Investigators found the recording devices, or black boxes, from the American Airlines plane and Black Hawk helicopter that crashed on Wednesday.

The NTSB official said there was no exterior damage to the device based on a visual inspection ... The cockpit voice recorder "records radio transmissions and sounds in the cockpit, such as ...

From September 1929 these experiments, broadcast after radio had closed down for the day, were routed via the BBC's 2LO medium wave transmitter ... that was required for audio reception.

Haivision, a global provider of mission-critical, real-time video networking and visual collaboration solutions, today announced the availability of the latest software version for Haivision Pro, the ...

The chances are that many of you will have made an FM “bug” style transmitter ... driven from an audio amplifier. Some attention has gone into the design of this one, with a proper output ...

Bear in mind that the amount and quality of analogue or digital radio stations you get will depend on your location and proximity to a transmitter ... I'm the hi-fi and audio editor of What Hi-Fi? and ...

Here in the future, though, there are many more satellites in orbit and a few are specifically meant for ham radio operators. And, like the ’50s, it doesn’t take too much specialized equipment ...

BEITC sessions will also include talks about the High-Efficiency Broadband (HEB) Antenna; digital-only boosters for HD Radio single-frequency networks; tower safety; visual radio; EAS in virtual air ...

Listen to the pregame radio show, game broadcast and postgame ... you can sign up for NFL+ to listen to live audio of every game.

The NTSB official said there was no exterior damage to the device based on a visual inspection. Black boxes, despite their name, are actually bright orange. They provide key data that can help ...

Starting from a blank slate and seeing the project templates within Visual Studio as well as working with the default demo application will provide a nice primer and context for coming to the workshop ...