Mackie HM-400 – 4-Channel Headphone Amplifier for Professional Use
The Mackie HM-400 is a professional 4-channel headphone amplifier designed for use in recording studios, on stage, and in rehearsal rooms. With four independent headphone outputs, it allows multiple users simultaneous monitoring with optimal sound quality.
Four separate channels with individual volume control – each listener sets their own level without affecting others.
Professional connectivity: 6.3 mm jack and XLR inputs ensure reliable signal transmission.
Internal power supply – no external power adapter needed, saving space and reducing cable clutter.
Robust metal construction for long-lasting use on tour or in daily studio operations.
The HM-400 impresses with its ease of use and high audio quality. Thanks to the internal power supply, there is no need to search for a suitable external adapter – a single mains connection suffices. The separate volume controls per channel allow flexible adjustment to different listening preferences.
Ideal for...
This headphone amplifier is particularly suitable for recording studios, rehearsal spaces, sound reinforcement providers, and live musicians who need to drive multiple headphones simultaneously. It also finds versatile applications in educational institutions such as music schools and universities.
How to use the HM-400
Connect an audio source (e.g., mixing console, audio interface) via the 6.3 mm jack or XLR input of the HM-400. Connect up to four headphones to the outputs and adjust the desired volume per channel. The amplifier is powered by the included mains cable and is ready for immediate use.
Mackie is an American manufacturer of professional audio equipment based in the United States. Founded in 1969, the company is known for its mixing consoles, loudspeakers, and amplifiers. Mackie products are used worldwide in recording studios, live events, and broadcasting, and are regarded as robust and reliable.
The Mackie HM-400 is a 4-channel headphone amplifier for professional audio applications. It allows simultaneous monitoring of up to four headphones with individual volume control.
Up to four headphones with separate volume control per channel. Each output is a 6.3 mm jack.
The amplifier features 6.3 mm jack and XLR inputs, as well as four headphone outputs (6.3 mm jack). The inputs can be used both unbalanced and balanced.
No, the HM-400 has an internal power supply and connects directly to mains power via a power cable. No separate external power adapter is needed.
The HM-400 is particularly suitable for recording studios, rehearsal rooms, live sound reinforcement, and educational institutions such as music schools. It is designed for continuous professional use.
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