10-17-2012, 07:41 PM
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VideoKarma Member
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Join Date: Dec 2002
Location: USA
Posts: 3,147
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Quote:
Originally Posted by bandersen
Next up, I'm going to tinker with using a capacitor in place of the series filament dropping resistor.
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At my web page http://pw2.netcom.com/~wa2ise/radios/compaa3.html#hcap I have a DOS program http://pw2.netcom.com/~wa2ise/hv.exe and an Excel spreadsheet http://pw2.netcom.com/~wa2ise/heater.xls for calculating the capacitor.
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