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
14 Replies
2089 Views
Last post March 09, 2024, 0124 UTC
by refmo
14 Replies
1964 Views
Last post February 18, 2023, 0547 UTC
by Zoidberg
14 Replies
2971 Views
Last post December 22, 2014, 0002 UTC
by blw
14 Replies
1657 Views
Last post February 21, 2023, 0240 UTC
by Pigmeat
14 Replies
1511 Views
Last post May 22, 2022, 0203 UTC
by Markokpik
14 Replies
2292 Views
Last post September 28, 2019, 1642 UTC
by ChrisSmolinski
14 Replies
4683 Views
Last post April 09, 2014, 0203 UTC
by hsmith77
14 Replies
2752 Views
Last post April 18, 2018, 0912 UTC
by Daniel Wyllyans
15 Replies
1868 Views
Last post August 19, 2021, 2344 UTC
by Ct Yankee
15 Replies
1626 Views
Last post September 17, 2022, 2334 UTC
by Pigmeat
15 Replies
2423 Views
Last post April 19, 2020, 0107 UTC
by elburndx
15 Replies
4543 Views
Last post November 16, 2015, 1345 UTC
by ChrisSmolinski
15 Replies
4163 Views
Last post November 14, 2015, 0224 UTC
by William Hassig
15 Replies
2431 Views
Last post April 15, 2020, 0346 UTC
by Teotwaki
15 Replies
4370 Views
Last post December 19, 2013, 1347 UTC
by ChrisSmolinski
15 Replies
4140 Views
Last post September 23, 2018, 1306 UTC
by ChrisSmolinski
15 Replies
2227 Views
Last post October 12, 2018, 2353 UTC
by slowtrain
15 Replies
2214 Views
Last post April 18, 2020, 0146 UTC
by elburndx
15 Replies
2874 Views
Last post May 28, 2017, 1617 UTC
by ChrisSmolinski
15 Replies
1341 Views
Last post September 01, 2024, 1218 UTC
by N2MLP

 

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