Sylvania 8BQ11 Vacuum Tube Valve NOS NIB Eroica Tube Two is a bit

Tube Two is a bit microphonic and it is therefore recommended that this matched pair not be used in areas with excessive vibration

035 and 226 date codes

" Tube one has a brown base and 59-43 date codes while Tube Two has 1-17 date codes and a black base

(New EL84s typically test from the mid 20s to mid 30s with transconductance from 7000 micromhos

Sylvania 8BQ11 Vacuum Tube Valve NOS NIB Eroica Tube Two is a bitThis new old stock, new in box Sylvania 8BQ11 tested to spec on our Paul Hart calibrated TV7 U. BECAUSE OF THE BIZARRE, INTRUSIVE AND DRACONIAN GERMAN PACKAGING REGULATIONS AND THE SEVERE FINES AND PRIVACY INTRUSIONS ASSOCIATED WITH THEM WE NO LONGER SHIP TO GERMAN ADDRESSES. WE WILL HAPPILY SEND YOUR PACKAGE TO A NEIGHBORING COUNTRY OR MAKE SUITABLE ARRANGEMENTS. IN 2021 WE PURCHASED 150,000 VACUUM TUBES. IF IT'S NOT LISTED, WE PROBABLY HAVE IT.