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, ...

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, ...

GatesAir is expanding its Flexiva GX FM transmitter line with two additional models at lower power levels. The line currently consists of 5 kW and 10 kW versions; now GatesAir is adding 50-watt and 1 ...

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: ...

The range of this FM transmitter is around 100 meters at 9V DC supply. The circuit comprises three stages. The first stage is a microphone preamplifier built around BC548 transistor. The next stage is ...

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 ...

We've already told you everything you need to know about the Nexus One. Still, you might be curious to see Google's self-proclaimed "superphone" splayed wide to reveal a Samsung-branded OLED display, ...

Half the population of Syria has been displaced. Hundreds of thousands have died in the conflict and millions are fleeing. For those who remain in the country, critical infrastructure is unstable and ...

The Si47xx series of integrated circuits from Silicon Labs is a fascinating series of consumer broadcast radio products, chips that apply SDR technologies to deliver a range of functions that were ...