Zapco - ST-4X DSP III - Class AB, 4-Ch, DSP, optional HD-BT Power 2Ω: 4 x 90W, 4Ω: 4 x 65W

4-Ch. Class AB Amplifier with DSP

Features and Functions

• 4-Channel, Full Range, Class A/B

• On-Board, Full Function, 8-ch. Digital Signal Processing

• High-pass and low-pass filters, phase control, signal delay, and 15 channels of parametric equalization on each channel

• Optical Digital Input

• BT Streaming: Bluetooth Port for external APTX HD Module (optional)

• Analog input gain controls

Technical Specifications

• Power @ 4Ω: 4 x 65 watts

• THD @ Rated Power < 0.5% THD

• Power @ 2Ω: 4 x 90 watts

• Power Bridged @ 4Ω: 2 x 180 watts

• Signal to Noise Ratio > 90dB

• THD + Noise < 0.2%

• Channel Separation  >60dB

• Frequency Response 15Hz to 30KHz ±1dB

• Dimensions in mm: 160(W) x 57(H) x 284(L) Overall: 160(W) x 57(H) x 309(L)

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