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Original Message
RE: Halogen Lighting Transformer w/ Rectifier & Filter?
Posted by Triode_Kingdom on February 12, 2017 at 14:51:18:
When it comes to HF AC heating, I'm bothered by the capacitance between the filament and cathode in IDH tubes. It's not clear to me that this can be ignored, that a null can be achieved or maintained. All things considered, it seems there might be less risk to the DC approach.