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
255 Views
Last post March 11, 2024, 1218 UTC
by ChrisSmolinski
0 Replies
67 Views
Last post July 12, 2024, 1144 UTC
by ChrisSmolinski
0 Replies
829 Views
Last post December 25, 2021, 1527 UTC
by ChrisSmolinski
1 Replies
522 Views
Last post May 31, 2023, 2035 UTC
by TRI International
0 Replies
713 Views
Last post January 28, 2020, 1819 UTC
by ChrisSmolinski
0 Replies
419 Views
Last post September 23, 2023, 1253 UTC
by ChrisSmolinski
3 Replies
1514 Views
Last post December 01, 2013, 1658 UTC
by ChrisSmolinski
0 Replies
219 Views
Last post November 17, 2023, 2108 UTC
by ChrisSmolinski
1 Replies
1234 Views
Last post October 18, 2014, 2225 UTC
by DimBulb
0 Replies
457 Views
Last post January 01, 2024, 1251 UTC
by ChrisSmolinski
0 Replies
833 Views
Last post March 12, 2021, 2321 UTC
by ChrisSmolinski
0 Replies
239 Views
Last post March 15, 2024, 1033 UTC
by ChrisSmolinski
2 Replies
1353 Views
Last post October 03, 2021, 1952 UTC
by ChrisSmolinski
0 Replies
98 Views
Last post July 12, 2024, 1144 UTC
by ChrisSmolinski
0 Replies
951 Views
Last post December 29, 2021, 2233 UTC
by ChrisSmolinski
1 Replies
748 Views
Last post October 20, 2019, 0259 UTC
by PirateSWL
0 Replies
692 Views
Last post January 29, 2020, 1559 UTC
by ChrisSmolinski
0 Replies
388 Views
Last post September 25, 2023, 1503 UTC
by ChrisSmolinski
9 Replies
2299 Views
Last post December 02, 2013, 1330 UTC
by atrainradio
8 Replies
1978 Views
Last post October 19, 2014, 0249 UTC
by BDM

 

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