This is actually common practice in circles that use mobile vacuum tube
radios. Placing a stack of 9-volt batteries in series (which are
themselves, actually a stack of 1.5v cells in series) to create a modern
"B" battery. This works fine, since the "B" battery is a low current
draw supply.
-Adam
On 8/10/2012 11:26 AM, Frank Bemelman wrote:
Why fiddle with problematic stepup converters?
Here's a very simple way to get 180V (or more) using 9V batteries.
http://www.youtube.com/watch?v=pNR5_Kj3nA4
Frank
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