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Re: LF: Re: And again!

from [Chris Wilson] [Permanent Link][Original]
To: N1BUG <[email protected]>
Subject: Re: LF: Re: And again!
From: Chris Wilson <[email protected]>
Date: Tue, 18 Sep 2018 14:40:32 +0100
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Hello Paul I am not sure I did get a current clamp scope capture. If I
*DO*  lose  a  FET  it's  nearly  always  when running OPERA with the
constant  stopping  and  starting, or so it seems.  Only lost three in
2018 so far, so it's not too bad, compared to the old days ;)

Tuesday, September 18, 2018, 2:28:09 PM, you wrote:

> I'm afraid I can't help with that one. I spent some time trying to
> figure out how to implement SWR and over current protection but
> didn't come up with anything. I'll just have to use the FETs as
> sacrificial devices.

> I am a bit puzzled by the current spike on start of transmission.
> What would cause that?

> Paul




-- 
Best regards,
 Chris                            mailto:[email protected]
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