These are a matched Pair of STC Brimar  12AU7 ECC82 Ribbed Plate Twin triode tubes..  . These tubes were  tested on an AVO 163. The test for a new ECC82  is  10.5/2.2   each side .  These tubes

 

Up for bids is a pair of GE EL84 6BQ5 Tubes. These tubes have a halo getter and copper grid posts. Date codes are KE, HC. Tubes were tested on our calibrated TV-7D/U where 50 is the minimum, these tub

 

Small pair of grille badges that measure 1-11/16 inches wide and 3/8 inches high. One of them has a pin missing on the left side. It is behind the "K" when viewed from the front. Pins are set 7/8 inch

 

THIS TUBE IS SLIGHTLY USED AND TESTED VERY GOOD 105% EMISSIONS STRONG GM THIS TUBE WILL PERFORM EXCELLENT RCA HIGH GRADE 6L6GC TESTED 86 WITH 50 THE MIN ON THE TESTER YOU GET THE TUBE IN THE PICTURE N

 

Japanese NEC 12AD7 tube. Tests very strong. Plate currents at V(p) = 250V and V(g) = -2.00V Triode 1: 1.41mA Triode 2: 1.45mA Standard worldwide shipping is 5 USD, insured shipping is possible, ask me

 

This is for a lot of old picture and radio electron tubes. RCA westinghouse GE realistic sylvania. all have numbers on their boxes except sylvania which is # 5Y3 CT. Shipping is $8.00. outside of USA

 

Super quality 12AU7 made by the French subsidiary of Philips/Mullard. very clean quite pair of tubes excellent in highend audio gear demanding the best.

 

On auction FOUR (4) tubeS type 2A3 made by Tungsram Nos&Nib tubes Never Used, CLEAN Glass, Logo 100% Visible Matched QUARTET ! TUBES TESTED ON FUNKE RPG4/3 Made in Germany WW2! -> NOS NIB tubes

 

Here we have something you do not see any more. This is a New In Box Unbuilt kit of a Dynaco Stereo Pre Amplifier. Model PSA-2X. Not sure how old this is, I would say mid 1960's. I never had one of th

 

3 GE 5670 vacuum tubes test really strongThey all have 2 mica insulators and black plates.They all have 50's date codes. I got these tubes from an engineering friend. He was very picky about marking t