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Auction Details

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Type Stereo pre-main amplifier
Power Amplifier Unit
Circuit system Pure complimentary service OCL
Effective output (both channels driven, 20 Hz to 20 kHz) 45W + 45W (4 Ω)
40W + 40W (8 Ω)
Harmonic distortion factor (20 Hz to 20 kHz) 0.1% or Less (Effective Output)
0.05% or Less (8 Ω at 20W output)
0.05% or Less (8 Ω at 1W output)
Cross modulation distortion factor 0.1% or Less (Effective Output)
0.05% or Less (8 Ω at 20W output)
0.05% or Less (8 Ω at 1W output)
Output Bandwidth (IHF, both channel drives) 5 Hz ~ 30 kHz (Distortion Factor 0.1%)
Frequency characteristic 10 hz to 80 khz + 0 -1dB
Input Sensitivity / Impedance Power amp in : 1V/50k Ω
Output terminal Speaker A / B : 4 Ω ~ 16 Ω
Speaker A + B : 8 Ω ~ 16 Ω
Headphone : 4 Ω ~ 16 Ω
Damping factor (20 Hz to 20 kHz) 25 or More (8 Ω)
S/N (IHF, A-Network, short circuit) 100 dB or more
Preamplifier Section
Circuit system Equalizer amplifier : Two positive and negative power supplies, three stages connected directly
Control amplifier : Positive and negative 2 power supply, first stage FET
Input Sensitivity / Impedance Phono1, 2 : 2.5mV/50k Ω
Tuner, Aux, Tape PB1, 2, DIN : 150mV/50k Ω
Phono maximum allowable input (harmonic distortion rate 0.1%) 200mV(1kHz)
Output Level / Impedance Tape Rec1, 2 : 150 mv
Tape Rec2 (Din) : 30mV/80k Ω
Pre out : 1V/1k Ω
Harmonic distortion factor (20 Hz to 20 kHz) Not more than 0.05%
Frequency characteristic Phono (RIAA deviation) : 30 Hz to 15 kHz ± 0.3 dB
Tuner, Aux, Tape PB : 10 Hz to 50 kHz + 0 -1dB
Tone control
Bass: ± 7 dB (100 Hz) / ± 11 dB (100 Hz)
Turnover Frequency : 200Hz/400Hz
Treble: ± 7 db (10 khz) / ± 11 db (10 khz)
Turnover Frequency : 5kHz/2.5 kHz
Filter Low : 30 Hz, 6dB/oct.
High : 8 kHz, 6dB/oct.
Loudness contour (Volume -40dB) +8.5dB(100Hz)
+4dB(10kHz)
Muting -20dB
S/N (IHF, A-Network, short circuit) Phono : 70 dB or more
Tuner, Aux, Tape PB : 90 dB or higher
<General>
Semiconductor used Transistor : 35
FET : 2
Diode, etc. : 21
AC outlet Power switch interlock : 2 systems
Power switch not linked : 1 system
Power supply voltage 100 VAC, 50Hz/60Hz
Power consumption 100W (Rated)
280W maximum
External dimensions Width 420x Height 150x Depth 345 mm
Weight 10.9kg
Specification
Category HiFi Components
Sub Category Amplifiers

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