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HVA4

4-Channel 270 W Power Amplifier

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The HVA4 is a four-channel Class D amplifier for 70V and 100V installations that delivers 270 watts per channel.

Each channel has an independent volume control and status LEDs to indicate signal activity, clipping, and thermal protection.

With a robust feature set in a 1U rackmount enclosure, the HVA4 offers a built-in limiter, an internal fan, and Euroblock connectors for audio, status, and control signals.

Features

  • 4-Channel Class D Power Amplifier
  • Switchable 70 V / 100 V Operation
  • 270 W per Channel
  • Euroblock Connectors
  • Built-In Limiter
  • Short Circuit, Thermal, and Power On / Off Muting Protection
  • 1U Rackmount

Specifications

Amplifier class Switching power, Class-D
Input/Output Connections Euroblock
Frequency Response (Hz CM +/- 1dB) 120 Hz - 17 kHz (-3dB)
THD <0.1%
Damping Factor (30 Hz - 400 Hz AT 8 Ohms) >200
Crosstalk (1kHz / 20Hz-20kHz) >70 dB
Input Impedance - Bal/Unbal (Ohms) 20 k Ω (balanced) 10 k Ω (unbalanced)
Input Sensitivity (Vrms) For Full Power Out 0.9-1.1 V ( 0+/-1 dBV )
Protection Short circuit, open circuit, thermal, ultrasonic and RF
Other Features Front: AC switch, Input level control for each channel
Rear: 70 V / 100 V selector
Dimensions 19.02" x 1.73" x 14.17" 48.3 cm x 4.4 cm x 3.60 cm
Weight (lbs / kg) 13.67 lbs / 6.2 kg

Specifications subject to change without notice

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Owner's Manual

The HVA4 is a four-channel Class D amplifier for 70V and 100V installations that delivers 270 watts per channel.

Each channel has an independent volume control and status LEDs to indicate signal activity, clipping, and thermal protection.

With a robust feature set in a 1U rackmount enclosure, the HVA4 offers a built-in limiter, an internal fan, and Euroblock connectors for audio, status, and control signals.

Features

  • 4-Channel Class D Power Amplifier
  • Switchable 70 V / 100 V Operation
  • 270 W per Channel
  • Euroblock Connectors
  • Built-In Limiter
  • Short Circuit, Thermal, and Power On / Off Muting Protection
  • 1U Rackmount

Specifications

                        
Amplifier class Switching power, Class-D
Input/Output Connections Euroblock
Frequency Response (Hz CM +/- 1dB) 120 Hz - 17 kHz (-3dB)
THD <0.1%
Damping Factor (30 Hz - 400 Hz AT 8 Ohms) >200
Crosstalk (1kHz / 20Hz-20kHz) >70 dB
Input Impedance - Bal/Unbal (Ohms) 20 k Ω (balanced) 10 k Ω (unbalanced)
Input Sensitivity (Vrms) For Full Power Out 0.9-1.1 V ( 0+/-1 dBV )
Protection Short circuit, open circuit, thermal, ultrasonic and RF
Other Features Front: AC switch, Input level control for each channel
Rear: 70 V / 100 V selector
Dimensions 19.02" x 1.73" x 14.17" 48.3 cm x 4.4 cm x 3.60 cm
Weight (lbs / kg) 13.67 lbs / 6.2 kg

Specifications subject to change without notice