This circuit allows the detection of RF signals using the lowest range of direct currents of a common multimeter. Equivalent diodes such as 1N34 can be used. The circuit is assembled in a ballpoint tube.
We found this 4.5 MHz amplifier for video signals from old analog TVs in the June 1992 issue of...
The circuit shown in the figure is characterized by stability and the use of a common component. This...
The A3906 integrated circuit from Allegro MicroSystems (www.allegro.com) consists of a single-step motor...