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(!!) (Best Overall Pair) 5Y4G Sylvania NOS 1951 (57-52/40 and 56-52/40) (rare)

(!!) (Best Overall Pair) 5Y4G Sylvania NOS 1951 (57-52/40 and 56-52/40) (rare)

$ 69.99

1 pair) 5Y4G Sylvania NOS 1951 original boxes

1 tube) 57/40 and 52/40

1 tube) 56/40 and 52/40

  

(5Y4G/GT=5Y3GT with pin-out scrambled)


- Zenith 5S-250 1938
- Zenith 10S669 1942
- Philco 38-4 radio 1938
- Philco 37-650 1937
- Philco 38-62 1938

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