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
1 Replies
1389 Views
Last post October 04, 2013, 1537 UTC
by Mentholyptus
0 Replies
814 Views
Last post September 02, 2017, 1407 UTC
by Ct Yankee
1 Replies
1106 Views
Last post May 08, 2016, 1442 UTC
by Ct Yankee
0 Replies
597 Views
Last post October 09, 2017, 1414 UTC
by Ct Yankee
0 Replies
723 Views
Last post October 15, 2016, 1427 UTC
by Ct Yankee
0 Replies
1089 Views
Last post November 10, 2014, 2136 UTC
by Fansome
1 Replies
1152 Views
Last post March 11, 2017, 1442 UTC
by Davep
0 Replies
1045 Views
Last post September 24, 2013, 0439 UTC
by glimmer twin
1 Replies
1576 Views
Last post February 22, 2017, 1458 UTC
by Davep
0 Replies
663 Views
Last post June 26, 2018, 1657 UTC
by East Troy Don
0 Replies
875 Views
Last post May 28, 2025, 1341 UTC
by n2avh
0 Replies
363 Views
Last post June 11, 2023, 1636 UTC
by Shortwave_Listener
0 Replies
556 Views
Last post March 06, 2022, 2159 UTC
by Shortwave_Listener
0 Replies
377 Views
Last post September 19, 2023, 1320 UTC
by East Troy Don
0 Replies
336 Views
Last post December 19, 2024, 0132 UTC
by East Troy Don
0 Replies
1157 Views
Last post March 10, 2013, 1602 UTC
by Echo_One
0 Replies
418 Views
Last post January 20, 2025, 1102 UTC
by SWLQSL
1 Replies
1389 Views
Last post March 31, 2013, 2232 UTC
by skeezix
0 Replies
397 Views
Last post October 15, 2023, 1348 UTC
by TRI International
0 Replies
618 Views
Last post January 30, 2019, 1709 UTC
by Daniel Wyllyans

 

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