[Milsurplus] BC-348 query, BC-221T info needed, R-392 Power Input plug

[J. Forster]

Gregory W, Moore wrote:

> OK, second, I have also recently required an BC-221T freq
> meter/standard.   No real butchery here, just a query.... Now, the power
> requirements are no problem for a bench, as I have a power supply to
> handle the B+ and the filament A+ voltages with no problem... I do
> however, at some point, wish to power this from batteries, as
> original.... Newark Electronics has the 22.5 V batts, as well as 1.5V
> batts, but there is no clear substitution designation...... Since the
> only thing that matters is size, I was wondering if anyone knows the
> dimensions of  the BA-2 batt (22.5VDC, 6 required)
> and the BA-23 (1.5VDC, 4 required).

A cheaper solution might be to use stadard 9V transistor radio batteries. Buy them in bulk. Radio Shack has
the connector clips cheap. You really need to find the mAH capacity of the orignals however. The 9 Volters
are roughly 450 mAH.

-John