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
403 Views
Last post May 08, 2021, 1211 UTC
by ChrisSmolinski
8 Replies
3004 Views
Last post February 22, 2015, 1713 UTC
by ChrisSmolinski
3 Replies
1628 Views
Last post June 18, 2012, 1832 UTC
by ChrisSmolinski
UNID 6930

Started by textim

1 Replies
1277 Views
Last post October 07, 2009, 2230 UTC
by ChrisSmolinski
UNID 6930

Started by DOCTOR

0 Replies
1157 Views
Last post December 18, 2009, 2228 UTC
by DOCTOR
15 Replies
1280 Views
Last post August 12, 2023, 0147 UTC
by William Hassig
5 Replies
544 Views
Last post November 17, 2023, 2352 UTC
by Chuck54
3 Replies
1219 Views
Last post June 15, 2012, 1919 UTC
by Sealord
1 Replies
945 Views
Last post September 20, 2016, 2027 UTC
by jFarley
2 Replies
689 Views
Last post October 31, 2020, 1935 UTC
by Arnold Layne
2 Replies
1342 Views
Last post December 21, 2013, 2300 UTC
by ChrisSmolinski
UNID 6930 AM

Started by Shawndx

4 Replies
2048 Views
Last post January 09, 2012, 0449 UTC
by RadioAnarchy
0 Replies
368 Views
Last post August 08, 2022, 0116 UTC
by TheHappyWanker
0 Replies
765 Views
Last post April 10, 2014, 0146 UTC
by Rockpicker
1 Replies
927 Views
Last post November 09, 2015, 0017 UTC
by ChrisSmolinski
3 Replies
1553 Views
Last post September 05, 2014, 1238 UTC
by ChrisSmolinski
1 Replies
1064 Views
Last post September 18, 2012, 0218 UTC
by jFarley
10 Replies
1635 Views
Last post May 06, 2018, 1453 UTC
by ChrisSmolinski
3 Replies
614 Views
Last post February 14, 2022, 0016 UTC
by rpjjpr
0 Replies
473 Views
Last post March 04, 2018, 1608 UTC
by ChrisSmolinski

 

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