HX-3

Portable Headphone Distribution Amplifier

Overview

HX-3 Key Features List

  • Three isolated headphone outputs with individual volume controls.
  • 125 dB dynamic range with flat frequency response.
  • Durable 1/4-inch connectors, panel mounted for strength.
  • Stereo or mono monitoring.
  • Peak LED indicates headphone overload.
  • Two balanced XLR line level inputs or unbalanced 1/4-inch and 1/8-inch stereo inputs.
  • Loop Output to connect additional HX-3’s in series.
  • All-metal connectors solidly mounted to the chassis for durability and RF immunity.
  • Free from “Pin-1” grounding problems.
  • Internal battery-power for up to 18 hours from two AA alkaline batteries.
  • Chassis-isolated 5 to 18 VDC input for easy external DC powering.
  • Power LED indicates low battery power.
  • High strength, extruded aluminum chassis with protective metal end panels.

The HX-3: Portable Headphone Distribution Amplifier

The compact HX-3 Headphone Distribution Amplifier is the perfect accessory to quickly provide three high-performance stereo headphone feeds with individual level controls from line-level sources. The HX-3 can produce very high headphone levels with extremely low noise and distortion.

Great for Radio, TV, Film, and Music Productions

The HX-3 accepts balanced XLR line-level inputs or unbalanced 1/4-inch and 1/8-inch stereo inputs. Its 1/4-inch loop-out can connect multiple HX-3’s for additional headphone outputs. Headphones are connected to panel-mounted 1/4-inch stereo connectors.

The HX-3 has a durable aluminum chassis to withstand the punishment of field and studio environments. The unit is powered by inexpensive batteries (two-AA) or external 5-18 VDC.

The HX-3 can add headphone outputs to the 552302, MM-1, and USBPre-2.

2 Year Warranty

One-year standard warranty turns into two-years upon registration.
Click Here for more information.

What’s in the box:

1

HX-3 Headphone Amplifier

1

Headphone adapter cable (1⁄4 inch to 1⁄8 inch)

1

Coaxial female power connector

4

Adhesive rubber “bumpers”

1

Product registration card

1

Packing List (this sheet)

Specifications

Click on the groups to view the devices specifications.

Frequency Response
Voltage Gain
Output Clipping Level
Headphone Output Impedance
Input Clipping Level
Dynamic Range (balanced line inputs)
THD + Noise
Inputs
Internal Voltage Rails
Power Source
Power LED
Operating Temperature Range
Dimensions
Weight (unit only)
Included Accessories

Support

Product Registration

One-year standard warranty turns into two-years upon registration.
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Downloads

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Accessories

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