
Hello friends
I hope the holidays of December are unfolding well for you. Activities in our house might result in repeat broadcasts at the end of December, or early January. I will let you know.
Here in the Washington DC area, pirate shortwave broadcasters have been active in their usual 6900-7000 kHz neighborhood. They’ve been audible even during the daylight hours, indicating that they are not far away. One of the stations, in a synthesized voice, informed listeners that it is transmitting in C-QUAM stereo. It advised using the QAM mode on KiwiSDR receivers. I did that, and indeed it was stereo. It was a weird sort of stereo, wavering quickly between left and right channel. But interesting to listen to.
A video of last week’s Shortwave Radiogram (program 380) is provided by Scott in Ontario (Wednesday 1330 UTC). The audio archive is maintained by Mark in the UK. Analysis is provided by Roger in Germany.
Here is the lineup for Shortwave Radiogram, program 381, 13-18 December 2024, in MFSK modes as noted:
Ā 1:43Ā MFSK32: Program preview
Ā 2:53Ā MFSK32: Mathematician solves the moving sofa problem*
Ā 7:48Ā MFSK64: Are buildings made of wood sustainable?
13:16Ā MFSK64: This week’s images*
27:52Ā MFSK32: Closing announcements
* with image(s)
Please send reception reports to radiogram@verizon.net
And visit http://swradiogram.net
Bluesky: swradiogram.bsky.social
Twitter: @SWRadiogram or https://twitter.com/swradiogram
(visit during the weekend to see listenersā results)
Facebook group: https://www.facebook.com/groups/567099476753304
Shortwave Radiogram Gateway Wiki: https://wiki.radioreference.com/index.php/Shortwave_Radiogram_Gateway
Shortwave Radiogram Transmission Schedule

Other Shortwave broadcast programs that include digital text and images include The Mighty KBC, Pop Shop Radio and Radio North Europe International (RNEI). Links to these fine broadcasts, with schedules, are posted here.
Thanks for your reception reports!
Kim
Kim Andrew Elliott, KD9XB
Producer and Presenter
Shortwave Radiogram
Reporting on international broadcasting at https://twitter.com/kaedotcom
Fuente: https://swradiogram.net/

CategorĆas:Broadcasting






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