Goldline HPA-JR
1-Channel Headphone Amplifier (*Does Not Include BE1 Power Supply)

OUR PART #  HPA-JR

Log In for price!

Don't have an account? Apply today!

Goldline's HPAJr microphone amplifier is a compact, battery/external DC powered unit designed to interface with your favorite set of full-sized professional headphones to a variety of audio input sources.

The HPAJr will allow you to drive headphones of many impedances to more than adequate listening levels with a full, rich sound not obtainable at low output levels or with lightweight earpiece/headphones.

You can use the HPAJr for such purposes as increasing monitor levels from: mixers, portable VCRs, tape recorders or R-DATs; personal listening to keyboards and synthesizers or monitoring of home studio gear.  Comes with a sturdy belt clip for complete portability.

  • Frequency Range: 5Hz -30kHz
  • Operational Modes:Stereo or Mono selectable
  • Input:1/4"Phone jack. 50k ohm impedance
  • Input Sensitivity(Selectable):
    @-10dBm =245mV
    @-30dBm = 25mV
  • Output:1/4" Phone jack. 4 ohm - 600 ohmimpedance
  • Power requirements:
    -
    2x 9V b
    atteries (alkaline preferred)
    -
    External - 12Vdc - 18Vdc @ 300mA via 3.5mmjack
  • Size: 2-7/8" x 5-1/4" x 1-1/2"
  • Weight: 8oz.
  • Case Material:  Painted aluminum
Battery Eliminator/Power Supply (3.5 mm Phone Plug, Tip Positive)
Goldline BE1 Battery Eliminator/Power Supply (3.5 mm Phone Plug, Tip Positive)
AC/DC Adapter - Input 120VAC Output 12VDC @ 500mA.  Output connector 3.5mm phone plug, tip positive.Dimensions: 2.6" H x 1.93" W x 1.73" DFor use with the following Goldline products: ...
Usually ships in 7-14 business days.
Need it sooner? Call us!

Goldline HPA-JR
1-Channel Headphone Amplifier (*Does Not Include BE1 Power Supply)

OUR PART #  HPA-JR

Product Information:

Goldline's HPAJr microphone amplifier is a compact, battery/external DC powered unit designed to interface with your favorite set of full-sized professional headphones to a variety of audio input sources.

The HPAJr will allow you to drive headphones of many impedances to more than adequate listening levels with a full, rich sound not obtainable at low output levels or with lightweight earpiece/headphones.

You can use the HPAJr for such purposes as increasing monitor levels from: mixers, portable VCRs, tape recorders or R-DATs; personal listening to keyboards and synthesizers or monitoring of home studio gear.  Comes with a sturdy belt clip for complete portability.

  • Frequency Range: 5Hz -30kHz
  • Operational Modes:Stereo or Mono selectable
  • Input:1/4"Phone jack. 50k ohm impedance
  • Input Sensitivity(Selectable):
    @-10dBm =245mV
    @-30dBm = 25mV
  • Output:1/4" Phone jack. 4 ohm - 600 ohmimpedance
  • Power requirements:
    -
    2x 9V b
    atteries (alkaline preferred)
    -
    External - 12Vdc - 18Vdc @ 300mA via 3.5mmjack
  • Size: 2-7/8" x 5-1/4" x 1-1/2"
  • Weight: 8oz.
  • Case Material:  Painted aluminum
Battery Eliminator/Power Supply (3.5 mm Phone Plug, Tip Positive)
Goldline BE1 Battery Eliminator/Power Supply (3.5 mm Phone Plug, Tip Positive)
AC/DC Adapter - Input 120VAC Output 12VDC @ 500mA.  Output connector 3.5mm phone plug, tip positive.Dimensions: 2.6" H x 1.93" W x 1.73" DFor use with the following Goldline products: ...
Usually ships in 7-14 business days.
Need it sooner? Call us!
Add to Cart

We're sorry, only of this item available



Call a Sales Pro at for more information

Serving Contractors, Dealers, and Installers Since 1977

Contact: 1-800-828-0509 / Hours: Mon - Fri 7:00AM - 7:00PM