This filter is from the Linear Applications Handbook of the National Semiconductor of 1994. However, it can be used with other operational and modified to operate with other frequencies.
I found this circuit in an old document from 1981. The circuit can be implemented today with the...
The circuit presented is a 10 MHz oscillator with crystal, which already has several splitters for...
This two-transistor amplifier stage was obtained from the Encyclopedia of Electronic Circuits...