their telegraph transmission, heard 1972 in 12 MHz (but problems
with the recording tape) (rb)
friendly letter from the spanish telephone company CTNE (rb,
1973)
this letter looks quite different, received by Frank Schüttig
in 1974
a PPC for medium frequency telegraphy (Peter Conway, 1987)
picture taken in 2004: the antennas close to Santa Cruz de Tenerife
(rb)
------------------------------------------------------------
Callsigns:
EAT *
Frequencies Voice:
1719
2182
2606
Frequencies Morse Telegraphy:
448
500
13092