Surround Sound for Immersive 4K Entertainment

Behind the freshly styled faceplate of the TX-SR343 is high-current Wide Range Amplification Technology to transform your movie, television, and gaming experiences. This receiver has the latest HDMI® 2.0a connections and supports HDCP 2.2, which means you can stream UltraHD video and spin next-generation 4K Blu-rays. The TX-SR343 is also ready to power and play USB video-subscription streaming devices. The TX-SR343 can up-convert analog video (such as VHS tapes) and send it to your TV through a single HDMI cable for improved picture quality. There's Bluetooth streaming with audio optimization, and a Burr-Brown DAC to ensure your music is played with pure energy. It's quite simply our best budget A/V receiver ever.

HDMI 4 In / 1 Out: Ready for 4K UltraHD

The latest HDMI specification and HDCP 2.2 compatibility support the latest formats and technologies planned for Hollywood content. The latest HDMI specs offer a significant increase in bandwidth (up to 18Gbps) to support new features such as 4K@50/60 (2160p), which is 4 times the clarity of 1080p/60 video resolution, and 4:4:4 color space.

HDMI Video Up-Conversion

Only one wire! Every video input's signal is converted and sent to your TV through one HDMI cable. Easy!

Ready for Streaming Media Devices

The TX-SR343 has a USB port right next to the streaming media player HDMI input to conveniently power the device. Just plug in, log in to your subscription service and enjoy.

Built-In Bluetooth

The TX-SR343 has Bluetooth technology built in. Pair up to ten compatible Bluetooth devices and stream high quality wireless audio using the built-in Bluetooth 2.1. The sound is virtually flawless.

Easy Connection Diagrams

Connections to speakers and external source devices are illustrated and clearly labeled on the back panel.

True Power from Discrete Amplifiers

Discrete Amps deliver high instantaneous current to increase speaker control for accurate and dynamic audio reproduction. This precise power is the cornerstone of Onkyo's amplification philosophy.

This gives the TX-SR343 110 Watts per channel (6 Ohms, 1 kHz, 0.9% THD, 1 Channel Driven, FTC) & 65 W/Ch (8 Ohms, 20 Hz-20 kHz, 0.7% THD, 2 Channels Driven, FTC).

Features:

Amplifier

• # Channels: 5.1
• Power Watts/Ch (6 Ohms 1kHz, 1 Channel Driven, FTC): 110, 0.9% THD
• Power Watts/Ch (8 Ohms 20-20kHz, 2 Channels Driven, FTC): 65, 0.7% THD
• WRAT (Wide Range Amplifier Technology): Yes
• H.C.P.S (High Current Power Supply): Yes (Massive High Power Transformer)
• THX Certified: -
• Continuous 6 Ohms Rated: Yes
• Certified 4 Ohms Performance: -
• Discrete Output Stage Circuitry: Yes
• 3-Stage Inverted Darlington Circuitry: -
• PUSH-PULL Design: -
• Independent Block Construction (Amp/Preprocessor): -
• High-Grade Toroidal Transformer: -
• Independent Power Supply: Yes (x2)
• Bi-amp Capability For Front: -

Processing

• Dolby Atmos: -
• 32-Bit Digital Signal Processing Engine: Yes
• Dolby Decoder: True HD, DD Plus
• DTS:X: -
• DTS Decoder: DTS-HD Master Audio
• ONKYO GAME Surround Modes: Yes (Rock, Sports, Action, RPG)
• VLSC for Noiseless Audio Processing: -
• THX Processing Mode: -
• AccuEQ Room Calibration: -
• Phase-Matching Bass Boost: Yes (for Deep Bass and Clear Mid-Range)
• Direct/Pure Mode: - / Yes
• Pure Direct Analog Path Mode: -
• Advanced Music Optimizer: Yes (Bluetooth Included)
• 384K/32 Bit DACs: -
• 192K/32 Bit DACs: -
• 192K/24 Bit DACs: Yes (Burr-Brown)
• isf Certified Calibration Control: -

