The TTC-306/701 TT&C Transponder Unit is designed specifically for use in satellite tracking/telemetry/command data systems operating within the NASA Spaceflight Tracking and Data Network (STDN). The unit consists of an S-Band Receiver, a Command Demodulator and a Transmitter/Modulator. All necessary power conditioning and telemetry interface circuitry is incorporated. Turnaround ranging is provided in the coherent mode of operation.
Cincinnati Electronics Corp., Space Products Group, 7500 Innovation Way, Mason, OH 45040. Phone: 513-573-6282; Fax: 513-573-6767.