Author |
Message |
Hdn9587
New member Username: Hdn9587
Post Number: 7 Registered: 9-2006
| Posted on Friday, February 23, 2007 - 5:48 pm: |
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Looking for help on this one.I recently broke out my 142 and noticed that when I turn up the volume any more than 1/2 it starts to squeal I have tried using an external speaker yet this also squeals at about the 1/2 mark I tried a different mike Still the same BTW this is bone stock No golden screwdrivers Any help would be appreciated Thanks |
Unit199
Intermediate Member Username: Unit199
Post Number: 435 Registered: 8-2003
| Posted on Friday, February 23, 2007 - 8:54 pm: |
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Have you tried turning mic gain down and also check and see if mic is okay. HARVE UNIT199 CEF210 CVC18 KB0YVK
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Funtimebob
Intermediate Member Username: Funtimebob
Post Number: 225 Registered: 5-2002
| Posted on Thursday, March 01, 2007 - 11:50 am: |
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did you by chance remove or had removed the audio limiter transister (tr-32?) common problem on the pc-385 chassies used in the cobra version. 73's Kd8dey
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Hdn9587
New member Username: Hdn9587
Post Number: 8 Registered: 9-2006
| Posted on Friday, March 02, 2007 - 4:01 pm: |
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No This radio is bone stock shipped from copper back in 88 with no tune up. |
Hdn9587
New member Username: Hdn9587
Post Number: 9 Registered: 9-2006
| Posted on Friday, March 02, 2007 - 4:04 pm: |
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Harve I had tried turning mic gain down all the way I also used 3 different mics still squeals |