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Old February 14th 06, 03:38 AM posted to rec.radio.amateur.boatanchors
WDØHCO
 
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Default FT-243 Frequency Codes

ANOTHER WAY IS TO USE AN MFJ ANTENNA ANALYZER - JUST USE ALLIGATOR CLIPS TO
HOOK THE XTALS PINS TO THE SO-239 ON THE ANALYZER -

TUNE ACCROSS - THE RESONANT FREQ WILL SHOW AS A 1:1 ON THE ANALYZER METER -
JUST READ THE FREQ OFF THE LCD.

- or -

USE ANY XTAL TRANSMITTER BY PULLING OUT THE BUFFER/DRIVER TUBE AND TAKING A
FREQ COUNTER OR SW RECEIVER NEAR THE OSCILLATOR TUBE AND KEY THE
TRANSMITTER.


WDØHCO - Biz


If you don't get an answer--the FT-243 rocks are fundamental cuts. It
would be easy to build an untuned Colpitts oscillator, and use a counter
to determine the crystal frequency. A simple c-mos IC oscillator would
probably also work.

Pete