Shortwave Pirate Radio In North America And Around The World, And Other Signals That Go Bump In The Night
We seek to understand and document all radio transmissions, legal and otherwise, as part of the radio listening hobby. We do not encourage any radio operations contrary to regulations.
Always consult with the appropriate authorities if you have questions concerning what is permissible in your locale.
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The HF Underground Wiki
Started by ChrisSmolinski |
13 Replies
59533 Views |
July 01, 2022, 0121 UTCby Teotwaki |
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Posting images on the HFU
Started by ChrisSmolinski |
10 Replies
47528 Views |
October 16, 2022, 1606 UTC by MDK2 |
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Privacy Policy
Started by ChrisSmolinski |
0 Replies
37599 Views |
May 22, 2018, 1204 UTC by ChrisSmolinski |
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Discord Chat Link & FAQs
Started by ChrisSmolinski |
0 Replies
5409 Views |
May 16, 2026, 2102 UTC by ChrisSmolinski |
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Fallout 4 ARG - Anyone in Massachusetts area picking up anything on 3450 kHz?
Started by fiberkanin |
4 Replies
71057 Views |
November 28, 2013, 0350 UTC by fiberkanin |
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95 Replies
66302 Views |
March 26, 2023, 0550 UTC by Pigmeat |
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35 Replies
61605 Views |
January 21, 2026, 0245 UTC by corq |
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Merry Christmas, all my old friends...!
Started by John Poet |
6 Replies
45530 Views |
January 02, 2023, 1741 UTC by Zane |
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37 Replies
41670 Views |
April 18, 2025, 1338 UTC by ChrisSmolinski |
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Ydun's Mediumwave Info site!
Started by CoolAM Radio |
0 Replies
35198 Views |
January 03, 2023, 1420 UTC by CoolAM Radio |
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Worlds Last Chance ministry bankrupt?
Started by ChrisSmolinski « 1 2 » |
15 Replies
33836 Views |
March 17, 2026, 1500 UTC by BoomboxDX |
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13 Replies
33483 Views |
March 05, 2026, 1533 UTC by BoomboxDX |
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Propagation
Started by Fansome |
0 Replies
33433 Views |
December 30, 2011, 2201 UTC by Fansome |
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0 Replies
30828 Views |
August 09, 2013, 2300 UTC by ChrisSmolinski |
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HFUnderground Ryver (Slack)
Started by ChrisSmolinski |
0 Replies
27590 Views |
December 02, 2016, 1831 UTC by ChrisSmolinski |
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VE7KFM
Started by Atherwellen |
10 Replies
27469 Views |
August 20, 2011, 1204 UTC by syfr |
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49 Replies
27366 Views |
December 29, 2017, 0548 UTC by BoomboxDX |
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31 Replies
25710 Views |
January 13, 2023, 0841 UTC by BoomboxDX |
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Eel drink for Japan's hot summer
Started by Fansome |
4 Replies
25273 Views |
August 02, 2008, 1457 UTC by The Radical |
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34 Replies
24334 Views |
September 13, 2011, 1950 UTC by cmradio |
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