On Feb 23, 2006, at 8:27 AM, Jim Kearman wrote:
>
> From: "Jim Tonne" <tonne@comcast.net>
>>
>> Gents, don't you think this QSK thing has run its course?
>
> Some discussion on PIN QSK switches and the life expectancy of vacuum
> relays that track dots and dashes would be useful and on-topic. How
> are people who homebrew high-power HF amps handling this?
>
To make sure that a Cu-contact vacuum relay survives, one must be sure
that it makes before RF arrives.
> In closing, let me say that the only way to go in a CW pileup is with
> a memory keyer. Mash the button and send your call without error. Mash
> another button and send the exchange without error (assuming you get
> through). The reduction in stress is priceless.
>
> 73,
>
> Jim, KR1S
> http://kr1s.kearman.com/
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>
>
Richard L. Measures, AG6K, 805.386.3734. www.somis.org
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