"Keyboard In The Wilderness" ) writes:
Correct -- it supplied the "B+ voltage' used for the plate and screen
circuits

Comedian Steven Wright has this question as part of his humor

But of course, the fact that we refer to that high voltage line
as "B+" is because that voltage was originally supplied by B batteries.

Michael

--
Keyboard to you


"Michael Black" wrote in message
...

"Keyboard In The Wilderness" ) writes:
Correct -- but for For what purpose ??


To supply the B+. That's a giveaway.

Michael

--
Keyboard to you


"dxAce" wrote in message
...


Keyboard In The Wilderness wrote:

Hey I can buy A batteries, (AA, and AAA), and C batteries -- right
What happened to the B battery ???

There were 'B' batteries used in the old sets.

dxAce
Michigan
USA