Home Page
Printer Friendly Tell a Friend

Hertz Digital Power Series HDP4 4-Channel Amplifier

Hertz Digital Power Series HDP4 4-Channel Amplifier
Price: Sold in Store Only


  • Thermally optimized double extruded heatsink, ergonomic and aluminium die-cast end caps
  • 4 LEDs monitor the status of the amplifier and communicate with the user
  • Special balanced input circuitry to reject electromagnetic disturbances present on the Pre-amplified or Speaker level inputs;
  • HDP Input featuring either Speaker In (OEM radio) and RCA In (Aftermarket radio) inputs
  • ART, Automatic Remote Turn-On/Off function, automatically turns on and off the amplifier when the OEM radio turns on and off (available on Speaker In only)
  • Full range Pre-out, also available when using Speaker Level In inputs
  • 12 dB/Oct. continuously adjustable (50 to 5k Hz and 80 to 3.3k Hz) active crossover with Lo-Pass/Hi-Pass or Full Range settings
  • A/B Input switch eliminates the need for RCA Y-Adapters
  • Power supply stage featuring multiple winding transformer, Low-ESR 105 degree Celsius capacitors, D-Class 2 Ohm stable output stage based on solid T220-5pin power Mosfets


Rudy's Autosound
1542 Highway 35, Kalispell MT 59901

(406) 756-6960