TX-SR373 (Refurbished)
Pay for features you need and none that you don’t with the TX-SR373, a future-ready AV hub that focuses on dynamic reproduction of the most popular multichannel soundtracks, including DTS-HD Master Audio™ and Dolby® TrueHD, with surround calibration included. Discrete high-current amps love music: use Bluetooth® wireless technology with Qualcomm® aptX™ audio to stream any music playing on your phone, tablet, or laptop with no loss in original quality.
Features
Amplifier
| # Channels | 5.2 |
| Power Watts/Ch (8 Ohms 20-20kHz, 2 Channels Driven, FTC) | 80 Watts, 0.08% THD |
| Power Watts/Ch (6 Ohms 1kHz, 1 Channel Driven, FTC) | 155 Watts, 10% THD |
| Dynamic Audio Amplification | - |
| H.C.P.S. (High Current Power Supply) | - |
| Non-Phase Shift Amplifier | - |
| THX Certified | - |
| Continuous 6 Ohms Rated | - |
| Certified 4 Ohms Performance | - |
| Discrete Output Stage Circuitry | X |
| Amplifier Design | - |
| Independent Block Construction (Amp/Preprocessor) | - |
| Bi-amp Capability For Front | - |
Processing
| Dolby Atmos | - |
| 32-Bit Digital Signal Processing Engine | - |
| Dolby Decoder | True HD |
| DTS:X | - |
| DTS Decoder | DTS-HD Master Audio |
| ONKYO GAME Surround Modes | - |
| VLSC for Noiseless Audio Processing | - |
| THX Processing Mode | - |
| CinemaFILTER | - |
| AccuEQ Room Calibration | X |
| Phase-Matching Bass Boost | - |
| Direct/Pure Mode | X / - |
| Pure Direct Analog Path Mode | - |
| Advanced Music Optimizer | X |
| 384K/32 Bit DACs | - |
| 192K/24 Bit DACs | X |
Connectivity
| Analog Audio IN | 3 |
| Phono Input | - |
| Digital Audio IN (OPT/COAX) | 1 / 1 |
| Composite Video I/O | 2 / 1 |
| Component Video I/O | - |
| Front Panel HDMI | - |
| Front-Panel A/V | |
| USB Input | X (Front) |
| HDMI I/O | 4 / 1 |
| HDMI 4K/60 Hz- Capable HDMI Terminals | X |
| HDCP 2.2 Copy-Protection Compatibility | X |
| HDMI Support for High Dynamic Range | X |
| HDMI Support for 3D, Audio Return Channel and CEC | X |
| BT.2020 Support | X |
| HDMI Support for Deep Color, x.v.Color, LipSync | X |
| HDMI Support for DVD-Audio, SACD, Multichannel PCM | X |
| Analog To HDMI Upconversion | - |
| 1080p to 4K Upscaling | - |
| 4K Passthrough | X |
| Analog Pre-Outs | Dual Subwoofer |
| Speaker A/+B | - |
| Powered Zone 2 | - |
| Powered Zone 3 | - |
| Zone 2 Line Out | - |
| Zone 2 Video Out | - |
| Zone 2 Digital to Analog Audio Conversion | - |
| Zone 3 Line Out | - |
| Whole House Mode | - |
| FireConnect Multi-room Audio | - |
| Airplay | - |
| Google Cast | - |
| Supports Onkyo Remote App | - |
| Internet Radio Capable | - |
| Spotify Connect Support | - |
| Tidal | - |
| Streaming Audio From PC / Network | - |
| Hi-Res Streaming Audio Formats | - |
| Streaming Audio From USB memory | X |
| Wireless Network | - |
| Bluetooth | ✓ (Qualcomm aptX) |
Integration Access
| RS-232 | - |
| IR Input | - |
| IR Output | - |
| Ethernet | - |
| ONKYO-RI System Control | - |
| RIHD (Remote Interactive Over HDMI) | - |
| 12V Trigger | - |
Miscellaneous
| Pre-Pro/Learning Remote | - / - |
| On Screen Remote Programming | - |
| Hybrid Standby Function | - |
| Smart Grid-Ready | - |
| Auto Speaker Calibration W/Mic. | AccuEQ |
| OSD Out | - |
| Solid Aluminum Front | - |
| Transparent High-Grade Speaker Terminals | - |
| Detachable AC Cord | - |
| Warranty | 2 Years |
Specs
Amplifier Section
| All Channels | 80 W/Ch (8 Ohms, 20 Hz–20 kHz, 0.08% THD, 2 Channels Driven, FTC) 155 W/Ch (6 Ohms, 1 kHz, 10% THD, 1 Channel Driven) |
| Dynamic Power | - |
| THD+N (Total Harmonic Distortion + Noise) | 0.06% (20 Hz–20 kHz, 8 Ohms, 1 Channel Driven, 50 W) |
| Damping Factor | - |
| Input Sensitivity and Impedance | 200 mV / 47k Ohms (Line) |
| Rated RCA Output Level and Impedance | - |
| Maximum RCA Output Level and Impedance | - |
| Phono Overload | - |
| Frequency Response | 5 Hz–100 kHz / 0 dB, -3 dB (Direct Mode) |
| Tone Control | ±10 dB, 100 Hz (Bass) ±10 dB, 10 kHz (Treble) |
| Signal-to-Noise Ratio | 98 dB (Line, IHF-A) |
| Speaker Impedance | 6 ohms–16 ohms |
Video Section
| FM | 87.5 MHz–108 MHz |
| AM | 530 kHz–1,700 kHz |
| Fm/AM Preset Memory | 30 stations |
General
| Power Supply | AC 120 V~, 60 Hz |
| Power Consumption | 210 W |
| No-Sound Power Consumption | - |
| Standby Power Consumption | 0.35 w |
| Dimensions (W x H x D) | 17 1/8" x 6 5/8" x 12 7/8" (435 x 168 x 326.5 mm) |
| Weight | 17.6 lbs (8.0 kg) |
Docs
Spec Sheet
For more technical detail, download the Spec Sheet here:
TX-SR373 (Refurbished) Product Sheet
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Product Manuals
Download the Product Manuals for TX-SR373 (Refurbished) here:
TX-SR373 (Refurbished) Owner's Manual - English
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TX-SR373 (Refurbished) Owner's Manual - Spanish
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TX-SR373 (Refurbished) Owner's Manual - French
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