This simple timer for incandescent lamps or other non-electronic charges uses a triac as a control element. The triac must be mounted on a heatsink and the time obtained depends on capacitor C2.
This tunnel diode circuit was found in American documentation from 1966. The tunnel diode is the...
This simple blinker for incandescent lamp was obtained from an English documentation. The power...
This circuit is ideal for the design of interfaces and shields, as it allows total isolation of...