All Spectrum cable TV customers in Maui County will have to pay a monthly fee for digital receivers, and each television will need its own box by the end of the summer, company officials said Tuesday.

With the combination of small, powerful, and pocketable computers and cheap, off-the-shelf software defined radio receivers, it was only a matter of time before someone built a homebrew spectrum ...

Stock, this radio module is just okay, but with a few modifications, it can be turned into a very good receiver with a spectrum analyzer and autoscan. The Boscam RX5808 has three DIP switches to ...

WITH the continuous spectrum described by Lyman (Astrophysical Jour., 60, 1) as a background, and with hydrogen flowing through the receiver of the spectrograph, it was found possible to ...