12-04-2012, 08:58 PM
(12-04-2012, 08:23 PM)Skywave Wrote: Hi Lawrence: tell me what the HT and LT requirements are for that BC221, please. If necessary, we'll see if we can tweak the design of my eliminator to suit.
HTH.
Al.
Hi Al, anyware between 122 to 135v (say 125v) @ 17 m/a, standard 6v heaters, originally all supplied by batteries, might get away with 6.3v a/c and droppers + bridge rect + resevior for heaters.
Lawrence.
