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[AMPS] TL-922 Filament Transformer Protection

To: <amps@contesting.com>
Subject: [AMPS] TL-922 Filament Transformer Protection
From: measures@vc.net (Rich Measures)
Date: Sun, 6 Jun 1999 21:26:47 -0700


>
>>This (VHF) ringing occurs whenever there 
>>is a transient in anode-current.  I contend that RF input contact arcing 
>>(hotswitching) during relay closure will produce transients in 
>>anode-current -- and that the resultant ringing in the anode circuit will 
>>be fed back by the feedback C of the amplifier tube.  .  
>
>HOW?

?  Very much like a hammer (the transient) striking a bell (the resonant 
circuit).  This is how spark transmitters worked in days of yore.  



Rich...

R. L. Measures, 805-386-3734, AG6K, www.vcnet.com/measures  


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