Japan's first three radio stations used J-O-A-K, J-O-B-K, and J-O-C-K in Tokyo, Osaka, and Nagoya.
1. Wavescan NWS814 covers early Japanese radio, the Moosbrunn antenna demolition, USAGM closures, India updates, and Bangladesh reception logs in September 2024.
2. Jeff White hosts, while Ray Robinson supplies the Japan and international broadcasting reports and Salahuddin Dullar presents the Bangladesh DX report from Rajshahi.
3. The episode connects radio history with current shortwave changes, from Japan's first 1925 broadcasts to transmitter sites being reduced or demolished in 2024.
4. Japan's first public wireless demonstration is attributed to Hantaro Nagaoka at the University of Tokyo in 1889, six years before Marconi.
5. Tokyo's J-O-A-K began regular broadcasting in 1925 at 1 kilowatt on 800 kilohertz, alongside Osaka's J-O-B-K and Nagoya's J-O-C-K.
6. By the mid-1930s, Japan had more than 30 medium-wave stations, and several relayed the 1936 Berlin Olympics from Germany.
7. At Moosbrunn, ORF's 60-meter double-wall antenna was demolished after poor condition made renovation impractical and crane removal cost 65,000 euros more.
8. USAGM plans to discontinue shortwave transmissions from Saipan and Tinian, whose facilities include a site built in 1993 and antennas damaged by Typhoon Yutu in 2018.
9. Bangladesh listener logs include Voice of America, KTWR Guam, All India Radio, and BBC broadcasts heard between 1354 and 1500 UTC on frequencies from 5050 to 11995 kilohertz.
10. Shortwave historians, radio listeners, and DX report followers.
