TELEFUNKEN ARCOLETTE 3 (Germany 1927)
TUBES : RE054, RE054, RE154 for 4V, or RE052, RE052, RE152 for 2V
FREQUENCY : 1 = 200m to 400m, 2 = 300m to 800m, 3 = 700m to 2000m
POWER SUPPLY : 90VDC and 4VDC or 2VDC for heating
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