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

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

$ 59.99
(!!!!) (Best Pair) 6CA4 RFT East Germany (Funkwerk) NOS 1970's (49/40 and 50/40 x 2 tubes) 1% matched

(!!!!) (Best Pair) 6CA4 RFT East Germany (Funkwerk) NOS 1970's (49/40 and 50/40 x 2 tubes) 1% matched

$ 54.99
(!!!!) (Best Quad) EZ81=6CA4 RFT East Germany (Funkwerk) NOS 1970's (1 quad)

(!!!!) (Best Quad) EZ81=6CA4 RFT East Germany (Funkwerk) NOS 1970's (1 quad)

$ 99.99
(!!!!) (Recommended Pair) 6CA4 RFT East Germany (Funkwerk) NOS 1970's (48-48/40 and 49-49/40)

(!!!!) (Recommended Pair) 6CA4 RFT East Germany (Funkwerk) NOS 1970's (48-48/40 and 49-49/40)

$ 47.99
(!!!!) (Recommended Pair) 6CA4 RFT East Germany (Funkwerk) NOS 1970's (47-48/40 and 48-48/40)

(!!!!) (Recommended Pair) 6CA4 RFT East Germany (Funkwerk) NOS 1970's (47-48/40 and 48-48/40)

$ 49.99
(!!!!) (Recommended Pair) 6CA4 RFT East Germany (Funkwerk) NOS 1970's (49-49/40 and 48-49/40)

(!!!!) (Recommended Pair) 6CA4 RFT East Germany (Funkwerk) NOS 1970's (49-49/40 and 48-49/40)

$ 49.99
(!!!) (Best Value Single) CV4003=12AU7 RFT East Germany NOS 1974 (12.2/12.8ma)

(!!!) (Best Value Single) CV4003=12AU7 RFT East Germany NOS 1974 (12.2/12.8ma)

$ 19.99

(!) (Best Value Single) ECC82=12AU7 Zaerix East Germany NOS 1970's (12.8/12.0ma) (same Gm)

$ 24.99
PCC85=9AQ8 Funkwerk RFT Germany NOS 1958 in white box (12.6/12.4ma)

PCC85=9AQ8 Funkwerk RFT Germany NOS 1958 in white box (12.6/12.4ma)

$ 7.99
PCC85=9AQ8 Funkwerk RFT Germany NOS 1958 in white box (13.5/16.0ma)

PCC85=9AQ8 Funkwerk RFT Germany NOS 1958 in white box (13.5/16.0ma)

$ 7.99
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