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.

Subject / Started by Last post
1 Replies
348 Views
Last post December 22, 2021, 1201 UTC
by Bali_Frank
0 Replies
244 Views
Last post December 16, 2023, 0840 UTC
by Ray Lalleu
0 Replies
486 Views
Last post October 08, 2018, 1513 UTC
by Ray Lalleu
2 Replies
490 Views
Last post October 13, 2020, 1532 UTC
by iw2nzr
0 Replies
202 Views
Last post July 07, 2024, 1946 UTC
by Ray Lalleu
1 Replies
450 Views
Last post July 06, 2019, 1613 UTC
by dxace1
2 Replies
523 Views
Last post April 16, 2021, 2006 UTC
by The Vault Keeper
0 Replies
211 Views
Last post March 10, 2024, 1653 UTC
by Ray Lalleu
0 Replies
488 Views
Last post March 03, 2019, 1037 UTC
by Ray Lalleu
1 Replies
424 Views
Last post March 12, 2020, 1750 UTC
by kris
0 Replies
349 Views
Last post January 10, 2021, 0848 UTC
by Ray Lalleu
0 Replies
221 Views
Last post November 05, 2022, 1154 UTC
by Ray Lalleu
0 Replies
383 Views
Last post November 02, 2023, 1640 UTC
by Ray Lalleu
2 Replies
392 Views
Last post October 26, 2024, 1731 UTC
by easy listener
1 Replies
572 Views
Last post August 11, 2018, 1930 UTC
by kris
2 Replies
362 Views
Last post May 06, 2025, 1957 UTC
by Alex BLR
0 Replies
426 Views
Last post May 25, 2020, 2057 UTC
by Ray Lalleu
0 Replies
396 Views
Last post February 14, 2022, 1626 UTC
by Ray Lalleu
1 Replies
506 Views
Last post December 24, 2018, 1907 UTC
by KaySeeks
0 Replies
294 Views
Last post December 04, 2020, 2047 UTC
by Ray Lalleu

 

Normal Topic
Hot Topic (More than 15 replies)
Very Hot Topic (More than 25 replies)

Locked Topic
Sticky Topic
Poll


HFUnderground T-Shirt
HFUnderground T-Shirt
by MitchellTimeDesigns