The HM-400 from Mackie is a 4 channel headphone amplifier in 19" format and offers incredible versatility and excellentsound quality in only onetreble unit. It is perfect for professional studio applications, trial sessions and much more. The HM400 also has a main input with volume control, stereo outputs, aux inputs, channel equalizer and a total of 12 headphone outputs.
Mackie HM 400 Overview
L/R main inputs and L/R stereo outputs
LED level meter incl. 7 segments per channel and in stereo input
3 headphone outputs per channel
Aux input on each channel with balance control for mixing main and aux signal
Mute and stereo/2 channel mode switches per channel
12 headphone outputs
Roadworthy construction
Format: 19", 1 height unit (HE)
Manufacturer information
Hyperactive Audiotechnik GmbH Neukirchner Straße 18 65510 Hünstetten Germany info@hyperactive.de
Arrived faulty with bad transformer hum on 1,2 and 4. Build quality good, couldn’t test the sound as it wasn’t working correctly. The knobs are not the best and are too narrow making adjustment awkward as they are too close together.
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