A new range of pre-built modules being developed are shown below.
Click on the image for more details
A miniature voltmeter module with 0.36" high brightness green digits. Easy 3-wire connection.
Voltage range from 0-30v DC .
This circuit board is designed for use with our Stage Intercom project. Works with a standard stereo mic and headset.
Please note this is the assembled module only with no extra parts.
A complete kit with the Stage Intercom module assembled and the extra parts to make a single intercom unit (not including the case).You just need some hook up wire and the case of your choice.
A 8-20 second voice/sound recorder module based on ISD1820 IC. Offers digital recording in non-volatile memory.