04-07-2017, 08:22 AM
The B battery, USA only to denote HT, I don't think so, the letter "b" is relevant over here to denote HT or supply voltage in UK and European valve data manuals/sheets including the hallowed Mullard and Philips valve data......Vb...... Va(b)max:
http://www.r-type.org/pdfs/ech35.pdf
What's more B+ is or was very commonly used to denote the DC supply voltage in lots of transistor stuff like 9 volt or 20 volt rails etc
Plate.....Shown as the letter "P" on many early British valve holders.......!
Lawrence.
http://www.r-type.org/pdfs/ech35.pdf
What's more B+ is or was very commonly used to denote the DC supply voltage in lots of transistor stuff like 9 volt or 20 volt rails etc
Plate.....Shown as the letter "P" on many early British valve holders.......!
Lawrence.
