[AMRadio] Collins 20V-2


Al Waller, K3TKJ k3tkj at qsl.net
Mon Dec 1 10:26:56 EST 2008


Bill,

They are 2 piece feedthru's with a 3/4 inch mounting hole. I need 2 as 
both are bad

73, Al


BILL GUYGER wrote:
> Al
>
> What is the diameter of the insulator you need? I have one that looks just like the good one for the back modulator tube. It's in the Bauer 707 I'm rebuilding, and I will not need it in the final "product". It was a feed through to the built in dummy load. The one I have is 1.125 dia. at the base with a slight draft angle to the top, and about .75 deep (panel to end of ceramic) looks to be 10-32 threaded rod. 
>
> Bill AD5OL
>
>
>
> ----- Original Message ----
> From: Al Waller <k3tkj at qsl.net>
> To: amradio at mailman.qth.net
> Sent: Tuesday, November 25, 2008 5:28:28 PM
> Subject: [AMRadio] Collins 20V-2
>
> I need 2 parts to complete my 20v-2 electrically.
>
> A safety interlock switch for the rear left door and the ceramic insulator
> that brings the HV to one of the modulator tubes.
>
> Here are pix of the parts I need.
>
> http://www.dxham.com/CollinsV20-2/2008-11-23/008.JPG 
>
> http://www.dxham.com/CollinsV20-2/2008-11-24/003.JPG
>
> 73, Al
>
>
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