Digital logarithmic sweep signal generator circuit by use average digital, It is designed to use together with frequency generator by voltage controller. [...]
More circuits about oscillator, pulse, frequency , and others.
This Simple Crystal oscillator Circuit using 74LS04 that provided square wave of 1MHz to 10MHz, Use inverter gate IC and control frequencies with crystal [...]
The filter circuit of this main circuit will sent to through to the signal that middle frequency. At the same time is attenuated the others frequency into input signal to…
There are many radio Frequency circuit diagram that I collect them. They may be useful for you. The ideas are important for the learning circuit. I am sorry that cannot…
This is a FM Wireless Microphone circuit Which we add one transistor in the RF amplifier. So this circuit have two resonance circuits and also two trimmers. This cause have Higher efficiency and transmission far up.
This am radio receiver circuit with earphone is a saving version that use a few parts, cheap , easy to build and suitable to be assembled to study,3V batt.
SEE! Simple Sine wave oscillator low frequency. Without thermistor and Incandescent lamp so very linear in transistor and zener diode circuit.