Right-O, Frank. When I was in the truck business we used to use a
similar Loc-Tite product called "Stud and Bearing Mount". I fixed a lot
of things, including certain radio things with it. But only if I never
wanted it to come apart again.
As one of my mechanics used to say, "that stuff's harder'n Chinese
arithmetic!"
73,
Tom
Frank Holladay wrote:
> Be very sure that if you use the purple Loc-Tite that you will never need to
> remove the knob. Once that stuff sets up, it is there forever plus three
> days!
> Frank,
> K4VMO
>
> ----- Original Message -----
> From: "Tom NØJMY" <n0jmy@hayseedhamfest.com>
> To: "Mike Bryce" <prosolar@sssnet.com>
> Cc: "Discussion of Ten-Tec Equipment" <tentec@contesting.com>
> Sent: Sunday, June 14, 2009 3:41 PM
> Subject: Re: [TenTec] Two Century 21 problems
>
>
> Got 'er. Now on to the set-screws. The missing audio was primarily due
> to one of the little coil leads on the speaker being broken. Apparently
> it was weak and the loud calibrator vibrations finished her off.
>
> And, Mike was right, that selectivity switch *was* dirty, making it
> intermittent. Got that taken care of and we're in business.
>
> Now for the knobs.
>
> 73,
> Tom
>
> Tom NØJMY wrote:
>> Well, we may have multiple problems here. But I did get the audio
>> back...for now. I decided to check and see if there was any sidetone.
>>
>> With a dummy load hooked up I tapped the leads from the power set switch
>> together - had power our but no sidetone. Don't know what possessed me,
>> but I decided to take a listen through the headphones. Voila, sidetone,
>> and after tickling around a little bit I had some receive audio.
>>
>> So I messed with the selectivity switch again and bingo, full audio!
>>
>> Pull the headphone plug out - silence.
>>
>> So, I guess I'll definitely clean that switch, then go after the
>> headphone-jack/speaker circuit to see what gives. I'd like to think
>> that it was something as simple as a bad connection at the jack, or even
>> if the loud signal from the calibrator just blew out the speaker. Things
>> are never that simple, though.
>>
>> Then I can try out some of the suggestions on my set-screws.
>>
>> 73,
>> Tom
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