This circuit uses an 18 MHz crystal to generate 36 MHz signals. We found it in an 80's documentation. The circuit has an input for frequency modulation.
This circuit is from the 80's, making use of components of the time. What the circuit does is...
This circuit, suggested by the Linear Applications Handbook of National Semiconductor, uses a very...
This circuit can be used to transmit signals modulated in tone on remote controls or even pulses in...