For applications such as handheld terminals, inventory control, and security systems, the RTFQ1 transmitter and complementary RRFQ1 receiver from OKW Electronics give you a moderate-speed, ...

Fig. 1: Broadcast Electronics Digital Dashboard screen, showing data rates and audio presence on HD multicast channels. One in a series of articles on getting the most out of your HD Radio investment.

Testing FM receivers is not that much different than testing other pieces of audio equipment. Appropriate tests include the big six: level, frequency response, THD+N, phase, interchannel crosstalk, ...

The Good: Portable; adjusts to any FM frequency between 88.1 and 107.9; comes with accessories such as a car lighter-socket adapter; looks very cool. The Bad: Poor backlight; no presets. The Verdict: ...

This article should satisfy those who might want to build a low power FM transmitter. It is designed to use an input from another sound source (such as a guitar or microphone), and transmits on the ...

According to the fine folks over at AI, the soon-to-be-released iPhone 2,1 references the Broadcom BCM4329 wireless chip in the boot script. This is a significant upgrade over the current Broadcom ...