Philips Miniwatt SQ "Special Quality" E88CC/6922 O-Getter with Gold Pin Made in Heerlen Holland. Date Code: Delta 2I2 Made in September 1962 in Heerlen Holland. Fully tested by calibrated Hickok 539C tube tester with no shorts, leakage or gas. Measurement: 15200/15500 where minimum good value is 7000 Measures very strong at NOS range! Tightly balanced triodes! Low noise! |
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