11 lightly used Telefunken 12AX7 ECC83 audio tubes with single post halo getters & long ribbed plates. Tested on my Roger Kennedy calibrated Hickok 539C , readings were 1500/.790 mA - 1500/.798 mA , 1500/.780 - 1425/.722 mA, 1600/.907 - 1425/.758 mA, 1400/.845 mA - 1200/.640 mA , 1425/.745 - 1425/.757, 1300/.640 - 1200/.560 mA , 1300/.670 mA - 1375/.721 mA , 1400/.742 - 1500/.843 , 1550/.872 - 1450/.770 mA , 1400/.715 mA - 1500/.780 mA & 1350/.759 - 1550/.902 mA where 875 is the minimum on a Hickok 539C. Excellent getter flashing. NO Shorts or gas. Also tested in an amp for audio quality. Some of the lettering is wiped off, all tubes have the <> on the bottom. All Tubes Always Guaranteed. Check my feedback and bid with confidence. Thanks for looking, Shipping $7.00 to Lower 48 USA States. Email any questions. Sales Tax will be added to the invoice if shipped within California. Local pickup is fine. Check out my other vintage tubes and HI FI equipment in my other listings.
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