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    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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