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Technic details
Specifications
Type:
Tube monaural power amplifier
Output:
60W (Rated)
140 W (Peak)
Total harmonic distortion rate:
0.5% or less (60W, 20Hz to 20kHz)
Frequency response:
6Hz to 60kHz, ±0.5dB
16Hz to 25kHz, ±0.5dB (At maximum output)
Intermodulation distortion factor:
1% or less (At rated output)
0.5% or less (At 50W output)
0.05% or less (At 1W output)
Input sensitivity:
1.6V (60W)
S / N ratio:
90 dB or more (At rated output)
Output impedance:
4Ω
8Ω
16Ω
Dumping factor:
15
Used vacuum tube:
6550 (KT-88) x 2
6AN 8 x 1
GZ-34 (5AR4) x 1
Power requirements:
AC 117V, 60Hz
Power consumption:
150W
Dimensions (W x H x D):
229 x 190 x 229mm
Weight:
13.5 kg (Described in 1973 catalog)
12.5 kg (Described in the 1974 catalog)
11.5 kg (Described in 1976 catalog)
Year:
Around 1970
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