SM Pro Audio HP4 4-Channel Headphone Amplifier

How many times have you wanted to listen to the mix through a pair of headphones at the same time as someone else but there were none left? Time to get a multi-channel headphone amplifier.

All studios require a flexible headphone amplifier to satisfy a multitude of monitoring needs. Sometimes you will need to distribute a stereo signal evenly to 4 sets of headphones. On other occasions, totally different mixes are required on each headphone. How can this be done? Enter the solution... the SM Pro Audio HP4.

Featuring 4 high powered stereo headphone amplifiers each with independent volume control, the HP4 satisfies all your headphone monitoring needs. In addition, each amplifier can select its source from up to two stereo input signals connected at the rear of the unit.

Technical Info

2 Stereo (1/4 in.) line inputs

4 headphone amplifiers

Volume control per channel

Selector switch for each output 1-2

Headphone output impedance 22 ohm

Output level 300mW @ 33 ohm

Channel Noise < -120dB

Distortion < .05% 20Hz- 20kHz

110v-220v External power supply

Size: Half rack