Posted by Damir [ 213.202.87.212 ] on October 13, 2005 at 07:56:36:
In Reply to: Re: what's next? posted by Wayne Parham on October 11, 2005 at 00:04:19:
If you didn`t buy anode chokes, Lundahl LL1667/15mA is about right for this purpose. It has L=270H and Rw=2k4. You`d need four LEDs in series for the new OP, about 160V/-6,8V/15mA. B+ stays the same, about 200V, but we have some voltage drop "through" Rw.
[ Tubes Forum ] [ Help ]