Zapco ST-4XP SQ III
4-Ch. High Power Class AB SQ Amplifier, 4?: 4 x 100 watts
Features and Functions
4-Channel, Full Range, Class A/B
SQ Upgrades: Op-amps, Caps, Etc.
Tiffany style Panel Mount RCA’s
RCA and Speaker Level Inputs
Variable input gain control
Variable electronic crossover
Auto-on with Speaker level inputs
New aluminum chassis
Specifications
Power @ 4Ω: 4 x 140 watts
THD @ Rated Power < 0.1% THD
Power @ 2Ω: 4 x 190 watts
Power Bridged @ 4Ω: 2 x 380W RMS
Signal to Noise Ratio > 95dB
Channel Separation >60dB
Frequency Response 15Hz to 30KHz ±1dB
Input Sensitivity .25v to 5v
Dimensions in mm: 160(W) x 58(H) x 450(L) Overall: 160(W) x 58(H) x 475(L)