This variable frequency oscillator for radio transmission covers the range from 1.6 MHz to 20 MHz, depending only on the coil used. The circuit is very stable and can be used in amateur equipment.
This very low power amplifier is designed by Amperex for hearing aids. It is based on TAA370 which is...
Found in 1967 General Electric documentation this circuit uses a PUT and a diac to generate 1 kHz...
With the circuit shown in the figure it is possible to generate signals up to 65 MHz. The values of...