Suppressed zero meter


Posted on Jan 10, 2013

A zener diode placed in series with a voltmeter will prevent the meter from reading until the applied voltage exceeds the zener voltage


Suppressed zero meter
Click here to download the full size of the above Circuit.

Thus, a 10 volt zener in series with a 5-volt meter will allow the condition of a 12 V car battery to be monitored with much greater sensitivity than would be possible with a meter reading 0-15 volts.




Leave Comment

characters left:

New Circuits

.

 


Popular Circuits

12 Volt 20 Amp Solar Charge Controller
Back emf motor speed control
Laser Communication (Transmitter
Simple TV Remote Control Jammer
mosfet low dropout charger circuit
to verify schematics for 2 motor robot
Wire Tracer (Receiver)
The Measurements for MIT 3DL1 Run
Automotive Buses and Vehicle Bus Description
Bedini Self Oscillator High Voltage Output
Lamp automatic exchange regulator circuit schematic



Top