The project illustrates the addition of USB control circuit to the Hamtronics R139 WX Satellite receiver in order to have an interface to allow a computer to control the channel it is tuned to. A ...

Graphene has attracted much interest as a future channel material in radio frequency electronics because of its superior electrical properties. Fabrication of a graphene integrated circuit without ...

This article is intended to introduce the beginner to the interesting and challenging art of high frequency radio design. It is also intended to entice the seasoned professional to take a deeper look ...

Marked: "Oriole Jr. / Trinum Circuit". On plate: ORIOLE Receiver / Model 90 / Serial 402 / Warning: Trinum Circuit Used in this receiver is patented and infringement will be prosecuted / W-K Electric ...

The author is Intraplex product line manager at Harris Broadcast Communications. Synchronous FM broadcasting is also known as simulcasting. Everybody’s heard about it. Lots of people are doing it. But ...

Current-mode control loops (particularly the popular 4- to 20-mA controls) are used in many industrial applications because of their immunity to induced EMI from motors, contactors, relays, and other ...