An induction amplifier for driving a cable loop around a room to provide assisted listening for hearing aid users. Front panel controls are adjusted using a screwdriver including level controls for the 3 mic/line channels, bass, treble and loop current. Designed to provide hearing assistance in public and commercial buildings.

Specifications

Phantom power switch for each input
Mic/line level switch for each input
Adjustable metal loss correction
Alarm contacts for built-in siren
19" rack mountable
Tamper proof channel volume, bass & treble and loop current level controls
Priority switchable for channel 1
Peak current LED indication
Suitable for most standard hearing aids
Power supply:110/240Vac, 50/60Hz (IEC)
Frequency response:50Hz - 5kHz (±3dB)
Input sensitivity : line:-6dBu/6k Ohms
Input sensitivity : mic:-56dBu/2k Ohms
Signal to noise ratio:75dB (line), 60dB (mic)
THD:<1%