zapco
Zapco Z-150.4AP 4 Channel Class AB Audiophile Amplifier
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Enhance your audio experience with the Zapco 4 Channel Class AB Audiophile Amplifier. This premium amplifier is designed for true audiophiles who demand excellent sound quality. Whether you're upgrading your car's audio system or building a complete sound setup, this Zapco amplifier delivers crystal-clear sound.
The Zapco 4 Channel Class AB Audiophile Amplifier ensures powerful performance with its Class AB design, providing the perfect balance between efficiency and sound fidelity. It features four channels, allowing you to connect multiple speakers and create an immersive audio environment.
Zapco 4-Ch. Class AB Audiophile Amplifier
Features and Functions
- 4-Channel, Class-AB, Competition Audiophile Amplifier - Signal to noise ratio of over 110dB - Coupled the output drivers - Highest HFE (Gain) Sanken selected output devices - Differential balanced input stage - 0.1% resistors for lowest possible noise floor - TI LME49720 (BJT) op-amps on the inputs - TI LME49720 (BJT) op-amps in the signal path - WIMA MKS2 series caps in the signal path - Extremely low ESR caps throughout - Proprietary patented RCA connectors
Technical Specifications
- Power @ 4Ω: 4 x 150 watts - Power @ 2Ω: 4 x 275 watts - Power @ 1Ω: 4 x 400 watts * - Power @ 4Ω Bridged: 2 x 550 watts - Power @ 2Ω Bridged: 2 x 800 watts * - THD @ Rated Power \< 1% - Signal to Noise Ratio > 110dB - Frequency Response 10Hz to 30,000Hz ±1dB - Input Sensitivity 1v to 9v - Net Dimensions (mm): 190(W) x 62(H) x 440(L) - Overall Dimensions (mm): 190(W) x 62(H) x 468(L)
*AP amplifiers are stable at 1Ω and 2Ω Bridged only when used with music signal and with proper ventilation.

Specifications
- Power @ 2Ω: 4 x 275 watts
- Power @ 1Ω: 4 x 400 watts *
- Power @ 4Ω Bridged: 2 x 550 watts
- Power @ 2Ω Bridged: 2 x 800 watts *
- THD @ Rated Power < 1%
- Signal to Noise Ratio > 110dB
- Frequency Response 10Hz to 30,000Hz ±1dB
- Input Sensitivity 1v to 9v
- Net Dimensions (mm): 190(W) x 62(H) x 440(L)
- Overall Dimensions (mm): 190(W) x 62(H) x 468(L)
*AP amplifiers are stable at 1Ω and 2Ω Bridged only when used with music signal and with proper ventilation.
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