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Listeners’ Map Dec24th 2024->



Explore our interactive map with all received listener reports from our recent transmissions.
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Listeners’ Map 2021- Dec1st 2024



Explore our interactive map with all received listener reports from our recent transmissions.
Click the colored dots to display each received report.



Click here to view the map in full screen mode.

Listeners’ Map 2015-2020



Explore our interactive map with all received listener reports from our recent transmissions.
Click the colored dots to display each received report.



Click here to view the map in full screen mode.

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100 year old VLF transmitter SAQ Grimeton Christmas transmission Dec 24th, 2024.

The VLF transmitter, with call sign “SAQ” at Grimeton Radio Station, was put into commercial operation, with transmissions across the Atlantic ocean, on December 1st 1924. One hundred years later, SAQ is still operational and will be started up on Christmas Eve morning, December 24th, to deliver a Christmas greeting to the World. SAQ can be heard on VLF 17.2 kHz CW, and the entire event can be followed live here: 08:20 CET (07:20 UTC): Live video from World Heritage Grimeton Radio Station begins 08:30 CET (07:30 UTC): Startup of the Alexanderson Alternator SAQ from 1924. 09:00 CET (08:00 UTC): Transmission of a Christmas message from SAQ. *The world heritage site Grimeton is a living cultural heritage. All transmissions with the long-wave transmitter SAQ are therefore preliminary and may be cancelled at short notice.
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