here is a voice recording from Willi Passmann, annoucing the
end of guarding voice frequencies (1977)
in 1987, Andy Stumpf made
this recording of the telegraph signal
202218z Sep 2004, 6501,0
kHz, J3E-U (running approx. 40 mins. size 6 MByte) (by ti25)
in 2007, they were still on the air with this idle marker in
CW and SITOR (rb)
a short verification letter from 1973 (rb)
Frank Schüttig received this friendly letter in 1975
QSL card from the collection of Willi Passmann (1978)
a very detailed reception confirmation from 1986 (rb)
very nice QSL-card from 1993
(Udo Rostalski)
new picture card (Tom Rösner)
QSL letter from Virginia,
verifying FAX transmission from Louisiana
(Mauro Giroletti, 2005)
------------------------------------------------------------
Callsigns:
NMN
Frequencies Voice:
2182
2670
3122
4426
5692
5693
5696
6501
6506
6550
7529
8764
8765.4
8983
8984
11201
11202
11476
12149
12788
13089
13113.2
16587.1
17314
Frequencies Morse Telegraphy:
4001
7705
8465
8471
12718.5
13718.5
16189.5
16976
17151.2
22545
Frequencies Radioteletype:
518
4212
6265
6316
6323.5
6496
7766
8426
8426.3
8428
9125.5
11435.8
12579
12592.5
12819.5
12952.5
16090
16819.5
17001.7
17534
22389.5
22987.6
Systems used:
50 Bd
75 Bd
SITOR