>
>Re:
>>"The 2M operations spec is guaranteed at full ratings. How many
>>people have you run into who wore out a RJ1a in amateur radio service?"
>
>Carl,
>
>I have encountered a few. But, I never learned how much operating they
>really did everyday like I do with PIN diodes.
>
>Besides, it seems to me I also heard or read that the 2M operations are
>limited by mechanical failure, not electrical. Don't the relays have a kind
>bellows in them which suffers stress fatigue?
>
Vacuum relays have no bellows. Supposedly, the copper contacts are what
eventually wears out.
- later, Roy
Rich...
R. L. Measures, 805-386-3734, AG6K, www.vcnet.com/measures
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