Found in a 90s Popular Electronics, this circuit uses a MAR-X to amplify signals up to 2 GHz. The circuit is quite critical.
This LED light effects circuit is from 1988, but uses common components nowadays. The LEDs are...
This new AMS device consists of a digital color sensor and proximity sensor that also incorporates an infrared...
This RF amplifier step has a dynamic range of 140 dB and can amplify signals from 0.5 to 40 MHz....