Russian Folk Songs And Romances The Bolshoi Theatre Orchestra Anton Grigoriev Vinyl LP Melodiya Stereo 33 C20-0614546(a) 33GY7A Compactron Transconductance was 1710 for Tube

Transconductance was 1710 for Tube One and 1960 for Tube Two where new/nominal is within one standard deviation of 1900

new in box GE 21LU8 tubes tested to spec on our Paul Hart-calibrated TV7/U

It measured 82/91 where minimum (65%) is 50/50 and 100% is 77/77

This tube has black plates

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

Russian Folk Songs And Romances The Bolshoi Theatre Orchestra Anton Grigoriev Vinyl LP Melodiya Stereo 33 C20-0614546(a) 33GY7A Compactron Transconductance was 1710 for TubeI just cleaned this album on my VPI 16. 5 record cleaner and then played it on my Rega Planar Three. This album was recorded and manufactured in the Soviet Union! We also have Soviet era tubes to go with it! The performance is excellent and heart felt. There are a few pops and ticks. A 7. 5 to eight out of ten. Selections include "I Go The Road Alone," "My Darling's Ring," "Oh, Yanka. Oh Sweetheart." "A Large Village On My Way," "The Steppe Lies Long