Matched Pair Tung-Sol 6SD7 6SD7GT Vacuum Tubes NOS-Testing 6H6 Milspec It is globe / Balloon-shaped

It is globe / Balloon-shaped

I listened to them in one of my Radio Craftsmen RC-2 monoblock amplifiers with U2's "Achtung Baby" and they sounded great

They are dead quiet when the preamp is muted and sound good even with 6

This LP is in excellent shape with an occasional pop and tick

Matched Pair Tung-Sol 6SD7 6SD7GT Vacuum Tubes NOS-Testing 6H6 Milspec It is globe / Balloon-shapedThis new old stock testing matched pair of Tung Sol MANUFACTURED 6SD7GT pentodes was tested on our Paul Hart calibrated TV7 for shorts, gas and transconductance. There were no shorts or gas. Transconductance measured 21 for Tube One (Emerson BRANDED) and 24 for Tube Two where minimum (65%) is 15 and 100% is 23. I am playing them in my Musical Paradise MC 3 single ended integrated amplifier as I write with Aimee Mann's seminal "Magnolia" album and it