[TenTec] Omni V NB Switch to turn on Inrad Roofing Filter

[Roger]

Great advice Joe, please keep us advised as to how it 
(roofing Filter) works on the Omni V I have been
looking for info on that, I love the OmniV
KO4O
--- n2ouv at optonline.net wrote:

> Hello All,
> I recently picked up an Inrad Roofing Filter for my
> Omni V and was in the process of installing it and
> thought it would be great if I were able to turn the
> roofing filter on and off independent of the other
> filters.
> Searching the TT archives I came upon a post from
> Rick VE7TK who suggested replacing the NB Width pot
> with a pot that has an SPST switch and moving the NB
> on/off to the switch on the pot.
> Doing this frees up the NB switch for use with the
> roofing filter.
> I contacted Rick to discuss this mod and he said he
> sold his rig before he got around to doing it. He
> still had the pot and was kind enough to send it to
> me. The pot is Mouser Electroincs p/n
> 531-PC16SC1A-10K.
> The mod is simple and striaght forward, remove the
> knobs, phone jack nut and tuning encoder nut. Remove
> the 4 front panel screws and you will be able to
> pull the panel out enough to access the pot. Cut the
> shaft on the new pot to length so you can install it
> easily. I found the wires long enough to reach the
> switch terminals on the pot.
> You will use the 2 pin mass term plug supplied with
> the roofing filter and attach it to the switch board
> at #67 lengthen the wires and route them through the
> chassis to the filter. I am switching ground to the
> roofing filter board relay to insert or remove the
> filter. Thanks to Rick for coming up with this
> simple slick mod with no loss of functionality.
> Joe N2OUV
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> TenTec at contesting.com
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> 



 
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