Utility related ham events + JOTA
Maritime Radio day
14th April, 1200 UTC until 15th April, 2200 UTC
Armed Forces Day
Armed Forces Day Crossband Communication Test: 11 May 2019
Armed Forces Day: 29 June 2019
Museum Ships Weekend
6 June 2020, 0000 UTC to 7 June, 2359 UTC
Night of Nights
12 July every year. Begins at 0300pm Pacific time on 12 July. The first transmission will be at 0501pm Pacific time (0000 UTC 13 July).
Intl. Lighthouse/Lightship Weekend
22 August 2020, 0000 UTC -
Jamboree On The Air
The propagation prediction above comes from N0NBH’s excellent website
Digital Broadcasts on HF
Besides the well known AM broadcasts transmitted by local and international Broadcasting Companies, there are also transmissions in digital modes on MW and HF.
Many Short Wave Listeners are familiar with DRM, Digital Radio Mondiale, which never was very successfull. Only a handful of stations still transmit in DRM. DRM schedules
Shortwave Radiogram and The Mighty KBC are using HAM modes. Every now and then other stations try it for a while, like “This is a Music Show”. Most of the show is a music show, but
they send some MFSK text and an image near the end of the broadcast.
The former VoA Radiogram is now transmitted under the name Shortwave Radiogram in various digital modes like MFSK, PSK,
Olivia, etc. More info and schedules can be found on their
website: Shortwave Radiogram
The Mighty KBC carry some digital transmissions.
The modes being used are MFSK32, PSK and Thor.
Software to decode DRM transmissions: Dream
Software to decode the above mentioned HAM modes:
Fldigi for Android: TIVAR
How to copy the Shortwave Radiogram digital broadcasts using a PC or laptop
How to copy the Shortwave Radiogram tests using an Android device (tablet, smartphone)
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