Members can download this article in PDF format. In this design idea, you will learn how to interface two PIC microcontrollers using a wireless 433-MHz RF transmitter/receiver pair to control up to ...

These days, 433-MHz RF transmitter/receiver modules are very popular with electronics hobbyists and tinkerers. These cheap short-range radio modules can be used with almost all microcontrollers for a ...

Seco-Larm’s ENFORCER 917MHz HL-951 series RF transmitters and receivers use digital modulation for improved immunity to interference, better signal penetration in environments with heavy obstructions, ...

Very seldom do I catch myself uttering the word "genius" silently to myself as I'm reviewing a piece of equipment. I have to say, I had my doubts about the Remote Control Extender when it was first ...

The demand for convenient and reliable switching systems is increasing across homes, offices, and industrial environments.

Powercast has unveiled its Ubiquity wireless power transmitters, which use radio frequency (RF) power to charge devices over the air. The Pittsburgh, Pennsylvania-based company showed off its Ubiquity ...

Direct conversion (or low IF) receiver designs have been in existence for many years. They are widely used in mobile phones and cordless telephones because of their simplicity and lower cost. However, ...

Wireless charging technology company Powercast has released a new RF-based over-the-air (OTA) wireless power system that enables radio frequency identification (RFID) transmission, as well as a power ...

A recent discussion with my friendly editor, Adam Carlson, rekindled my idea of designing an unusually simple, yet highly useful, radio remote-controlled firecracker for upcoming festivities. Because ...