This transmitter emits a modulated signal at a frequency given by the first transistor in the phase shift oscillator. The circuit is from an Australian publication from 1991.
This common 555 circuit was found in documentation from the 90s. The circuit uses two 555s and the...
This type of circuit, found in American documentation from the 1980s, triggers producing output...
This circuit is nothing more than a voltage quadruplicator that can generate close to 1 000 V from...