Sherwood R-903 - Manual (Page 43)

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Amplifier Section
Power output, stereo mode, 6 Ω, THD 0.3 %, 40 Hz~20 kHz | 2 100 W
Total harmonic distortion, 6 Ω, 50 W, 1 kHz | 0.09%
Intermodulation distortion
60 Hz : 7 kHz= 4 : 1 SMPTE, 6 Ω, 100 W | 0.1%
Input sensitivity, 47 kΩ
Line (AUX) | 200 mV
Signal to noise ratio, IHF “A” weighted
Line (TAPE) | 95 dB
Frequency response
Line (AUX, TAPE), 20 Hz~44 kHz | 3 dB
Output level
TAPE OUT, 2.2 kΩ | 180 mV
Bass/Treble control, 100 Hz/10 kHz | 10 dB
Surround mode, only channel driven
Front power output, 6 Ω, 1 kHz, THD 0.3 % | 100 W+100 W
Center power output, 6 Ω, 1 kHz, THD 0.3 % | 100 W
Surround power output, 6 Ω, 1 kHz, THD 0.3 % | 100 W+100 W
Surround back power output, 6 Ω, 1 kHz, THD 0.3 % | 100 W
Digital Audio Section
Sampling frequency | 32, 44.1, 48, 96 kHz
Digital input level
Coaxial, 75 Ω | 0.5 Vp-p
Optical, 660 nm | -15 ~ -21 dBm
Video Section
Video format | PAL
Input sensitivity(=Output level), 75 Ω
Video (Composite(normal)) | 1 Vp-p
S-Video (luminance signal) | 1 Vp-p
(chrominance signal) | 0.286 Vp-p
FM Tuner Section
Tuning frequency range | 87.5~108 MHz
Usable sensitivity, THD 3%, S/N 26 dB | 17.2 dBf
46 dB quieting sensitivity, mono/stereo | 20.8/41.2 dBf
Signal to noise ratio, 1 mV, mono/stereo | 72/65 dB
Total harmonic distortion, 1 kHz, mono/stereo | 0.2/0.4 %
Frequency response, 20 Hz~15 kHz | 1 dB
Stereo separation, 65 dBf, 1 kHz | 45 dB
Capture ratio | 4 dB
IF rejection ratio | 120 dB
AM Tuner Section
Tuning frequency range | 522~1611 kHz
Usable sensitivity | 500 V/m
Signal to noise ratio | 40 dB
Selectivity | 25 dB
General
Power supply | AC 220 - 240 V, 50/60 Hz
Power consumption | 110 W
Dimensions (W H D) | 435 73.5 254 mm (17-1/8 2-7/8 10 inches)
Weight (Net) | 4.2 kg (9.3 Ibs)
Note: Design and specifications are subject to change without notice for improvements.
Specifications
ENGLISH