Found in an Electronic Design of 1964, this circuit operates with control voltages from 0 to 12 V determining the duration of the pulses.
This circuit is from Signetics' 80s documentation. The circuit generates 100 kHz signals according...
This circuit was found in a Motorola documentation from the 90s. The transistor used is uncommon...
This two-tone buzzer can be powered by a solar panel. The circuit is from a 1991 documentation. The...