Hello,
I would like to mesure reverse voltage difference from linear potenciometer with 40uA Ammeter. I get 10.70v DC from pot and that would be full scale on ammeter and 9.50v need to be 0 on ammeter, so I need to measure 1.20 v difference and reflect it to 40uA scale.
Would like to use that as indicator for antenna direction.
I need to add shunt resistor and probably some resistors / trimmer in series to get just a right value.
I am not a professional and I would be happy to get some help on this values
Regards,
Robert
I would like to mesure reverse voltage difference from linear potenciometer with 40uA Ammeter. I get 10.70v DC from pot and that would be full scale on ammeter and 9.50v need to be 0 on ammeter, so I need to measure 1.20 v difference and reflect it to 40uA scale.
Would like to use that as indicator for antenna direction.
I need to add shunt resistor and probably some resistors / trimmer in series to get just a right value.
I am not a professional and I would be happy to get some help on this values
Regards,
Robert