Owners Manual

2
OVERVIEW
The HeadAmp 4 Pro is a multi-purpose tool for audio engineering and recording. Enclosed in a
tabletop chassis are five headphone amps with talkback capability. Up to five of the inputs can
be monitored at once. The HeadAmp 4 Pro is designed to work seamlessly with any classroom,
recording, sound-reinforcement, or electronic instrument setup. The HeadAmp 4 Pro maintains
exceptional signal integrity and extremely low noise. Each 1/4" input accepts line level signals
that can be adjusted for level.
SETTING UP
Unpacking
Your HeadAmp 4 Pro was packed with care at the factory. The shipping carton was designed to
protect it during initial shipment. Please retain this carton for use in transporting the HeadAmp 4
Pro, or in the unlikely event that you need to return your HeadAmp 4 Pro for servicing.
AC power hookup
The HeadAmp 4 Pro has an external power supply designed to minimize noise and operate at
100 to 125VAC, 50 to 60Hz.
The unit requires a 9VAC power supply rated for at least 1000mA.
Audio connections
1/4" Audio connections to and from the HeadAmp 4 Pro are stereo 1/4" TRS (except for the
Main Right input which can accepts a single channel only).