tag:blogger.com,1999:blog-8104908437911552400.post5010504875673794596..comments2024-03-13T10:36:05.451-07:00Comments on The Mighty 1090 KAAY: Hot Springs Attractions, 1900-1908- and Mobile, AL Thrown In....http://www.blogger.com/profile/17570209125522920917noreply@blogger.comBlogger1125tag:blogger.com,1999:blog-8104908437911552400.post-30700224423376380372012-04-09T15:32:22.637-07:002012-04-09T15:32:22.637-07:001901 is about 20 years too early for broadcasting....1901 is about 20 years too early for broadcasting. I'm guessing that this was an antenna for a spark transmitter that was shunt-fed at a point that would tend to match the transmitter. Like most spark stations, it would have operated around 833 kHz. This, not coincidentally, was the operating frequency of many of the first broadcast stations.<br /><br />The concept of having a transmitter and receiver tuned to the same frequency is a fairly new concept. In the Spark days, everything was broadband and the "operating frequency" was determined by the constants of the transmitter output circuits and the antenna.<br /><br />If you want to learn more, read Hugh G. J. Aitken, Syntony and spark: the origins of radio (1976) ISBN 978-0691083773.Hollis W. Duncannoreply@blogger.com