Labels:book | chat room | monitor | reckoner | sky OCR: KENWOOD SB-937 SERVICE BULLETIN AMATEUR RADIO SULECT DATE TM -721A PA WHITE NOISE WITH SQUELCH ON 6/03/88 Some users of the may detect white noi Be from the speaker with the squelch turned on The TOU can be reduced lowering the the Auaio Freguency Pover Aup ifier TO compensate for the reducti ion the gain the pre- ere wil increased dai on the beep leve REQUIRED PARTS 12K OHM 1: WATH CHIP RESISTOR RK7 FB2A123J 18K OHM CHIP RES ISTOR RK73FB2A183J Disconnect the power supply and anterna from the transceiver Remove the top and bot tom covers 12 screvs) not damage the speaker wires whenl removing the cover Unplug connectors fros the TA-X (VHF unit the top of the transceiv eT Remove the 5crewe from the and then pull the board from the trangceiver Unplug all connectors from the TX -RX UHF) unit u ...
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