United Electron 31LQ6 Vacuum Tube Valve NOS NIB October 10 2024

United Electron 31LQ6 Vacuum Tube Valve NOS NIB October 10 2024This new old stock, new in box United Electron 31LQ6 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

This book -- and its dust jacket -- is in very good condition

a goal-post getter and excellent flashing

steel plates and steel support rods

This Groove Tube GT-ECC83-S / ECC83 / 12AX7 dual triode was tested on our Paul Hart-calibrated TV7/U for shorts

gas and transconductance on our Paul Hart-calibrated TV7/U and measured as follows:

new in box milspec RCA JAN-CRC-884 / VT-222 tubes tested to spec on our Paul Hart-calibrated TV7/U

and Tube One has a TE4 date code

9 milliamps where new 6L6GCs typically test with plate current from the low 20s to mid 30s and transconductance from 2200 micromhos or so

The GM-LABELED ones all have 312 Sylvania EIA codes

matched pair of GE 6SJ7s was tested on our Paul Hart-calibrated TV7/U for shorts

There were no shorts or gas

new in box United Electron 31LQ6 tube tested to spec on our Paul Hart-calibrated TV7/U