[OZAPRS] Stupid question - keeping foldable antenna base clean?

Dave Horsfall dave at horsfall.org
Mon Aug 6 13:08:48 EST 2007

On Mon, 6 Aug 2007, Ray Wells wrote:

> There used to be a "knock-down" adaptor available for commercial mobile 
> whips (70-85 and 148-174MHz). One made by AWA (yes, I am going back a 
> looong time) comes to mind. The arrangement had a spring loaded ball 
> that rested in a vee when the antenna was upright.

I think DSE still has them for CBers.

> Those adaptors were notorious for going open circuit on receive, from an

> oxide film that coated the metal parts. A quick burst of PTT was enough 
> to break down the oxide ......... for a while.

There was also a spring-loaded base version as well, with what looked like

an internal braid.  I'd hate to think what the constantly-changing 
inductance and capacitance did...

-- Dave
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