CIRCUIT MODIFICATION FOR KENWOOD TR7930/7950 TRANSCEIVER FOR PACKET/RTTY OPERATION BY: WA4IXN THIS MODIFICATION PROVIDES CONTROLABLE AUDIO OUTPUT TO PIN 5 OF THE MIC CONNECTOR FOR SINGLE PLUG PACKET/ RTTY OPERATION. REMOVE TOP COVER OF TRANSCEIVER AND CAREFULLY DISCONNECT SPEAKER LEAD PLUG FROM "RX UNIT" BOARD. LOCATE PLUGS"J-13" ON THE RIGHT FRONT OF THE "RX UNIT" BOARD AND "J-18" ON THE LEFT REAR SIDE OF THE BOARD. NOTICE WHICH WIRE GOES TO PIN "8-M" ON "J-13" AND TO PIN #5 ON THE MIC CONNECTOR. REMOVE PLUG "J-13" FROM THE BOARD AND LOCATE THE SPRING TAB ON THE SIDE OF THE PLUG THAT HOLDS THE "8-M" CONN- ECTOR IN PLACE. USING A SMALL AWL OR POINTED TOOL, PRESS THE TAB DOWN AND CAREFULLY PULL THE "8-M" CONNECTOR FROM THE PLUG. WORK THE WIRE FROM THE HARNESS SO IT WILL REACH BACK ALONG THE LEFT SIDE OF THE BOARD TO PLUG "J-18". USING THE AWL OR SMALL POINTED TOOL, CAREFULLY SPREAD THE "8-M" CONNECTOR A SLIGHT AMOUNT SO IT CAN BE FITTED LIKE A SLEEVE OVER ANOTHER CONNECTOR OF THE SAME SIZE. LOCATE TERMINAL "AP" ON PLUG "J-18". CONTINUED IN FILE TR7930.1