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
N&O #236

Started by Ary-B

0 Replies
1443 Views
Last post June 07, 2017, 1817 UTC
by Ary-B
S06

Started by Ary-B

0 Replies
1361 Views
Last post April 13, 2014, 1759 UTC
by Ary-B
G06

Started by Ary-B

0 Replies
1274 Views
Last post July 21, 2014, 0802 UTC
by Ary-B
HM02

Started by Ary-B

0 Replies
1054 Views
Last post June 30, 2016, 1743 UTC
by Ary-B
M12

Started by Ary-B

0 Replies
1746 Views
Last post March 10, 2018, 0832 UTC
by Ary-B
yesterday's E07

Started by Ary-B

0 Replies
1486 Views
Last post March 30, 2017, 1442 UTC
by Ary-B
V24 V15

Started by Ary-B

2 Replies
1570 Views
Last post November 22, 2018, 1555 UTC
by sat_dxer
M42c

Started by Ary-B

0 Replies
1098 Views
Last post March 25, 2016, 1533 UTC
by Ary-B
HM01

Started by Ary-B

6 Replies
3296 Views
Last post April 30, 2019, 2234 UTC
by shadypyro
M12

Started by Ary-B

0 Replies
1291 Views
Last post July 21, 2014, 1643 UTC
by Ary-B
XPA

Started by Ary-B

0 Replies
1092 Views
Last post June 30, 2016, 1743 UTC
by Ary-B
Numbers logs

Started by Ary-B

0 Replies
2199 Views
Last post October 23, 2014, 0541 UTC
by Ary-B
Morning logs

Started by Ary-B

0 Replies
1116 Views
Last post June 23, 2018, 1133 UTC
by Ary-B
M51 and M51a

Started by Ary-B

0 Replies
1115 Views
Last post September 17, 2018, 0914 UTC
by Ary-B
N&O 195

Started by Ary-B

0 Replies
1410 Views
Last post January 03, 2014, 1236 UTC
by Ary-B
M08a

Started by Ary-B « 1 2 3 4 5 6 »

85 Replies
20854 Views
Last post February 11, 2019, 1807 UTC
by sat_dxer
Odd F11

Started by Ary-B

0 Replies
1337 Views
Last post June 22, 2017, 0651 UTC
by Ary-B
POL FSK

Started by Ary-B

5 Replies
2607 Views
Last post March 28, 2016, 1737 UTC
by Ary-B
N&O #242

Started by Ary-B

0 Replies
1212 Views
Last post December 04, 2017, 1335 UTC
by Ary-B
Logs

Started by Ary-B

0 Replies
1254 Views
Last post July 22, 2014, 0800 UTC
by Ary-B

 

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