Pulse-triggered 7555 monostable (CB25128E)

We found this circuit in a Radio Electronics magazine from April 1988; The output timing is given by R1 and C1.

1979 Digital Multimeter (CB24580E)
This circuit for a commercial compact digital multimeter was found in the March 1979 issue of...
100 W Inverter (2) (CB13974E)
This circuit is a manual of 1972 RCA power transistors. The critical components of the project are...
15 V switching regulator (CB8693E)
This small switched regulator was found in an 60’s Optical Electronics. The circuit uses an...