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Old 9th March 2008, 12:23 AM   #11
alexg is offline alexg  Philippines
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Quote:
Originally posted by rdf
What load are you using in PSUD, alexg? Constant current loads result in unrealistic startup conditions. No tube pulls 100% design current at zero plate volts.
Am using 190 ma constant current load in PSUD2.
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Old 9th March 2008, 06:39 AM   #12
rdf is offline rdf  Canada
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Consider trying an equivalent resistor and see if it still results in overcurrent. It's always wise to play it safe but it's still hard to believe a 5ar4 is hurting at 1/4 rated current and 1/4 rated first capacitance. Unless it's a Sovtek. =D
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