Does your digi have a serial port? Can you send and receive data in and out?
Maybe this might work...
<http://www.linuxtoys.org/dvm/dvm.html>
or this...
<http://www.viddata.com/dvm_hardware.htm>
or this...
<http://www.rs232pro.com/rs232/rs232_dvm_kit.htm>
Mike WA6ILQ
At 02:42 PM 01/30/10, you wrote:
Yes, trying to monitor the local -48 Power system, and solar
charging system with my APRS digi +12VDC that accepts 0-5VDC input.
Chuck
skipp025 wrote:
Chuck Kimball <mailto:n0...@...><n0...@...> wrote:
Speaking of monitoring
Anyone have an easy way of converting a Positive
Ground 48 to 72 volt system to a Negative Ground
0-5V for monitoring?
Do you want the voltage to vary with change in the 48 to
72 volt dc supply?
s.
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