TV for one million: Exploring KSDK's broadcast tower
KSDK-TV broadcasts to well over 1 million households in the St. Louis metro area. And my Dad and I went to their broadcast tower last month to explore how the digital TV signal is delivered through the air to so many people.
On our tour, we explored over 75 years of television broadcast history, seeing how things transitioned from thousands of volts down to hundreds, and from analog audio and video to all-digital.
And we even found strange artifacts of the past, like this random microwave dish that received a signal through the roof of the broadcast building for a time: