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Re: Lock washer and nut for BNC bulkhead connector ??


 

Apologies! I need to re-read?the original question. My thread info was for the chassis mounted BNC to soldered wire. Will have to find a BULKHEAD?BNC- BNC and measure I'm sure the bulkhead will require larger than a 3/8 inch hole.
note to self: READ READ READ carefully, then understand what I just read!!
Just found?a bulkhead?BNC female-female, and Starrett says it is 1/2-27. Sorry for the misinformation.
Norm W6NIM

Barb Stewart, KE7HIE
?3/28/1938 -9/26/2024

On Thu, Nov 21, 2024 at 6:39?PM wn4isx via <wn4isx=[email protected]> wrote:
OK funny story about BNC female bulkhead connectors.?
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Some hams and shortwave listeners use BNC female bulkhead connectors to fabricate a ground window, AKA ground bulkhead. This allows you to ground the shield of all your coaxial cables at one point. you mount the bulkhead connectors in a sheet of metal and ground the sheet. Easy peasy compliance with one part of the US National Electrical Code.
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A local ham with a Ph.D. in EE decided to build a ground window. He ordered a bunch of bulkhead connectors, bought a ~1 foot x 3 feet, 1/8 inch copper sheet. Drilled holes in it (which must have been a lot of fun), mounted his bulkhead connectors, grounded it properly, connected his coaxial cables.
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And was confused when a nearby lightning strike fried most of his gear.
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He used insulated BNC female bulkhead connectors.
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Which defeated the entire concept.
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Note: You can use SO-259, "F", TNC, RCA bulkhead connectors on your ground window.
[There are 3.5mm mono and stereo and 1/4" mono and stereo bulkhead connectors, I was on the phone with a friend who assured me "Yes Terry they exist." So I did a net search and sure enough they do exist. Which might be nice for an audio studio.]
I'd tried to explain the error of his logic but was dismissed, after all, what could a mere BS EE know?
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--
   Barbara Stewart  
3/28/1938 - 9/26/2024
Sent from my antique Win7 desktop 

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