Matched Quad RCA 2E26 Vacuum Tubes NOS-Testing Lot Of Four Marshall All measured 1950 micromhos where

All measured 1950 micromhos where new/nominal is 2000 and minimum (65%) is 1300

5 inches in circumference

5 out of ten for sonic quality

This lot of five US-made black plate

new in box Raytheon 6BA11 tubes tested to spec on our Paul Hart-calibrated TV7/U

Matched Quad RCA 2E26 Vacuum Tubes NOS-Testing Lot Of Four Marshall All measured 1950 micromhos whereThis new old stock TESTING matched quad of RCA 2E26 tubes was tested on our Paul Hart calibrated TV7 U for shorts, gas and transconductance. There were no shorts or gas and they measured as follows: 64, 64, 64 and 67 where minimum (65%) is 44 and 100% is 68. These tubes are well made with eight wire snubbers per tube for increased mechanical rigidity and the suppression of microphony. They also have black plates and Micanol bases. WE HAVE SCORES OF