Sensitive rf voltmeter


Posted on Nov 17, 2012

This circuit measures RF voltages beyond 200 MHz and up to about 5 V. The diode should be mounted in a remote probe, close to the probe tip. Sensitivity is excellent and voltages less than 1 V peak can be easily measured


Sensitive rf voltmeter
Click here to download the full size of the above Circuit.

The unit can be calibrated by connecting the input to a known level of RF voltage, such as a calibrated signal generator, and setting the calibrate control.




Leave Comment

characters left:

Related Circuits

  • New Circuits

    .

     


    Popular Circuits

    1 GHz Frequency Counter
    Half-wave rectifier
    Temperature meter
    Battery-Operated Black Light Circuit
    6V to 220V inverter schematic Schematic Diagram
    ADUC832 1.3MIPS 8052 MCU + 62kB Flash + 8-Ch 12-Bit ADC + Dual 12-Bit DAC
    Digital Voltmeter
    Variety of signal generator circuit
    Based on Bluetooth wireless transmission-reception circuit design schematics
    Counter circuit diagram of the digital circuit



    Top