Field strength meter 1-150Mhz


Posted on Dec 12, 2012

The tuning range is determined by coil (L) dimensions and setting of Cl. Coils can be plugged in for multirange use or soldered in place if only limited frequency range is of interest. Cl = 36 pF variable, C2 = 047 disc, D = 1N60 (germanium) and M=0-1 mA meter


Field strength meter 1-150Mhz
Click here to download the full size of the above Circuit.

For increased sensitivity, use 50 µA meter.




Leave Comment

characters left:

New Circuits

.

 


Popular Circuits

Siren
Simple Digital Potentiometer with DS1869
Twang-twang circuit
cmos 4047 power inverter 12vdc
Dark and Light Activated Relay circuit diagram
How to connect a crystal oscillator to generate Square wave
ua 741 square wave generator
POWER FREQUENCY CONVERSION CONSIDERATIONS
USB audio DAC with PCM2704
Amplifier Timer Circuit Schematic
Flash music gyro schematic



Top