SM-160 series power amplifiers

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Functional features:

    • three universal inputs
    • remote control input of the conferencing system
    • a three-tier priority system inputs set by the user
    • faders for each input
    • tone controls for low and high frequencies
    • the option of switching on sound processors in the channel of low-frequency signal
    • built-in tone signal generators "Bim-Bom" and "Siren”
    • built-in safety systems of short circuit and overloads on an output
    • output signal about standing condition
    • switch off the body from the common wire circuit

The main technical characteristics

Parameter nameCharacteristics
Output voltage rating, V 30; 120 
Output power limited by distortions, W, min 160 
Input impedance, kOhm, min:
– input MICROPHONE
– input LINE
1,5 / 0,75
80 / 40 
Minimal EMF of supply, max
– input MICROPHONE, mV
– input LINE, V
0,5 / 1,0
0,5 / 1,0 
Output voltage LINE OUTPUT, V, min  1
Effective frequency range with flatness 2,5 dB, Hz, not narrow  50...16000
The limits of the tone control at the low frequency (100 Hz) and high frequency (10 kHz) range, dB, min  ±12
Total harmonic distortion, %, max  1,5
Signal/noise ratio, dB, min  65
Power input, VA, max  300
Total dimensions, mm, max  483х89х400
Weight, kg, max 13,5 
Note – The values in the numerator correspond to the symmetrical, the denominator – the unsymmetrical powering of a supply.