Found in an Electronic Design from the 90s, this circuit makes use of contemporary components, including the pressure sensor. Modern equivalent components can be used in a new project.
This circuit was found in a 1967 Raytheon manual. The transistors are from the time. Equivalent modern...
This circuit was published in a 1979 magazine, but it can still be easily assembled as the...
The circuit presented generates short pulses. This configuration was found in a publication from...