Amperex ECC88/6DJ8 A-Frame Dimpled Disc Getter Heerlen Holland in Original Box Box is in poor condition. Label is partially erased from handling. Date code: GAG Delta 5D3 Made in April 1975 in Heerlen Holland Fully tested by calibrated Hickok 539C tube tester with no shorts, leakage or gas. Measurement: 13500/12300 where minimum good value is 7750 Very strong tube! Tested in my preamplifier to make sure working as intended with no issues at all. |
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