0 votes
by (240 points)
Why don't they make size B batteries?

1 Answer

0 votes
by (1.4k points)
You'll sometimes hear that B batteries are no longer seen because they were primarily used in devices that used vacuum tubes (most commonly radios), specifically used as a battery to provide the plate voltage for the vacuum tube.May 9, 2012

Related questions

0 votes
1 answer
0 votes
0 answers
0 votes
1 answer
asked Mar 5, 2021 by battery (2.9k points)
0 votes
0 answers
0 votes
1 answer
0 votes
1 answer
asked Nov 28, 2019 by battery (2.9k points)
0 votes
1 answer
asked Nov 28, 2019 by battery (2.9k points)
0 votes
0 answers
0 votes
1 answer
...