[Amps] FW: parasitic oscillation techniques

DF3KV df3kv at t-online.de
Mon Aug 24 05:31:42 PDT 2009


Blown for what reason?

Lossy parasitics traps are in use in Germany for more then fifty years.
When tubes blow there are other reasons then suppressors, never heard of
such case.

73
Peter


-----Original Message-----
From: amps-bounces at contesting.com [mailto:amps-bounces at contesting.com] On
Behalf Of donroden at hiwaay.net
Sent: Montag, 24. August 2009 13:06
To: amps at contesting.com
Subject: Re: [Amps] parasitic oscillation techniques

Measures was laying groundwork for his 1988-89 articles in the mid 80's.
That should be close to 22 years + or - a few blown 3-500s.

Don WA4NPL






Quoting "Bill, W6WRT" <dezrat1242 at yahoo.com>:

> ORIGINAL MESSAGE:
>
> On Sun, 23 Aug 2009 23:04:20 -0400, "Carl" <km1h at jeremy.mv.com> wrote:
>
>>
>> My conversation was about 22 years ago. Thats how long the voodo science
>> parasitic farce has been going on.
>
> REPLY:
>
> 22 years ago was years before Rich began his crusade about nichrome
parasitic
> suppressors. Please explain how that Eimac engineer could have  
> blamed Rich for
> such wholesale destruction of 8877's long before any of Rich's  
> articles appeared
> in QST.
>
> And while you're at it, please explain how any of Rich's mods could damage
a
> tube in the first place. That's what I really want to hear.
>
> 73, Bill W6WRT
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> Amps at contesting.com
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>


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