Using the NE5205 integrated circuit this circuit was found in the May 1987 issue of Radio Electronics magazine. It can amplify signals up to 450MHz.
We found this simple warning circuit for car blinkers (arrow) in a 1987 publication. The relay must...
Based on common operational amplifiers, this circuit was found in Texas Instruments documentation. The power...
This circuit, found in US documentation, can measure the power of transmitters up to 10 W, given...