Vand amplificator si preamplificator Yamaha M4 și C4 în stare foarte buna
Premplificator M4
Specifications
Frequency response: 5Hz to 100kHz
Total harmonic distortion: 0.0035%
Input sensitivity: 0.1mV (MC), 2.5mV (MM), 150mV (line)
Signal to noise ratio: 77dB (MC), 85dB (MM), 100dB (line)
Channel separation: 85dB (MM), 85dB (MC), 85dB (line)
Output: 150mV (line), 2V (Pre out), 10V (Pre out Max)
Dimensions: 435 x 116 x 376mm

Amplificator M4
Specifications
Power output: 120 watts per channel into 8Ω (stereo)
Frequency response: 1Hz to 100kHz
Total harmonic distortion: 0.005%
Damping factor: 200
Input sensitivity: 1V
Signal to noise ratio: 118dB
Speaker load impedance: 4Ω to 8Ω
Semiconductors: 81 x transistors, 3 x IC, 2 x dual FET, 34 x diodes, 2 x bridged diodes, 2 x zener diodes, 28 x LED
Dimensions: 435 x 145.5 x 374.5mm
Weight: 18.5kg