This circuit was found in a Popular Electronics from the 90s. The transistors are general purpose, and the gain depends on the ratio between R2 and R1.
This circuit was suggested by National Semiconductor in its 1994 Linear Applications Handbook. The...
This 600-ohm line driver was found in a 1980s documentation. The integrated circuit used is not...
Using the ICM7556, dual CMOS version of the 555, this circuit generates triangular signals from 1 to...