Linear scale ohmmeter


Posted on Aug 3, 2012

One preset resistor is used for all the ranges, simplifying the setting up. Diode clamping is included to prevent damage to the meter if the unknown resistor is higher than the range selected


Linear scale ohmmeter
Click here to download the full size of the above Circuit.

When the meter has been assembled, a 10 K precision resistor is placed in the test position, R*; the meter is set to the 10 K range and RVl is adjusted for full scale deflection.




Leave Comment

characters left:

New Circuits

.

 


Popular Circuits

FM transmitter with two 2N3904
Remote IR controller
30MHz 500 watt linear tube amplifier
Telephone line interfacing
Stabilized-amplifier
H Bridge Qik 2s12v10 Dual Serial
Advice on ground plane in my first PCB
preamp
temperature sensor circuit
TDA0161 metal detector electronic schematic
1995 Ford Escort: speed manual manual trans cooling fan wont come
MAX668 inverting configuration quadruple pressure DC DC converter power supply
A crystal-controlled oscillator



Top