[OPEN-BOX] PreSonus HP4 Headphone Amplifier

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SoundPro Item: S6988

MPN: HP4

Description
Specifications
Documentation

The HP4 Headphone Amplifier from PreSonus is simple to set up and use while including all the features you need to create a versatile headphone system. This compact amp can sit on a tabletop, or it can be screw-mounted to a standard rack tray (not included), where it requires just 1/3 rackspace. With a clean, clear sound with a wide dynamic range, the HP4 headphone-distribution system boasts the portability, versatility, and quality to meet your headphone amp needs!

PreSonus HP4 Features

4 screaming-loud (130 mW per channel) stereo ¼" headphone outputs (front panel)
2 balanced ¼" line outputs (monitor outputs)
2 balanced ¼" line inputs
Headphone level control for each channel
Mono summing switch for each channel
Monitor level control
Monitor mute switch
Daisy-chain multiple units via monitor outputs
Compact 1/3U rack-mount chassis
Sealed, detented, metal rotary controls
External 16 VAC power supply
1/3U rack-mount size

HP4 headphone amplifier1

Inputs
- Connector type: 1/4" TRS balanced
- THD+N: 0.0025%, 1 kHz, unity gain
- Max input level: +18 dBu, <0.5% THD+N, unity gain
- Input impedance: 10kΩ
- Frequency response: 20Hz - 20kHz (+/-0.5dB)
Monitor outputs
- Connector type: 1/4" TRS, asymmetrical, impedance-balanced
- THD+N: 0.0025%, 1 kHz, unity gain
- Max output level: +18 dBu, <0.5% THD+N
- Output impedance: 51Ω
- Frequency response: 20Hz - 20kHz (+/-0.5dB)
Headphone outputs
- Connector type: 1/4" TRS stereo
- Max output power: 130mW/Ch. <0.5% THD+N, 60Ω load
- Frequency response: 20 Hz - 20 kHz, ±0.5 dB, 60Ω load
- Headphone impedance working range: 32Ω - 600Ω
External adapter type+12 VDC, 1000 mA, center pin positive
Dimensions (HxDxW)1.75" x 5.5" x 5.5"
Weight5 pounds (2.27 kg)