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
1214 Views
Last post July 22, 2015, 2100 UTC
by Oliver
Reuters article on shortwave

Started by Fansome

2 Replies
2746 Views
Last post January 22, 2009, 1636 UTC
by bobby_blaze
4 Replies
2124 Views
Last post November 04, 2011, 2247 UTC
by cmradio
0 Replies
1534 Views
Last post March 03, 2012, 1240 UTC
by Fansome
Resurrect Dead

Started by Fansome

4 Replies
1964 Views
Last post April 21, 2012, 0143 UTC
by Pigmeat
10 Replies
2553 Views
Last post December 14, 2018, 2241 UTC
by moof
0 Replies
1766 Views
Last post May 20, 2010, 2116 UTC
by Fansome
4 Replies
2620 Views
Last post August 27, 2012, 1810 UTC
by Jolly Roger
0 Replies
991 Views
Last post October 23, 2017, 1640 UTC
by ka1iic
Require FM radios in phones?

Started by Fansome

4 Replies
2088 Views
Last post August 22, 2010, 1933 UTC
by Fansome
0 Replies
1890 Views
Last post December 25, 2011, 1418 UTC
by Andrew Yoder
9 Replies
3691 Views
Last post July 24, 2010, 1417 UTC
by SW-J
20 Replies
5697 Views
Last post December 23, 2016, 1644 UTC
by Josh
16 Replies
3154 Views
Last post January 24, 2020, 0224 UTC
by East Troy Don
1 Replies
2278 Views
Last post November 12, 2011, 0848 UTC
by cmradio
2 Replies
1958 Views
Last post July 30, 2019, 1156 UTC
by CoolAM Radio
Renegade Radio QSL

Started by rdla4

0 Replies
1453 Views
Last post January 02, 2012, 2012 UTC
by rdla4
0 Replies
1537 Views
Last post November 06, 2011, 1434 UTC
by Sealord
0 Replies
1734 Views
Last post September 27, 2011, 1304 UTC
by DimBulb
0 Replies
2157 Views
Last post September 13, 2011, 2337 UTC
by corq

 

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