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1 X 6211 TUBE. NEW OLD STOCK.
BRAND: TELEFUNKEN. 1960s PRODUCTION.
GREY PLATES, HALO GETTER, GOLD PIN.
6211 IS A COMPUTER GRADE TUBE ESTRUCTURALY AND ELECTRICALLY IDENTICAL TO ECC802S. HAS DIFFERENT AMPLIFICATION FACTORS: 6211: 27 TO 31; ECC82 / 12AU7: 18 TO 19.
TESTED IN COMPUTERIZED ROEHRENTEST TUBE TESTER:
130/144% 5.99/6.605mA EMISSION (EM) 4.15/4.31mA/V TRANSCONDUCTANCE (GM)
CH164U1
