This interesting circuit of the 50s uses a fluorescent lamp to obtain a stroboscope useful for the rotation of motors. The circuit uses a power valve to control the 10W fluorescent lamp.
This circuit for experimental radios and other applications is from a documentation from the 50's....
This circuit was found in a 1987 edition of the United States' Hands On Electronics magazine. The...
This configuration was found in a 1970s American magazine. The circuit uses both CMOS logic and...