(!!!!) (Best Overall Pair) 6CA4 RFT East Germany (Funkwerk) NOS 1970”s (49/40 and 49/40 x 2 tubes) 1% matched Title: 6CA4 RFT East Germany NOS 1970”s pair

1 pair) 6CA4 RFT East Germany (Funkwerk) NOS 1970”s

1 tube) 49/40 and 49/40

1 tube) 49/40 and 49/40

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