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 permissable in your locale.

Subject / Started by Last post
2 Replies
609 Views
Last post May 26, 2021, 1649 UTC
by Stretchyman
5 Replies
1177 Views
Last post May 18, 2021, 1433 UTC
by ChrisSmolinski
6M opening

Started by Matt285

2 Replies
599 Views
Last post May 12, 2021, 1752 UTC
by Matt285
0 Replies
423 Views
Last post May 12, 2021, 1745 UTC
by Matt285
2 Replies
712 Views
Last post May 10, 2021, 1706 UTC
by WA4FHY
0 Replies
444 Views
Last post May 09, 2021, 2139 UTC
by ThaDood
0 Replies
423 Views
Last post May 09, 2021, 0701 UTC
by kris
2 Replies
969 Views
Last post May 03, 2021, 1903 UTC
by BoomboxDX
3 Replies
724 Views
Last post March 29, 2021, 1415 UTC
by Matt285
0 Replies
515 Views
Last post March 24, 2021, 1948 UTC
by ThaDood
2 Replies
708 Views
Last post March 22, 2021, 2326 UTC
by Rizla
3 Replies
911 Views
Last post March 08, 2021, 0026 UTC
by Rizla
4 Replies
980 Views
Last post February 12, 2021, 1836 UTC
by ThaDood
1 Replies
615 Views
Last post February 09, 2021, 0057 UTC
by Traveling Wave
5 Replies
963 Views
Last post February 08, 2021, 2056 UTC
by Traveling Wave
0 Replies
614 Views
Last post January 05, 2021, 2018 UTC
by ThaDood
1 Replies
679 Views
Last post January 02, 2021, 1033 UTC
by Σ
0 Replies
595 Views
Last post December 29, 2020, 1823 UTC
by ThaDood
0 Replies
599 Views
Last post December 27, 2020, 1546 UTC
by NJQA
1 Replies
663 Views
Last post December 13, 2020, 2034 UTC
by ThaDood

 

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