The capacitor used in this circuit can have values between 5 and 30 uF. The circuit is of old documentation for radio amateurs. Observe the special source used in the supply.
In the circuit in the figure, we have the production of rectangular signals with frequencies of up...
This circuit is from a 1977 National Semiconductor integrated circuits manual. The circuit admits...
This circuit was found in the October 1994 issue of Electronics Now magazine. The 40446 IC is a...