[AMRadio] A long shot request

John Lyles jtml at losalamos.com
Fri Mar 24 21:18:21 EDT 2023


Jim

I wonder if you could somehow put the knob in a vise and drill and tap a 
new hole for setscrew?

73

John

K5PRO

> Message: 6
> Date: Fri, 24 Mar 2023 19:50:10 -0500
> From: <w5jo at brightok.net>
> To: "AM Radio List" <amradio at mailman.qth.net>
> Subject: Re: [AMRadio] A long shot request
>
> Ok guys, Thanks
>
> The real problem is the knob.  I can do as you guys suggested, but the hole
> for the set screw is just a hole in the plastic.  The capacitor started
> binding which caused the knob to rotate on the shaft.
>
> Turns out the hole had enlarged after someone over tightened and stripped
> the threads.  That someone was not me, but I have the problem.
>
> This is an excellent tuner and I want to try to keep it looking like it was
> when new, if possible.
>
> If necessary, I can glue the knob on the existing shaft, which may be the
> solution.
>
> 73,
>
> Jim


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