Siemens EBF89 EBF-89 6DC8 Mesh Plate Vacuum Tube NOS NIB 6K6 coated glass 50L6GT tubes was

coated glass 50L6GT tubes was tested on our Paul Hart-calibrated TV7/U for shorts

This lot of three GE 12J5 triodes were tested on our Paul Hart-calibrated TV7/U for shorts

New / nominal transconductance is within one standard deviation of 1900

They tested (from left to right

they were very brittle

Siemens EBF89 EBF-89 6DC8 Mesh Plate Vacuum Tube NOS NIB 6K6 coated glass 50L6GT tubes wasThis new old stock, new in box Siemens EBF89 6DC8 tube tested to spec on our Paul Hart calibrated TV7 U. WE HAVE SCORES OF THOUSANDS OF VACUUM TUBES. IF IT'S NOT LISTED, WE MAY HAVE IT. PLEASE ALSO SEE OUT ETSY SISTER SITE "LOWTECHTWOO" AND OR CALL OR TEXT US AT 202 372 6931 IF YOU DO NOT SEE WHAT YOU NEED OR HAVE ANY QUESTIONS. 1. MOST FORMS OF SHIPPING EXCEPT MEDIA MAIL ARE AUTOMATICALLY INSURED UP TO $100. ETSY PURCHASE PROTECTION COVERS ITEMS UP