This listing is for ONE Amperex 12AU7/ECC82 Vacuum Tube made in Heerlen, Holland in 1957 (Labeled as Rogers with Delta Code indicating Holland Manufacture).Holy Grail, extremely rare and sought-after D-Getter with Foil Strip. Etched Date code: Delta 7I (September 1957) Tubes are fully tested by precision calibrated Hickok 539C tube tester. No shorts, leakage or gas. Play tested in my preamp and works perfectly with no issues whatsoever. It measures strong at 2400/2600 (minimum good is 1950) USPS First Class mail shipping with tracking within US will be $5 for this tube. Payment by check or money order (no Paypal please). Local pickup with cash is welcome. I have over 400 100% positive feedback on Audiogon with the same member ID - "sojs", so buy with confidence.
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