Zapco ST-4X DSP III 8-Ch. DSP/4-Ch. SQ Class AB Amplifier, opt. HD-BT
Features and Functions
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4-Channel, Full Range, Class A/B
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On-Board, Full Function, 8-ch. Digital Signal Processing
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High-pass and low-pass filters, phase control, signal delay, and 15 channels of parametric equalization on each channel
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Optical Digital Input
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BT Streaming: Bluetooth Port for external APTX HD Module (optional)
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Analog input gain controls
Technical Specifications
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Power @ 4Ω: 4 x 65 watts
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THD @ Rated Power < 0.5% THD
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Power @ 2Ω: 4 x 90 watts
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Power Bridged @ 4Ω: 2 x 180 watts
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Signal to Noise Ratio > 90dB
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THD + Noise < 0.2%
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Channel Separation >60dB
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Frequency Response 15Hz to 30KHz ±1dB
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Dimensions in mm: 160(W) x 57(H) x 284(L) Overall: 160(W) x 57(H) x 309(L)
HD-BT II-D Bluetooth Module (optional)
The new Bluetooth Module is more than an accessory. It allows you to interact with the amplifier via your mobile phone for music streaming (with aptX HD quality) and use the APPs to do everything necessary for a complete setup and tune of the DSP
