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- FT23R.1
- Instructions on modifying the Yaesu FT-23R 2M handheld radio for operation in
- the Civi Air Patrol service.
-
- * * * * * * * * * * * * * * W A R N I N G * * * * * * * * * * * * * * *
-
- This radio is NOT type accepted other to show Part 15 compliance. Operation in
- any service requiring the use of type accepted equipment is in violation of FCC
- regulations.
-
- 1) Remove the 3 screws from the top of the radio.
- 2) Remove the dial knob
- 3) Remove the 2 screws from the back of the radio.
- 4) Remove the battery
- 5) Remove the 6 screws on the bottom of the radio, where the battery attaches.
- 6) CAREFULLY remove the front of the radio.
- 7) To the left of the microprocessor and battery are several printed
- circuit pads. The pair labeled 7 will have a blob of solder across them.
- Using a small soldering iron and solder wicking, remove the blob of solder.
-
- 8) Re-assemble the radio in the reverse order of these steps.
- 9) The Microprocessor will PROBABLY reset all the memory contents.
- 10) Operation of the radio remains the same, except that the transmit and
- receive coverage will now extend from 140.000 Mhz to 164.000 MHZ.
-
- ************* ANOTHER MODIFICATION ************
-
- THE YAESU FT-23R HT MAY BE MODIFIED TO RECEIVE(AND TRANSMIT) FROM
- 140MHz to 164MHz. TO DO SO, REMOVE THE SOLDER BRIDGE MARKED "7".
- IT IS NEXT TO THE LCD DISPLAY INSIDE.
-
- 73 AND CONTACT ME IF YOU NEED MORE DETAILS.
- JEFF SPIRKO, N3GOB@KA3PLC.PA.USA.NA
- R.D. 4, BOX 216
- HONEY BROOK, PA 19344
- 73