A few months ago, we saw a hack where a $20 USB TV tuner was transformed into a software-defined radio capable of reading GPS signals, listening to radio transmissions between aircraft and a control ...

[Balint] has a bit of history in dealing with software defined radios and cheap USB TV tuners turned into what would have been very expensive hardware a few years ago. Now [Balint] is finally posting ...

ZigBee and IEEE 802.15.4 are low data rate wireless networking standards that can eliminate the costly and damage prone wiring in industrial control applications. Flow or process control equipment can ...

Passive and semipassive RFID tags do not use a radio transmitter; instead, they use modulation of the reflected power from the tag antenna. Reflection of radio waves from an object has been a subject ...

The Audio Engineering Society has released a CD-ROM tutorial project to help familiarize audio engineers and students with the principles of audio coding. “Perceptual Audio Coders: What to Listen For” ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Increasing RF noise is a concern for broadcasters and other spectrum users. Sources of noise ...