For a hobby that’s ostensibly all about reaching out to touch someone, ham radio can often be a lonely activity. Lots of hams build and experiment with radio gear much more than they’re… ...

While many of us have banished land line telephones from our houses, there are still quite a few people who utilize POTS lines today. These analog phone systems use Dual Tone Multi Frequency (DTMF)… ...

Distributed coding exploits the source statistics in the decoder and, hence the encoder can be very simple, at the expense of the more complex decoder. The traditional distribution of complex encoder ...