TESTED: 45mA ±5%. EL84 Output pentode. You will get exactly what you see in the photo.
Lot of 3 Mix Brand 807 Tested Good Tube
Lot of 3 Mix Brand 807 Tested Good Tube
ONE GE 6072 Tube /Amplitrex 👍/ 12AY7 /O Getter Black Plate
Tested on Amplitrex AT-1000 computerized tube tester (fixed bias mode). O getter halo. Green GE lettering Made in USA. ONE GE 6072A tubes. NO SHORTS / ZERO GAS. 2.6 mA / 3.1 mA Plate Current Emissions ( iP ).
Lot Of 10 Vintage 6SN7GT 6SN7GTB Radio Vacuum Tubes Test Good Various brands
6SN7 tubes(10). All tested good on my Dyna-Jet 666.
Rare GE 12AY7 SELECTED Tube Lear Aviation Black Plate D-Get Fender Champ L@@K!
Here we have for sale is a very rare special quality GE 12AY7 SELECTED tube made by GE which was graded and supplied to Lear Aviation for use in the aerospace field for critical use applications. Top quality low noise tube.
4PCS EL84 / 6BQ5 TELAM QUAD PENTODE TUBES! USED! TESTED! RARE!
Output pentode. All tubes Ia=47-49 mA. Australia, New Zeland. USA, Canada. Socket type. Microphnic noise,mV. Steepness,mA/V.
RCA 10Y TUBE IN BOX SPRING FILAMENTS TESTS 97%
RCA 10Y Tube. The minimum for a good 10Y on TV/7 is 38. Tube #1 = 56 (Approx 97%). Years ago, I put away a bunch of great Tubes. Ladder Plate Good Glow. There are tens of thousands of tubes there. Made in the USA.
RCA 807 Tube – Untested
RCA 807 tube, untested. May or may not function.
RCA 807 Tube – Untested
RCA 807 tube, untested. May or may not function.