Reader [Mike Y] responded to our “What are you working on?” post with his stereo FM transmitter project. If you’ve ever used an FM transmitter for your portable audio, you know that even the best ...

The PTM 33x, a radio transmitter module family, enables the implementation of wireless sensors and switches without batteries. The module family have three frequency variants – PTM 33x, PTM 33xC, and ...

Here are some DIY FM Transmitter circuits that we have been published on electroschematics.com. This do-it-yourself fm transmitters are pretty easy to build and will give you a good feeling when ...

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 ...

My partner and I just bought a car, against my better logic as a New Yorker. It's this glorious old Volvo station wagon: Buying a 13-year-old car means buying a 13-year-old car stereo, as I recently ...

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, ...

Reader [Mike Y] responded to our “What are you working on?” post with his stereo FM transmitter project. If you’ve ever used an FM transmitter for your portable audio, you know that even the best ...