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Yaesu FRB-757 Radio to Amplifier keying interface for FT-747 FT-757 TESTED Works — photo 1

Description

Yaesu FRB-757 keying interface for Yaesu radios FT-757, FT-757GXII, FT-747. FRB-757 Linear Amplifier Keying Relay is an. Connections: Features dual RCA-style ports and attached cables/adapters to interface between the transceiver keying line and the linear amplifier PTT (Push-To-Talk) circuit.

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