[AMPS] Silver Plating in Commercial Products

[Phil T. (VA3UX)]

At 09:56 AM 9/23/99 -0500, you wrote:
>
>Hi all,
>
>I found out why the company I sell for silver plates their cavity filters.
>
>The filters are hogged out of a block of aluminum.  Aluminum stinks as an 
>RF conductor as the losses are too high.

Better scrap all those aluminum HF and VHF antennas then ...

  Therefore, they plate the 
>aluminum with silver in order to improve the conductivity and Q of the 
>parts.  In some cases, if a customer wants to save money and doesn't need 
>the super low loss performance, we will sell unplated filters.
>


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