Voyager 1 is now using a radio transmitter it hasn’t relied on since 1981 to stay in contact with its team on Earth while engineers work to understand what went wrong. As the spacecraft ...

NASA and Voyager 1 resumed communications and operations after a fault protection system switched the interstellar spacecraft ...

The spacecraft—humanity's most distant probe—managed to resumed contact by switching to a secondary radio not used since 1981 ...

Last month, NASA briefly lost Voyager 1 in the expanse of interstellar space, and when the craft reappeared it was ...

When we think of a spark gap radio transmitter, most of us immediately imagine an early twentieth century ship’s radio room or similar. Most of us know these transmitters as the first radio ...

Thus it was that in December 1921 a group of American radio amateurs gathered in a field in Greenwich Connecticut in an attempt to span the Atlantic. Their 1.3 MHz transmitter using the callsign ...

Radio transmitter ICs are electronic devices that propagate radio frequency (RF) electromagnetic signals. They are used in high-end remote keyless entry systems, automatic meter reading devices, ...

The space agency reconnected with Voyager 1 five days later using a radio transmitter that the probe hadn’t used since 1981.