This circuit can be used to generate percussion sounds such as bell, triangle, etc. The circuit must be powered by symmetrical source and the triggering is by external pulse.
This circuit is a traditional timer setting using 555. We found this setting in a year 2000...
This single transistor shield was found in the October 1993 issue of Electronics Now magazine. The circuit...
This experimental receiver for the medium wave band uses a germanium transistor that can be...