Found in a 90's EDN, this circuit generates signals in the frequency range given by the graph. The circuit requires a symmetrical power supply.
The circuit shown in the figure is suggested by AllegroMicro (www.allegromicro.com) and consists of an...
This circuit was found in an American documentation from 1977. The mechanical resonator or ceramic...
This circuit can be adjusted between 0.2 and 2 V to trigger with chosen voltages comparing them with...