Limon Radio :
a recording of the telegraph signal (Andy Stumpf, 1987).
detailed verification letter (rb, 1982)
nice QSL letter from the collection of Frank Schüttig (1976)
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Callsigns:
TEP
TIM
Frequencies Voice:
2182
3980
5360
Frequencies Morse Telegraphy:
4290
4297
6380
8478
8480
13100
13380
16873
17149
22336