[HomeBrew] OT - Digital Multimeter.

[Steven Weber]

>My digital multimeter suddenly started reading high by about 33%.  It turned 
>out to be a flat battery.  I had assumed that it would have read low, or
if a 
>bridge circuit, it would have kept its accuracy.

It measures voltage in respect to a voltage reference, so when the battery
gets low and the reference drops out of reglulation, it will start to read
high. 


72,
Steve, KD1JV
"Melt Solder"
White Mountains of New Hampshire
http://www.qsl.net/kd1jv/
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