Click on thumbnail photo for full-size image.
Cases were aluminum box extrusions discovered at
a local surplus dealer (unfortunately sold out!)
Grooves molded into sides holds PC board without
Left to right: 4-pin male XLR for standard headset,
1/8" (3.5mm) mini-jacks for cheap computer headsets,
call/mute switch and signal indicator, and volume
XLR female and male 3-pin connectors for loop-through
(daisy-chain) interconnection of intercom units with
standard mic cable. On the right is an external signal
light output jack (for TV camera use).
rcrowley.com ComClone Mechanical Drawings
© 2002 Richard Crowley
Updated: 03 May 2003