The transmitter project provides 2 channels for transmitting and receiving which operates on the 418MHz frequency. The circuit utilizes a few ordinary components to create the RF transmitter and RF ...

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 ...

Wireless radio transmitters have evolved over the years from real IF (intermediate frequency) transmitters, to complex IF transmitters, to zero-IF transmitters. However, there are still limitations ...

For Nautel’s head of customer service, John Wilton, the “aging out” of broadcast engineers is a rising concern. Why? The lack of RF knowledge could put Radio at risk in the coming years. That has led ...

SUNNYVALE, CA--(Marketwired - Mar 3, 2014) - Finisar Corporation (NASDAQ: FNSR) today introduced the industry's first 3 GHz RF-modulated, wavelength-tunable optical transmitter in a Small-Form Factor ...

Designed to be economical, Powercast claims that it has lowered the barrier to entry where RF wireless power can actually become ubiquitous with multiple RF transmitters covering every home. Ubiquity ...

If you’re looking for a simple way to make an RF transmitter, check out [Tomasz]’s Morse code transmitter. His design uses nothing more than a microcontroller and a 16MHz crystal to transmit CW Morse ...

If there is one thing we like, it’s a fellow hacker so enthusiastic about his or her work that they write the article practically for us by including as much detail and information as possible. It is ...

Powercast will be at CES 2023 with its Ubiquity RF power transmitter, a device it hopes can make a pervasive presence of RF wireless power in smart homes. With this transmitter, Powercast claims to ...