AW: Meter Buffer Amplifier?

[KA4HJH]

>I almost bet this meter has internal resistors, and not the 15V
>across its coil. Would replacing these resistors and driving from
>+/-10V be a solution ?

Either that, or try using their +/- 500uA movement instead. It's 1.1k (it's
bigger, too). All you need are the appropriate resistor and a new scale,
which you can do with a computer.

Terry Bowman, KA4HJH
"The Mac Doctor"