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- From : N3GPP @ N3GPP.#EPA.PA.USA.NA
- To : MOD @ ALLUS
- Date : 920202/1710
- Msgid : BF 6@N3GPP, 5258@W6VIO $6_N3GPP
- Subject : YAESU FT-990
-
-
- GENERAL COVERAGE TRANSMIT MOD FOR MARS OPERATION YAESU FT-990
- REMOVE TOP COVER
- LOCATE AND REMOVE CTRL BOARD (CTRL BD. IS THE FAR RIGHT VERTICLE BD
- LOOKING AT THE TRANCEIVER FROM THE FRONT. REMOVE TWO PHILLIPS HEAD
- SCREW AND LIFT OUT BOARD.)
- LOCATE JP5002 (JP5002 IS LOCATED ON THE FAR RIGHT OF THE PC BOARD
- NEAR THE TOP OF CHIP Q5016. Q5016 IS THE THIRD BIG CHIP LOCATED AT
- THE FAR RIGHT OF THE PC BOARD.)
- SOLDER JUMPER JP5002
- RE-INSTALL BOARD
- SET MODE TO CW
- METER TO ALC
- RF CTRL FULLY CLOCKWISE
- ADJUST VR1003 AT 5.000 Mhz TO FULL ALC METER READING.
- ADJUST VR1005 AT 8.000 Mhz TO FULL ALC METER READING.
- VR1003/1005 ARE LOCATED ON THE FAR LEFT VERTICLE BOARD LOOKING AT
- THE TRANCEIVER FROM THE FRONT. THE POT ARE ADJUSTABLE FROM THE TOP.
- THERE IS NO NEED TO REMOVE THIS BOARD.
- RE-ASSEMNBLE THE RADIO AND YOU ARE READY TO GO.
-
- I WOULD LIKE TO HEAR OF ANY OTHER MODS AVAILABLE FOR THE FT-990.
- I'AM SURE THERE IS A LOT OF STUFF THAT CAN BE DONE THROUGH THE
- KEYPAD LIKE ON THE KENWOOD TS-850.
- 73'S BOB
-