This battery circuit provides a charging current of 500 mA depending on the solar panel. The switching circuit is from a National Semiconductor documentation from the 90s.
Signals below 1 MHz pass through this circuit, which is based on a high frequency operational...
We found this simple fuzz for guitars in a 1987 publication. It is interspersed between the...
Found in a 90's EDN, this xenon pulsator uses a Sidac. We already used this setting in an article...