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:: Home » RF - Radio Circuits » Page 4

RF – Radio Circuits

Simple Two Transistors AM Transmitter Circuit

Last Updated on: April 15, 2022 by ElecCircuit.com
Simple Two Transistors AM Transmitter Circuit

This simple AM transmitter circuit include of many parts. There is a transistor Q1 act as increase the audio signal (AF) from the crystal microphone and…[…] Read more

Categories RF - Radio Circuits Leave a comment

Voltage to Frequency Converter Circuit

Last Updated on: November 23, 2021 by Apichet Garaipoom
voltage to frequency converter circuit

See idea: Voltage to frequency converter circuit use CA3130 OP-Amp, that linearity Of changing up to 0.5% and Temperature coefficient. Read more

Categories RF - Radio Circuits, Oscillator circuits Tags CA3130, Analog Signal Converters 2 Comments

ECG simulator circuit using CD4521 and CD4017

Last Updated on: November 23, 2021 by Apichet Garaipoom
ECG simulator circuit using CD4521 and CD4017

ECG simulator circuit is very useful in the medical community. Such as experimental research – development of bio-medical image, using Digital IC as main [….] Read more

Categories RF - Radio Circuits, Oscillator circuits Tags Electronic Test equipments, Crystal oscillator circuit, Simple Harmonic Oscillators 13 Comments

Simple VCO using schmitt trigger using 74HC14

Last Updated on: August 17, 2022 by Apichet Garaipoom

This is Simple VCO circuit using schmitt trigger using 74HC14__Hex inverting, which inside have 6 schmitt trigger, but applied one frequency controller Read more

Categories RF - Radio Circuits, Oscillator circuits Tags CMOS digital IC, astable oscillator circuit 2 Comments

Sine Wave Generator Circuit With Double Balance Mixer IC

Last Updated on: July 12, 2021 by Apichet Garaipoom
Sine Wave Generator Circuit With Double Balance Mixer IC

The simple sine wave generator circuit that out of 30MHz,15MHz as main components is IC-number NE602, Double Balance Mixer IC to make as sine wave circuit. Read more

Categories RF - Radio Circuits, Oscillator circuits Tags sine wave generator circuit Leave a comment
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Categories

  • Amplifiers (94)
    • Preamplifiers (20)
  • Power supply (86)
    • Variable Supply (20)
    • Switching Mode (15)
  • Inverters (14)
  • Battery Chargers (13)
  • DC converters (18)
  • Digitals & Microcontrollers (35)
  • Controls & Timers (55)
    • Motor Controller (7)
  • Lightings (30)
  • RF – Radio Circuits (24)
  • Meters & Detectors (59)
  • Oscillator circuits (38)
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  • Basic Electronics (64)
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