[Amps] ARCO compression trimmer caps

[Paul Christensen]

> Frustration!  I have pair of ARCO compression trimmers I want to use
> in a single-band amp in the input pi-network circuit and one of them
> has lost the mounting nut.
> Any one know what the thread is or where I can get one?

Check with R.F. Parts Company - see link below.  They may even be able to
send you the mounting nut alone.

http://www.rfparts.com/trimmer.html

-Paul, W9AC


----- Original Message ----- 
From: "Bill Turner" <dezrat1242 at ispwest.com>
To: <amps at contesting.com>
Sent: Saturday, September 11, 2004 9:01 AM
Subject: [Amps] ARCO compression trimmer caps


> Frustration!  I have pair of ARCO compression trimmers I want to use
> in a single-band amp in the input pi-network circuit and one of them
> has lost the mounting nut.  This is a non-standard thread and even my
> well-stocked box of spare nuts and bolts comes up empty.  The local
> hardware store has an extensive supply of US and metric nuts and still
> nothing.  An experienced machinist friend guesses it might be a 12-40
> thread, but he's not sure.
>
> Dan's Small Parts has the trimmer for sale with a note "NO MOUNTING
> NUT SUPPLIED..YOUR LOCAL HARDWARE STORE SHOULD HAVE THAT....".
>
> Yeah, right.  :-)
>

>
> Thanks in advance,
>
> --
> 73, Bill W6WRT
>
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