On 19/09/2022 18:17, Paul Decker wrote:
<snip>
Step 2. With filiment, apply 500v grid to the 4cx1500's but no plate,
and 500 v plate to the 8122's let that soak for a while,
<snip>
NEVER DO THIS! If you apply screen voltage without plate voltage, screen
current will go through the roof and destroy the screen!
Always ensure plate voltage is present before applying screen voltage!
73,
Victor, 4X6GP
Rehovot, Israel
Formerly K2VCO
CWops no. 5
http://www.qsl.net/k2vco/
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