Untitled Document

Features:

Fully adaptive noise cancelling
Minimum distortion to audio signal
Noise cancellation 9 - 35dB
8 user selectable noise cancelling levels
Noise cancellation can be preset on PCB or remotely changed
Wide audio bandwidth for natural sound
Input and output level adjustment
Input overload indication LED
5 - 15VDC operation
Remote noise cancellation on/off

HEAR IT DSP MODULE-PCB

Installation:
The module is inserted into the path of the noisy audio signal.

Mounting options.
By using standard 0.1” connectors the module can be mounted in a variety of orientations.
The module can be plugged into another circuit board, or connectors. Four fixing holes are also provided.

Controls.
Level controls are provided for input level, audio output level. The module features an overload LED on the audio input to give visual indication of the correct signal level

Note:
The fitting of the HEAR IT DSP MODULE may involve the removal of small surface mount components. This should only be carried out by a qualified engineer. GAP accepts no responsibility for the fitting or installation of the HEAR IT DSP MODULE and are not liable for any damage to equipment caused by its fitment.

A typical circuit is shown below.

Featured in the November 2011 QST Magazine!

Order Now