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
167 Views
Last post April 09, 2023, 2211 UTC
by Ray Lalleu
0 Replies
152 Views
Last post October 15, 2022, 2122 UTC
by Ray Lalleu
0 Replies
177 Views
Last post March 27, 2023, 2110 UTC
by Ray Lalleu
0 Replies
208 Views
Last post March 16, 2023, 2251 UTC
by Ray Lalleu
0 Replies
321 Views
Last post January 16, 2022, 2155 UTC
by Ray Lalleu
0 Replies
164 Views
Last post March 03, 2023, 2203 UTC
by Ray Lalleu
0 Replies
135 Views
Last post December 22, 2022, 2218 UTC
by Ray Lalleu
0 Replies
310 Views
Last post December 20, 2021, 1617 UTC
by Ray Lalleu
0 Replies
159 Views
Last post February 07, 2023, 2006 UTC
by Ray Lalleu
0 Replies
358 Views
Last post May 05, 2022, 1956 UTC
by Ray Lalleu
0 Replies
281 Views
Last post June 26, 2023, 2113 UTC
by Ray Lalleu
0 Replies
141 Views
Last post January 31, 2023, 1714 UTC
by Ray Lalleu
0 Replies
320 Views
Last post August 02, 2022, 2129 UTC
by Ray Lalleu
0 Replies
360 Views
Last post March 05, 2022, 2256 UTC
by Ray Lalleu
0 Replies
211 Views
Last post October 21, 2022, 2137 UTC
by Ray Lalleu
0 Replies
180 Views
Last post November 17, 2022, 1934 UTC
by Ray Lalleu
0 Replies
334 Views
Last post February 16, 2022, 1802 UTC
by Ray Lalleu
0 Replies
194 Views
Last post April 08, 2023, 2208 UTC
by Ray Lalleu
0 Replies
65 Views
Last post May 02, 2024, 2217 UTC
by Ray Lalleu
0 Replies
141 Views
Last post January 09, 2023, 1738 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