AVR 155 - Harman Kardon Audio Service Manual (repair manual). Page 3

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TECHNICAL SPECIFICATIONS 49
ENGLISH
Technical Specifications
Audio Section
Stereo Mode 
Continuous Average Power (FTC)
50 Watts per channel, 20Hz–20kHz,
@ < 0.07% THD, both channels driven into 8 ohms
5 Channel Surround Modes 
Power Per Individual Channel, all channels driven simultaneously
Front L&R channels:
40 Watts per channel,
@ < 0.07% THD, 20Hz–20kHz into 8 ohms
Center channel:
40 Watts, @ < 0.07% THD, 20Hz–20kHz into 8 ohms
Surround channels:
40 Watts per channel,
@ < 0.07% THD, 20Hz–20kHz into 8 ohms
Input Sensitivity/Impedance 
Linear (High Level)
200mV/47kohms
Signal-to-Noise Ratio (IHF-A)
100dB
Surround System Adjacent Channel Separation 
Analog Decoding 
40dB 
(Pro Logic, etc.) 
Dolby Digital (AC-3) 
55dB 
DTS
55dB
Frequency Response 
@ 1W (+0dB, –3dB)
10Hz–130kHz
High Instantaneous 
Current Capability (HCC)
±25 Amps
Transient Intermodulation 
Distortion (TIM)
Unmeasurable
Rise Time
16 µsec
Slew Rate
40V/µsec**
FM Tuner Section
Frequency Range
87.5–108MHz
Usable Sensitivity
IHF 1.3 µV/13.2dBf
Signal-to-Noise Ratio
Mono/Stereo: 70/68dB (DIN)
Distortion
Mono/Stereo: 0.2/0.3%
Stereo Separation
40dB @ 1kHz
Selectivity
±400kHz: 70dB
Image Rejection
80dB
IF Rejection
90dB
AM Tuner Section
Frequency Range
522–1620kHz
Signal-to-Noise Ratio
45dB
Usable Sensitivity
Loop: 500µV
Distortion
1kHz, 50% Mod: 0.8%
Selectivity
±10kHz: 30dB
Video Section
Video Format
PAL/NTSC
Input Level/Impedance
1Vp-p/75 ohms
Output Level/Impedance
1Vp-p/75 ohms
Video Frequency Response
(Composite and S-Video)
10Hz–8MHz (-3dB)
Video Frequency 
Response (Component)
10Hz–100MHz (-3dB)
HDMI
Switching
General
Power Requirement
AC 220–240V/50Hz
Power Consumption
65W idle, 540W maximum 
(5 channels driven) 
Dimensions (Max)
Width
440mm 
Height
165mm 
Depth
382mm 
Weight
9.7kg
Depth measurement includes knobs, buttons and terminal connections.
Height measurement includes feet and chassis.
All features and specifications are subject to change without notice.
Harman Kardon, The Bridge 
and Logic 7 are 
registered trademarks of Harman International Industries, Incorporated.
is a trademark of Harman International Industries, Inc.
*Manufactured under license from Dolby Laboratories.
“Dolby,” “Pro Logic” and the Double-D symbol are trademarks of Dolby Laboratories.
"DTS" and "DTS Neo:6" are registered trademarks of DTS,
Inc. "96/24" is a trademark of DTS, Inc.
SA-CD is a trademark of Sony Electronics, Inc.
Apple and iPod are registered trademarks of Apple Computer, Inc.
Cirrus is a registered trademark of Cirrus Logic Corp.
**Without input anti slewing and output isolation networks.
HD-DVD is a trademark of the DVD Format/Logo Licensing Corporation (DVD FLLC).
HDMI, the HDMI logo and High-Definition Multimedia Interface are trademarks or 
registered trademarks of HDMI Licensing, LLC.
33639_AVR147_ENG  10/07/07  13:45  Side 49
harman/kardon
AVR 155/230 Service Manual
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