Found in the 1974 Ferranti transistor manual, this Schmitt trigger circuit uses general-purpose transistors of the time.
This “compandor” circuit has the opposite effect of CB15195E. The LS150 is not common today and...
This circuit was obtained from an American documentation from the 1980s. The T1 triggering...
This circuit is suggested by the Linear Applications Handbook of National Semiconductor, being used...