1974 Yamaha CA-1000 Stereo Pre-Main Amplifier
1974 Yamaha CA-1000 Stereo Pre-Main Amplifier. Tested in excellent working condition. Cosmetically graded at NM (Near Mint). This stunning unit comes with the original box/packaging and owner’s manual! The Yamaha CA-1000 features an ultra-low distortion, pure complementary, all stage direct-coupled OCL main amp with switch-over possibilities between class A and class B operation. Clean power and a classic 70s build make this an eye-popping amp!
Power output: 70 watts per channel into 8Ω (stereo)
Frequency response: 10Hz to 50kHz
Total harmonic distortion: 0.01%
Damping factor: 70
Input sensitivity: 2.5mV (mic), 3mV (MM), 120mV (line)
Signal to noise ratio: 70dB (mic), 80dB (MM), 90dB (line)
Channel separation: 50dB (MM), 50dB (line)
Output: 120mV (line), 0.775V (Pre out)
Speaker load impedance: 4Ω to 16Ω
Semiconductors: 6 x FET, 55 x transistors, 26 x diodes, 5 x zener diodes
Dimensions: 436 x 144 x 323mm
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