The circuit is from the 1990 Motorola Linear Databook. The circuit can be implemented with other operational amplifiers. The power supply must be symmetrical.
This flip-flop using two bipolar transistor was found in a publication of the year 1968. The...
This simple AM transmitter for very small ranges uses in the original version of the 1970s, a...
The CMOS TLC555 can be gated from external CMOS circuits using the configuration shown here. The...