This circuit was found in a British documentation from 1969. It can be implemented with modern transistors. The pass band is 6 MHz.
) This variable frequency oscillator was found in an old American documentation. Transistors allow more...
We can also use the 4011 on this CMOS circuit that makes use of a crystal headset. The power...
Texas Instruments Standard Operational Amplifiers Texas Instruments makes available through Mouser...