In Reply to: RE: DN2540 CCS, cascade or not cascade, what you prefer? posted by Eric Chan on April 14, 2024 at 08:36:05:
I've used CCS for plate loads on small signal tubes. I never added a resistor in series with the CCS so can't comment on the result. If you do try it, it will eat into the available B+ (V=I*R). Choke anode loads are very useful when the available B+ is limited. That said: quality chokes aren't cheap. A Lundahl anode choke with an amorphous core will set you back a pretty penny. Two MOSFETs and a couple of resistors will cost less that $5. My best advice is to experiment and try a resistor load, then a CCS and then a choke load if you can afford it.
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Follow Ups
- RE: DN2540 CCS, cascade or not cascade, what you prefer? - JKT 17:16:01 04/15/24 (0)