Didn`t see your call? Anyway,hipot test will determine the throw away
tube..If you were close? to me(Central Wa) I could hipot for
you..Jim..K7RDX..
----- Original Message -----
From: <SECOPSYS@aol.com>
To: <amps@contesting.com>
Sent: Tuesday, November 24, 2009 9:54 PM
Subject: [Amps] Blown glitch resistor..twice
> Hi all...pair of 3-500 (LK-500ZC)....not running heavy...transmitting and
> the bullwhip bang that makes you jump...one glitch (series at each plate)
> resistor blew...replaced resistor...happened again several days later...
> same
> tube glitch resistor. Replaced both tubes with pair of older not full
> output (700 watts out on 80 mtr) 3-500s. Problem gone. I think I an
> assume
> that the bad tube is the one where the glitch resistor has twice blown.
> Want
> to scrape one tube...but not the wrong tube! Your thoughts would be
> appreciat
> ed.
> Many thanks,
> Richard
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