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
0 Replies
423 Views
Last post January 20, 2024, 1806 UTC
by Ray Lalleu
0 Replies
423 Views
Last post January 28, 2024, 1616 UTC
by Ethernut
0 Replies
423 Views
Last post February 29, 2024, 1159 UTC
by Fisherman
2 Replies
423 Views
Last post March 06, 2024, 1519 UTC
by Ray Lalleu
1 Replies
423 Views
Last post March 15, 2024, 1119 UTC
by Fisherman
1 Replies
423 Views
Last post April 25, 2024, 2137 UTC
by kris
2 Replies
423 Views
Last post June 03, 2024, 1653 UTC
by dxace1
2 Replies
423 Views
Last post July 28, 2024, 0808 UTC
by Benoit LEVEQUE
2 Replies
423 Views
Last post September 08, 2024, 1624 UTC
by Ray Lalleu
2 Replies
423 Views
Last post October 14, 2024, 1511 UTC
by Ray Lalleu
1 Replies
423 Views
Last post October 23, 2024, 0436 UTC
by nektaman
0 Replies
423 Views
Last post October 25, 2024, 1428 UTC
by Sealord
2 Replies
423 Views
Last post November 23, 2024, 1949 UTC
by kris
0 Replies
423 Views
Last post December 27, 2024, 0925 UTC
by prldx
2 Replies
423 Views
Last post January 14, 2025, 1610 UTC
by Ray Lalleu
3 Replies
423 Views
Last post April 20, 2025, 1232 UTC
by Benoit LEVEQUE
0 Replies
423 Views
Last post June 01, 2025, 1935 UTC
by Ray Lalleu
0 Replies
423 Views
Last post April 05, 2020, 1512 UTC
by Ray Lalleu
1 Replies
423 Views
Last post April 07, 2020, 1940 UTC
by kris
0 Replies
423 Views
Last post April 10, 2020, 1029 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 House Flag
by MitchellTimeDesigns