com-spec

Wildman Rocketry
Onebadhawk
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  1. T

    Com-Spec Radio Firmware Hacking. (Convert your PR-100A into a R-300A)

    Hello! I was playing around with my PR-100A when I had an idea. The 100 and 300 series receivers are very similar, maybe they share hardware? After taking apart my PR-100A, I saw there were two more five pin ports for additional number wheels. The 100 uses two wheels, the300 uses three, and the...
  2. P

    Sold Com-Spec 222MHz Tracking System

    I have the Com-Spec system for tracking rockets. I've had great success with this but I will be changing to a different system. I have the R-300 receiver. I originally paid $300 for this. I also have two AT-2B transmitters on channels 71 and 331 (222.470 and 223.310 MHz, respectively). These...
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