- Stare Perfecta de Functionare,sunet f f bun,totul original la interior,fara reparatii. Technics SU-Z15 Stereo Integrated Amplifier (1983-84) Specifications Power output: 18 watts per channel into 8Ω (stereo) Frequency response: 5Hz to 80kHz Total harmonic distortion: 0.8% Damping factor: 40 Input sensitivity: 2.5mV (MM), 150mV (line) Signal to noise ratio: 71dB (MM), 86dB (line) Channel separation: 50dB (line) Output: 150mV (line) Speaker load impedance: 8Ω to 16Ω Dimensions: 430 x 86.5 x 214.5mm Weight: 3.3kg