This circuit is used to light a 20 W fluorescent lamp from the 12 V of a car battery. The transformer must have the current according to the application. The circuit operates at 1.5 kHz.
This two-tone buzzer can be powered by a solar panel. The circuit is from a 1991 documentation. The...
This blocking oscillator was found in a publication from the 50's. The coils determine the...
The TPA3100D2 integrated circuit from Texas Instruments (www.ti.com) consists of an efficient...