1 X E83CC SIEMENS TUBE. 1960s PROD. 3M. BALANCED TRIODES. HIGH GAIN. 74. CH166

1 X E83CC TUBE. GRAY PLATES, HALO GETTER, 3 MICA, HIGH GAIN, PERFECT BALANCED TRIODES. 1960s PRODUCTION. TESTED IN AMPLITREX AT1000 TUBE TESTER.

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