Local AM broadcasters operate on different channels in the Americas than in the rest of the world. These Medium Wave split channels are a boon for serious DX’ers. Read more
Medium Wave Split Channels – DX Helpers
Category: Radio Broadcasting
Modulation Dependent Carrier Level Methods
Today’s AM broadcasters reduce carrier level to save money on their power bills. Here is a summary of the modulation dependent carrier level methods. Read more
Modulation Dependent Carrier Level – Saving Energy
Although you don’t know it, most AM broadcasters rapidly adjust their power up and down to save energy costs. The technique is called Modulation Dependent Carrier Level. Read more
World Radio Day 2018 – Think Sports
Today is World Radio Day 2018. This year’s event celebrates sports broadcasting on the radio, something that continues to be very popular over 100 years. Read more
Hawaii Missile Alert – Fully Integrated Screwup
Don’t blame the employee for the recent false Hawaii Missile Alert. Sounds like a bad implementation of a decent system that caught everyone with their pants down. Read more
Early Soviet Radio Broadcasting – Wires Galore
While the wonders of wireless entertainment swept over the world during the 1930’s, early Soviet radio broadcasting took a much different path. Read more
Hurricane Maria Radio Communications in Puerto Rico
Hurricane Maria radio communications relied heavily on legacy equipment and ham radio after the “modern infrastructure” just disappeared. Read more
Digital Shortwave Broadcasting – Listening to Kuwait
Digital shortwave broadcasting provides great audio quality. All you need is some open-source software to decode the data into audio. Read more
NEAR Warning System Never Happened
I’ll bet you have never heard of the NEAR warning system. This effort to put nuclear attack warning buzzers in every home and office was a near miss. Read more
Radio Hats – The Original iPod
Radio hats were the forerunner of the iPod. These geeky accessories have been around since the 1920’s, and you can still buy one. Read more