Programmable frequency for the TS-830M
Posted in: Electronics , Schemes and Projects | January 31st, 2009
Programmable frequency for the TS-830M
Hi, This frequency has been specially designed to be inserted in place of the TS-830 player, but can also work alone and with a few tips on other amateur radio equipment.
Introduction
Unfortunately after 20 years of perfect operation on my TS-830M system has failed the card "COUNTER UNIT," appointed to read the operating frequency. After a brief survey of the wiring diagram in hand, it soon became clear that the problem was that the Q5 sull'integrato TC5070P, in charge of making the measurement of frequency and represent the value on the display. This is a built-in 42 pins, which as stated in the data sheet contains a universal programmable to six digits. [Read more →]
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