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Technic details
Specifications
Type:
Control Amplifier
[MC/MM equalizer amplifier section (Phono in ~ Rec out)]
3V:
0.003% (20Hz to 20kHz)
0.0015% (1kHz)
20V:
0.003% (20Hz to 20kHz)
0.0015% (1kHz)
RIAA deviation:
20Hz to 20kHz, ±0.2dB
S / N ratio:
86dB (IHF-A network)
Crosstalk:
-100dB or less (20Hz, 1kHz)
-90 dB or less (20 kHz)
Gain:
35.6dB (1kHz)
[Flat amplifier part (CD in-Pre out)]
Input sensitivity/impedance:
Tuner, AUX - 150mV / 50kΩ
Tape PB - 150mV / 50kΩ
Maximum output: 10V
Rated output: 1V
[Total harmonic distortion]
3V:
0.003% (20Hz to 20kHz)
0.002% or less (1kHz)
10V:
0.007% (20Hz to 20kHz)
0.005% or less (1kHz)
Transmission frequency characteristics:
10Hz to 100kHz, +0 -1dB
20Hz to 20kHz, ±0.5dB (When Tone is flat)
S / N ratio:
100dB or more (IHF-A network)
Crosstalk:
-100dB or less (20Hz, 1kHz)
-85dB or less (20kHz)
Gain control:
0, -10, -20dB (0dB= 16.5dB)
Tape monitor:
3 lines
Tape copy:
1 → 3, 2
2 → 1
3 → 1
[Tone control]
Bass: ±10dB (50Hz)
Treble: ±10dB (20kHz)
[Filter amplifier]
Low: 20Hz, 18 dB / oct.
High: 9kHz, 6 dB / oct.
[Comprehensive]
Crosstalk:
-100dB (20Hz, 1kHz)
-80dB (20kHz)
[Semiconductors used]
Transistors:
2SC1775 x 15 pieces
2SA726 x 9 pieces
2SA872 x 11 pieces
2SC1313 x 5 pieces
2SC1735 x 2 pieces
2SA850 x 2 pieces
2SC1626 x 1 piece
2SA816 x 1 piece
2SK68A x 8 pieces
IC's x 1 piece
Diodes x 30 pieces
Power supply voltage:
AC 100V, 50/60Hz
Power consumption:
9W (Electrical Appliance and Material Control Law)
External dimensions (W x H x D):
410 x 170 x 270mm (Including knobs and feet)
Weight:
7kg
Year:
Around 1977
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