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Technic details
Specifications
Type:
Stereo power amplifier
Circuit system:
Two steps of differentials, PP drive, two-step Darlington, parallel PP, Pure complimentary OCL (a Class-A operation, DC amplifier stream composition)
Effective output (both channel drive):
30W+30W (10Hz - 30kHz, 8ohm)
THD (10Hz - 30kHz, 8ohm):
At the time of an effective output: 0.01%
At the time of 15W output: 0.005%
At the time of 1W output: 0.005%
Cross modulation distortion (50Hz : 7kHz = 4:1 or 8ohm):
At the time of an effective output: 0.005%
At the time of 15W output: 0.003%
At the time of 1W output: 0.003%
Output bandwidth (IHF, both channel drive):
5Hz - 100kHz (distortion 0.01%)
Frequency characteristic:
2Hz-150kHz, +0 -1dB (at the time of 1W output)
[Input terminal]
Input:
1V/50kohm
[Output-terminal]
Speaker:
8ohm
Dumping factor:
60 (20Hz - 20kHz, 8ohm)
S / N ratio (IHF, A network):
Short circuit 106dB
[The semiconductor used]
Transistor:
44 pieces
Diode, other:
62 piece
Supply voltage:
AC 100V, 50Hz/60Hz
Power consumption:
240W (Electrical Appliance and Material Control Law)
Dimensions (W x H x D):
420 x 153 x 370mm
Weight:
22kg
Year:
1980
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