This circuit was obtained from a 1980's QST magazine. The circuit can generate 1 to 15 MHz signals with 1 Vpp at 50 ohms load. Used transistors are still common today.
This 45 to 90 Hz hum elimination circuit was obtained from a 1980s documentation. The operational can...
We found this light-effect circuit with LEDs using the well-known 4017 in a 1987 documentation. All...
Mouser Electronics is now shipping DA14585, a kit for the development of voice remote control...