Labels:book | monitor | reckoner | sky OCR: KENWOOD SB-963 SERVICE BULLETIN AMATEUR RADIO STOAECT DATE TS -950SD RY DIGITAI NOISE 01/17/90 Some early TS -950SD transceivers exhibit low Siqnal to Noise ratio Or ter and fteen meters In addi t Lon rotat .ng the encoder may allow the user hear crackl ing noise his headphones The following pou ificat ion will correct this condit on NOTE This modification has already been performed uo models serial number 101XXXX Disconnect the power cord and antenna Remove the tor and bottom covers 18 screws) Open the subchassis shown in fiqure (remove top screws remove back panel screws unplug the RX ANT OUT and DRIVE IN connectors) Remove the covex from the subchassis FIGURE Remove the screws from the Filter board Desolder the antenna connector wires the antenna connector Do not damage the surge absorb ...
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