This circuit was obtained from the PE Hobbyist Electronics publication of 1980. The circuit is based on the 555 and is simple to assemble and can be used to control the brake lights.
This circuit was found in a Modern Transistor Workbook from 1965. The circuit sends signals from a...
What this interesting circuit does is to warn that a note written on a paper has been removed and...
This transmitter with counterphase oscillator was obtained in a documentation from the 90s. The...