[time-nuts] GPS Patch Antenna Electrode Tarnish
DaveH
info at blackmountainforge.com
Fri Jan 11 07:48:08 UTC 2013
The reason that silver is used is that the oxide is also a very good
conductor.
Don't worry.
> -----Original Message-----
> From: time-nuts-bounces at febo.com
> [mailto:time-nuts-bounces at febo.com] On Behalf Of KD0GLS
> Sent: Thursday, January 10, 2013 12:33
> To: Discussion Time-Nuts
> Subject: [time-nuts] GPS Patch Antenna Electrode Tarnish
>
> Dear Nuts,
>
> Does the buildup of tarnish on the exposed silver electrode
> of a typical GPS ceramic patch antenna have any degrading
> effect on signal reception? A little Tarn-X easily removes
> it, but I wonder if it's worth bothering, as it always comes
> back weeks or months later. I've seen it mentioned in
> various data sheets that tarnish will of course affect
> solderability, but no mention of signal loss.
>
> Thanks in advance.
>
> 73,
> Brent, KD0GLS, Minneapolis
>
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