Zapco St-4b 4 Channel Class Ab Amplifier
Product Overview
The Zapco ST-4B is a 4-channel class AB amplifier with 90W RMS x4. It's designed to provide maximum output, without compromising sound quality. The full range class AB amplifier ensures reliability and clarity, making the ST-4B a strong driving force. Get an authentic, crisp sound with the Zapco ST-4B and experience world-class performance.
Dimensions in inches: 7.17(W) x2.0(H) x 11.01 (L)
Dimensions in centimeters: 18.2(W) x 5.1 (H) x 27.96(L)
RMS: 65W x 4 @ 4ohm/90W x 4 @ 2ohm/200W x 2 @ 4ohm
bridged MAX power: 90W x 4 @ 4ohm/135W x 4
@ 2ohm/280W x 2 @ 4ohm bridged
Variable Hi/Low/Full crossover and Bass Boost High current MOSFET power supply High current Bi-polar output devices
RCA or Speaker level input
1 YEAR BRAND WARRANTY
Frequently Asked Questions (FAQ)
Q: What is the main benefit of a Class-AB amplifier like the Zapco ST-4B over a Class-D amp?
A: Class-AB amplifiers are renowned for their exceptional sound quality, delivering warmer mid-range tones, smoother high frequencies, and lower overall distortion compared to typical Class-D amplifiers, making them the top choice for SQ (Sound Quality) enthusiasts.
Q: Can I connect the Zapco ST-4B to my car's stock factory stereo?
A: Yes! The ST-4B includes high-level speaker inputs, which allow you to tap directly into your vehicle's existing factory speaker wires without needing a separate line output converter (LOC).
Q: Can I use this 4-channel amplifier to power a subwoofer?
A: Absolutely. You can operate the ST-4B in 3-channel mode—using channels 1 and 2 to power your front door speakers and bridging channels 3 and 4 together to drive a 4-Ohm subwoofer.
Product Overview
The Zapco ST-4B is a 4-channel class AB amplifier with 90W RMS x4. It's designed to provide maximum output, without compromising sound quality. The full range class AB amplifier ensures reliability and clarity, making the ST-4B a strong driving force. Get an authentic, crisp sound with the Zapco ST-4B and experience world-class performance.
Dimensions in inches: 7.17(W) x2.0(H) x 11.01 (L)
Dimensions in centimeters: 18.2(W) x 5.1 (H) x 27.96(L)
RMS: 65W x 4 @ 4ohm/90W x 4 @ 2ohm/200W x 2 @ 4ohm
bridged MAX power: 90W x 4 @ 4ohm/135W x 4
@ 2ohm/280W x 2 @ 4ohm bridged
Variable Hi/Low/Full crossover and Bass Boost High current MOSFET power supply High current Bi-polar output devices
RCA or Speaker level input
1 YEAR BRAND WARRANTY
Frequently Asked Questions (FAQ)
Q: What is the main benefit of a Class-AB amplifier like the Zapco ST-4B over a Class-D amp?
A: Class-AB amplifiers are renowned for their exceptional sound quality, delivering warmer mid-range tones, smoother high frequencies, and lower overall distortion compared to typical Class-D amplifiers, making them the top choice for SQ (Sound Quality) enthusiasts.
Q: Can I connect the Zapco ST-4B to my car's stock factory stereo?
A: Yes! The ST-4B includes high-level speaker inputs, which allow you to tap directly into your vehicle's existing factory speaker wires without needing a separate line output converter (LOC).
Q: Can I use this 4-channel amplifier to power a subwoofer?
A: Absolutely. You can operate the ST-4B in 3-channel mode—using channels 1 and 2 to power your front door speakers and bridging channels 3 and 4 together to drive a 4-Ohm subwoofer.
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