This circuit from a June 1957 Radio Electgronics is for oscilloscopes of the time with a maximum frequency of a few megahertz. The circuit is battery powered.
This circuit detects traffic problems on a miniature railway by triggering an alarm. The circuit was...
When establishing the voltage at the input of this regulator, the output voltage rises smoothly until...
This circuit was found in a Motorola documentation from 1975. Modern equivalent transistors such...