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Old October 8th 07, 11:04 PM posted to rec.antiques.radio+phono,rec.radio.amateur.boatanchors,sci.electronics.repair,rec.radio.amateur.homebrew
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First recorded activity by RadioBanter: Dec 2006
Posts: 224
Default Heathkit CT-1 problem ?

I got one at swapmeet with a problem. It works fine on the Short side
but on the Open side on check the eye stays open instead of being
closed. The wiring and tube seem OK. The schematic I have shows a 5mmf
cap across the osc coil but I don't see one and wonder if it was missing
from the factory because the parts list doesn't show a 5mmf cap. I'm
guessing the coil came with both caps as an assembly or my unit is a
later one and they may have figured out a way to wind the coil where
they don't need it. Anyone know? Scoping the grid I can see a flash of
high freq. osc momentarily but that's switching in the Short side.
tnx

--

73
Hank WD5JFR

 
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