Hartley for 1 MHz (CB25588E)

This oscillator was found in the July 1993 Electronics Now magazine. The coil is wound with 28-wire in a 0.5 cm shape.

SWR meter (CB7063E)
Standing wave ratio or SWR is an important measure of whether all power from a transmitter is being...
Adding Reset to a CMOS Monostable (CB128E)
Here we show how to add a reset key to the monostable using two NAND gates (CB127E). When the key...
Portable MW Transmitter (CB18515E)
This short-range circuit can act as a wireless microphone. We got the schematic and the printed...