Labels:book | bulletin board | lodestone | reckoner | sky OCR: KENWOOD ASB-1001 Service Bulletin Amateur Radio Division Subject: TS 950SDX Distorted DRU-2 TX Audio Date: November 4 1992 We have received several reports of minor distortion of the DRU-2 transmitted audio when used with the TS 950SDX Recordings made from incoming recei ved sources do not appear to be distorted Cause: This characteristic is caused by an impedance mismatch between the DRU-2 output and the input of the microphone amplifier circuit in the TS 950SDX The following modification H correct/improve this characteristic Procedure: On the Microphone Amplifier Unit X59 -3710-01), which is part of Switch Unit A (X41- 3240-00 H/10 (The Microphone Amplifier Unit is small daughter board located on the switch assembly that has the Microphone Gain/Power Output Control and the Speech Process ...
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