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TWO EL84 / 6BQ5 vacuum tube
Tubes test at 12750 and 10660 where 7345 micromhos is pass/fail grade
Amperex bugle boy logo
Rare made in Austria factory
O getter / halo getter
Date code:
rX3 A9E=
A= Made in wiener Factory in Vienna, Austria
9E= 1959 year May
kM4 A6L2=
A= Made in wiener Factory in Vienna, Austria
6L2= 1956 year December week 2
Tested on Amplitrex computerized tube tester (fixed bias mode)
TUBE 1 =12750 micromhos @ 59.4 mA plate current
TUBE 2 =10660 micromhos @ 49.3 mA plate current
Spec values for EL84 = 11300umhos / 48iP
Reject value = 65% of spec
NO SHORTS NO GAS
International shipping may be via fedex or UPS
