The DTR-50.3 revels in its role as master of ceremonies in your home theater. With its cutting-edge processing and networking power, abundant connections, and refined build quality, it guarantees a flawless performance every time.

# Channels 7.2
POWER All Channels at 8 Ω, 20-20kHz 0.08%, FT 135
POWER All Channels at 8 Ω 20-20kHz 0.05%, FT
Amplifier Frequency Response (WRAT) 5Hz - 100kHz
THX Certified Select2 Plus
Continuous 6 Ω Rated
Certified 4 Ω Performance
Discrete Output Stages for All Channels
Absolute Ground Plate
PUSH-PULL Amplifier Design
3-Stage Inverted Darlington Circuitry
Independent Block Construction (Amp/Preprocessor)
Shielded Toroidal Transformer
Independent Power Supply 2
High Quality Extruded Aluminum Heatsink
Optimum Gain Volume Circuitry
Bi-amp Capability For Front
Bridging (BTL) Capability for Front
Dolby TrueHD, Dolby Digital Plus Decoding
DTS-HD Master Audio,
DTS-HD Express Decoding
Dolby Pro Logic IIz (Front High Channels)
Dolby Volume
THX Processing Modes & Loudness Plus
Audyssey Room Correction & Calibration MultEQ XT
Audyssey MultEQ Pro / Installer Ready
Audyssey DSX (Front High / Wide Channels)
Audyssey Dynamic EQ & Dynamic Volume
GAME Surround Modes
(Rock, Action, Sports, Role
Music Optimizer2 to Enhance
Compressed Audio Fi
DSD Processing / Direct Mode - / ✓
192K / 24-Bit Audio DAC Burr-Brown (PCM1690)
192K / 32-Bit Audio DAC
Vector Linear Shaping Circuitry (VLSC)
32-Bit DSP Chip for Advanced Processing ✓ (x2)
Ultra-Low-Jitter Circuitry to Improve Audio Jitter Clean
Adjustable Crossover by Channel Pair 40/45/50/55/60/70/80/90
Accurate Speaker Distance Setting 0.2-foot
A/V Sync Delay (by Source) 800ms
Multi-Band Speaker EQ 15
ISF Certified Calibration Controls (ISFccc)
Picture Control Settings per Source
HDMI v1.4a (3D Support, Audio Return Channel)
Deep Color, x.v.Color, Lipsync, CEC Support
HDMI Inputs / Output(s) 7 + 1 / 2
Simultaneous or Independently Active
HDMI Outpu
Front Panel HDMI Input
HDMI Upscaling & Upconversion
1080p Upscaling ✓ (HQV Vida)
4K Upscaling (3840 x 2160) ✓ (Marvell Kyoto G2H)
D-Sub (15-pin) VGA Input
Component Video Inputs / Output(s) 3 / 2
Component Video Upconversion
Composite Video Inputs / Output(s) 5 / 1
S-Video Inputs / Output(s) 4 / 1
Digital Audio Inputs (OPT / COAX) 3 / 3
Analog Audio Inputs / Output(s) 8 / 1
Phono Input
Front Panel A/V Input
Multi-Channel Input
Analog Pre-outs 7.2
iPod/iPhone Ready ✓ (Direct Digital USB Input, Optional UP-A1)
HD Radio Ready ✓ (optional UP-HT1)
Network Audio Steaming
(Windows 7, DLNA v1.5 Ce
Pandora, Rhapsody, vTuner, SiriusXM iRadio
Napster, Slacker, MediaFly
Spotify, Aupeo!,
USB Input for Streaming Audio ✓ (Front & Rear)
Wireless Network Ready via USB ✓ (Optional UWF-1)
Firmware Updates via Network / USB X / X
Powered Zone 2/ Zone 3 / Zone 4 X / - / -
Fixed or Variable Zone 2 / Zone 3 Line Out X / X
Zone 2 / Zone 3 Subwoofer Output
Zone 2 Video Output ✓ (Composite & Component)
Bi-directional RS-232 Control Port
Bi-directional Ethernet Control Port
Rear Panel IR Input / Output 2 / 1
RIHD (Remote Interactive over HDMI)
RI System Control
12V Trigger (w/adjustable delay) Assignable (x3)
Pre-programmed / Learning Remote X / X
GUI for Remote Control Programming
GUI for Setup Menu
"Home" GUI
Bi-directional Remote Control Setup
Activity Remote
Input Name Edit
HDMI Standby "Thru" Mode ✓ (Selectable)
Setup Store & Recall Function
Permanent Memory Storage
Solid Aluminum Front Panel
Aluminum Volume Knob ✓ (Sand Finished)
Oversized OFC Detachable AC Cord
Rack Mount Kit Available IRK-180-4A
Warranty 3 YEARS
Power Output (8 Ω, 20 Hz-20 kHz, FTC) 135W /Channel (8 Ω)
Dynamic Power300W /Channel (3 Ω)
250W /Channel (4 Ω)
150W /Channel (8 Ω)
THD (Total Harmonic Distortion)0.08%(Power Rated)
Damping Factor60 (Front, 1 kHz, 8Ω)
Input Sensitivity and Impedance200 mV/47 kΩ(LINE)
2.5 mV/47 kΩ(Phono MM)
Rated Output Level and Impedance200 mV/2.2 kΩ(PRE OUT)
Maximum RCA Output Level and Impedance2 V/2.2 kΩ(PRE OUT)
Phono Overload70 mV (MM, 1 kHz, 0.5%)
Frequency Response5 Hz–100 kHz/ +1 dB-3 dB (LINE)
Tone Control±10dB, 50 Hz(BASS)
±10dB, 20 kHz(TREB)
Signal to Noise Ratio110 dB (LINE, IHF-A)
80 dB (Phono MM, IHF-A)
Speaker Impedance4 Ω–16 Ω
6 Ω–16 Ω
Input Sensitivity and Impedance200 mV/47 kΩ (LINE)
2.5 mV/47 kΩ (Phono MM)
Line1 Vp-p/75 Ω (COMPONENT)
0.7 Vp-p/75 Ω (COMPONENT Pb/Cb, Pr/Cr)
1 Vp-p/75 Ω (COMPOSITE)
Component Video
Frequency Response5Hz - 100MHz, +0dB, -3 dB
Tuning Frequency Range87.5 MHz– 107.9 MHz
Tuning Frequency Range530 kHz–1710 kHz
Preset Channels40
Power SupplyAC 120 V~, 60 Hz
Power Consumption7.5 A
Dimensions (W X H X D)17 1/8" x 7 13/16" x 14 13/16"
435 × 198.5 × 427.5 mm
Weight39.5 lbs (17.9 kg)
Dimensions (W X H X D)23 1/8" x 13 1/4" x 21 3/4"
587 x 337 x 553 mm
Weight48.5 lbs (22.0 kg)