We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› By Adrienne Maxwell and Dennis Burger These days, most mainstream audio ...

The heart of every radio transmitter is a reliable oscillator. Creating small, and tunable, oscillators that can maintain a precise frequency when conditions like temperature, pressure or humidity ...

Here is a simple USB FM transmitter that could be used to play audio files from an MP3 player or computer on a standard VHF FM radio by connecting it to an USB port. The circuit use no coils that have ...

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, ...

An FM transmitter allows a music phone to broadcast music on FM frequencies at low power, so that the music can be heard via nearby FM radios. This is most useful for using your music phone with a car ...

Spotify and YouTube Music are great choices if your car has Android Auto, CarPlay, or a simple Bluetooth connection, but if you don't, you still have options to ...