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#1
June 11th 05, 09:19 PM
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Pro 2021 Troubles
Bought at flea market, low band vhf is ok, but high band needs to be
tuned 15khz high. Example: enter 154.25 to recieve a carrier on 154.01. Suggestions ? Pancake |
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#2
June 13th 05, 07:09 PM
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On Sat, 11 Jun 2005 15:19:29 -0400, pancake
wrotF: Bought at flea market, low band vhf is ok, but high band needs to be tuned 15khz high. Example: enter 154.25 to recieve a carrier on 154.01. Suggestions ? Pancake Probably needs alignment. According to the service manual TC6 is the reference oscillator trimmer. If that is out of adjustment all bands should be off frequency not just VHF Hi. |
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#3
June 14th 05, 12:02 AM
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On Mon, 13 Jun 2005 17:09:23 GMT, Mike M.
wrote: On Sat, 11 Jun 2005 15:19:29 -0400, pancake wrotF: Bought at flea market, low band vhf is ok, but high band needs to be tuned 15khz high. Example: enter 154.25 to recieve a carrier on 154.01. Suggestions ? Pancake Probably needs alignment. According to the service manual TC6 is the reference oscillator trimmer. If that is out of adjustment all bands should be off frequency not just VHF Hi. I'm thinking that one or more dc voltages may be off, gonna start by replacing the electrolytic caps. Thanks for your input. |
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