The circuit presented is from the Motorola Linear Databook of 1990. The integrated circuit is a transconductance operating and the power supply need not be symmetrical.
Found in a 1968 US publication, this circuit produces a delayed pulse with the negative transition...
We found this circuit in an American publication from the 50s. The transistors are made of...
This 2005 circuit was found in an English publication and can be implemented with virtually any...