08-31-2021, 07:16 AM
Here's the heater dropping info UK Vintage Radio Repair and Restoration - Dropper Calculations (vintage-radio.com) I think you'll find the spreadsheet at the bottom most helpful.
The hv w/240v mains you'll need to get rid of 130v or so @ 30ma which is abt 4.3k @ 5w or better. It maybe be a little less than 30ma.
YMMV
The hv w/240v mains you'll need to get rid of 130v or so @ 30ma which is abt 4.3k @ 5w or better. It maybe be a little less than 30ma.
YMMV
When my pals were reading comic books
I was down in the basement in my dad's
workshop. Perusing his Sam's Photofoacts
Vol 1-50 admiring the old set and trying to
figure out what all those squiggly meant.
Circa 1966
Now I think I've got!
Terry