model title matched on the live public US detail page. Enabled add-to-cart and buy-now controls were present in the offer area. No checkout, price, stock quantity or delivery promise is asserted.

Onkyo TX-RZ30 official specifications

Onkyo, Manufacturer specification, Reviewed September 20, 2026

US model. 9 built-in amplifier channels and 9 main processing channels. 6 HDMI inputs, including 6 supporting 4K120 video. 2 HDMI outputs. Dirac Live Full Bandwidth room setup. 9 full-range main-channel pre-outs, excluding subwoofer outputs. 7-inch chassis height with antennas horizontal, before ventilation space. Native planner layouts: 5.1, 7.1, 5.1.2, 5.1.4, 7.1.2. No external-amp expansion layout is added to this planner record.

Onkyo TX-RZ30 manual or technical sheet 1

Onkyo, Manufacturer specification, Reviewed September 20, 2026

Reviewed documented speaker configurations and regional connection details. Native layouts used: 5.1, 7.1, 5.1.2, 5.1.4, 7.1.2. Processing and powered zones are not assumed to operate simultaneously.

Onkyo TX-RZ30 exact Amazon US model

Amazon, Product listing, Reviewed September 20, 2026

Selected ASIN and model title matched on the live public US detail page. Enabled add-to-cart and buy-now controls were present in the offer area. No checkout, price, stock quantity or delivery promise is asserted.

Onkyo TX-RZ50 official specifications

Onkyo, Manufacturer specification, Reviewed September 20, 2026

US model. 9 built-in amplifier channels and 11 main processing channels. 7 HDMI inputs, including 6 supporting 4K120 video. 2 HDMI outputs. Dirac Live Full Bandwidth room setup. 11 full-range main-channel pre-outs, excluding subwoofer outputs. 7.9375-inch chassis height with antennas horizontal, before ventilation space. Native planner layouts: 5.1, 7.1, 5.1.2, 5.1.4, 7.1.2. 7.1.4 requires an external two-channel amplifier and the documented amp assignment.

Onkyo TX-RZ50 manual or technical sheet 1

Onkyo, Manufacturer specification, Reviewed September 20, 2026

Reviewed documented speaker configurations and regional connection details. Native layouts used: 5.1, 7.1, 5.1.2, 5.1.4, 7.1.2. Processing and powered zones are not assumed to operate simultaneously.

Onkyo TX-RZ50 exact Amazon US model

Amazon, Product listing, Reviewed September 20, 2026

Selected ASIN and model title matched on the live public US detail page. Enabled add-to-cart and buy-now controls were present in the offer area. No checkout, price, stock quantity or delivery promise is asserted.

Yamaha RX-V4A official specifications

Yamaha, Manufacturer specification, Reviewed September 20, 2026

US model. 5 built-in amplifier channels and 5 main processing channels. 4 HDMI inputs, including 4 supporting 4K120 video. 1 HDMI output. YPAO room setup. 0 full-range main-channel pre-outs, excluding subwoofer outputs. 6.75-inch chassis height with antennas horizontal, before ventilation space. Native planner layouts: 5.1. No external-amp expansion layout is added to this planner record.

Yamaha RX-V4A manual or technical sheet 1

Yamaha, Manufacturer specification, Reviewed September 20, 2026

Reviewed documented speaker configurations and regional connection details. Native layouts used: 5.1. Processing and powered zones are not assumed to operate simultaneously.

Yamaha RX-V4A connection and setup guide 2

Yamaha, Manufacturer specification, Reviewed September 20, 2026

Reviewed for connection limits, processing capacity, HDMI operation or published dimensions.

Yamaha RX-V4A exact Amazon US model

Amazon, Product listing, Reviewed September 20, 2026

Selected ASIN and model title matched on the live public US detail page. Enabled add-to-cart and buy-now controls were present in the offer area. No checkout, price, stock quantity or delivery promise is asserted.

Sony STR-AN1000 official specifications

Sony, Manufacturer specification, Reviewed September 20, 2026

US model. 7 built-in amplifier channels and 7 main processing channels. 6 HDMI inputs, including 2 supporting 4K120 video. 2 HDMI outputs. Digital Cinema Auto Calibration IX room setup. 0 full-range main-channel pre-outs, excluding subwoofer outputs. Native planner layouts: 5.1, 7.1, 5.1.2. No external-amp expansion layout is added to this planner record.

Sony STR-AN1000 connection and setup guide 1

Sony, Manufacturer specification, Reviewed September 20, 2026

Reviewed documented speaker configurations and regional connection details. Native layouts used: 5.1, 7.1, 5.1.2. Processing and powered zones are not assumed to operate simultaneously.

Sony STR-AN1000 exact Amazon US model

Amazon, Product listing, Reviewed September 20, 2026

Selected ASIN and model title matched on the live public US detail page. Enabled add-to-cart and buy-now controls were present in the offer area. No checkout, price, stock quantity or delivery promise is asserted.

Rear-panel connection guide

Sony, Manufacturer specification, Reviewed September 20, 2026

Rear connections include subwoofer outputs and a Zone 3 output, with no full-range main-channel pre-out array.

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