The Amphenol insulator on the 83-1SP is LCP (Liquid-Crystal Polymer). I have
no idea how that compares to other insulators. The rest of it is Brass with the
coupling nut nickel plated and the rest silver plated.
Stan, ZF9CW
> On Jan 3, 2025, at 7:25 AM, Rob Atkinson <ranchorobbo@gmail.com> wrote:
>
> If I were looking to buy a large number of UHF connectors, I'd buy a
> single one to check it out first before buying a large number. I'd
> buy two or three and try soldering them if solder is going to be used.
> Besides how they thread, another thing to look for is how well the
> females grip the pin. I have had junk panel mount females that barely
> hold the pin and burn up at continuous high power due to contact
> resistance. With a good female (a real Amphenol for example) you will
> feel resistance to the pin going in because the female cup fingers
> will not push apart easily and it will hold the male vertically
> without the collar threading on. Defective ones will not hold in that
> test. Have a genuine Amphenol pair of male/female to use to test for
> threading and the female hold. I also stay away from teflon because
> fake teflon can be made to look like the real thing. You have white
> insulation but what is it really. Who knows if it's off shore.
> Another sign of off brand stuff is what look and feel to me like
> aluminum plated with silver. I don't think Amphenol uses aluminum but
> I may be wrong about that. Aluminum isn't rugged enough for me.
>
> Happy New Year
>
> Rob
> K5UJ
>
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