Connectivity

• Audio I/O: 7 / 0
• Phono Input: -
• Digital Audio IN (OPT/COAX): 2 / 1
• Composite Video I/O: 3 / 0
• Component Video I/O: 2 / 0
• Front Panel HDMI: -
• Front-Panel A/V: L / R / V
• Front-Panel Optical: -
• USB Input: Yes (Rear)
• HDMI I/O: 4 / 1
• HDMI 4K/60 Hz- Capable HDMI Terminals: Yes
• HDCP 2.2 Copy-Protection Compatibility: Yes
• HDMI Support for High Dynamic Range: -
• HDMI Support for 3D, Audio Return Channel and CEC: Yes
• HDMI Support for Deep Color, x.v.Color, LipSync: Yes
• HDMI Support for DVD-Audio, SACD, Multichannel PCM: Yes
• InstaPrevue Input Source Prevue: -
• MHL for Mobile Device Connection: -
• Composite to Component Video Upconversion: -
• Analog To HDMI Upconversion: Yes (from 480i/576i)
• 1080p Upscaling: -
• 4K (up to 4096 x 2160) Upscaling: -
• 4K Passthrough: Yes
• Analog Pre-Outs: Subwoofer
• XLR Pre-outs: -
• 18mm Pitch High Grade Pre-outs: -
• 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: -
• Made for iPod, iPhone, iPad: -
• Airplay: -
• Supports Onkyo Remote App: -
• Internet Radio Capable: -
• Spotify Connect Support: -
• Streaming Audio From PC / Network: -
• Hi-Res Streaming Audio Formats: -
• Streaming Audio From USB memory: Yes
• Wireless Network: -
• Bluetooth: Yes (Built-in)
• PC Input (15 pin D-sub): -

Integration Access

• RS-232: -
• IR Input: -
• IR Output: -
• Ethernet: -
• ONKYO-RI System Control: Yes
• RIHD (Remote Interactive Over HDMI): Yes
• 12V Trigger: -

Miscellaneous

• Pre-Pro/Learning Remote: - / Yes
• On Screen Remote Programming: -
• Hybrid Standby Function: -
• Smart Grid-Ready: Yes
• Auto Speaker Calibration W/Mic.: -
• OSD Out: Yes
• Solid Aluminum Front: -
• Transparent High-Grade Speaker Terminals: -
• Detachable AC Cord: -

Specifications:

Amplifier Section

• All Channels: 110w (1kHz, 0.9%THD, 6 Ohms, 1ch driven), 65w (20-20kHz, 0.7%, 8 Ohms, 2ch driven)
• Dynamic Power: 160 W (3 Ohms, Front), 125 W (4 Ohms, Front), 85 W (8 Ohms, Front)
• THD+N (Total Harmonic Distortion + Noise): 0.08% (20 Hz-20 kHz, Half Power)
• Damping Factor: Over 40 (Front, 1 kHz, 8 Ohms)
• Input Sensitivity and Impedance: 200 mV/47 k-ohms (Line)
• Rated RCA Output Level and Impedance: 1 V/470 Ohms (Subwoofer Pre Out)
• Maximum RCA Output Level and Impedance: -
• Phono Overload: -
• Frequency Response: 10 Hz-100 kHz/+1 dB, -3 dB (Direct Mode)
• Tone Control: ±10 dB, 20 Hz (Bass), ±10 dB, 20 kHz (Treble)
• Signal-to-Noise Ratio: 100 dB (Line, IHF-A)
• Speaker Impedance: 6 ohms-16 ohms

Video Section

• Input Sensitivity/Output Level and Impedance: -
• Video: 1.0 Vp-p/75 Ohms (Component Y), 0.7 Vp-p/75 Ohms (Component PB/CB, PR/CR), 1.0 Vp-p/75 Ohms (Composite)
• Component Video Frequency Response: 5 Hz-13.5 MHz/+0 dB,-3 dB

Tuner Section

• FM: 87.5 MHz-107.9 MHz
• AM: 530 kHz-1,710 kHz
• FM/AM Preset Memory: 40 stations

General

• Power Supply: AC 120 V~, 60 Hz
• Power Consumption: 3.8 A
• No-Sound Power Consumption: 50 W
• Standby Power Consumption: 0.15 W
• Dimensions (W x H x D): 17 1/8" x 6 5/16" x 12 15/16" (435 x 160 x 328 mm)
• Weight: 17.2 lbs (7.8 kg)

Carton

• Dimensions (W x H x D): 21 1/8" x 10 7/16" x 16 1/8" (537 x 265 x 416 mm)
• Weight: 23.1 lbs (10.5 kg)