Both tested and matched using an Amplitrex AT1000 tube tester with the following results (as photographed): Tube 1- 81% ip 91% gm Tube 2- 86% ip 91% gm
Pair Sylvania 6L6G Smoke Glass Vacuum Tubes Amplitrex Tested Strong
6L6G TUNG-SOL RE-ISSUE MATCHED PAIR NEW BOXED VALVE TUBE
Matched Pair RCA Radiotron 6L6G Vacuum Tubes Amplitrex Tested NOS #1
Sylvania 6SN7 6SN7GTA Chrome Top Long Bottle Black Plate Matched Pair
JAN-CHS-6SN7GT MATCHED PAIR NOS VT-231 Sylvania NOS 2-Hole Black T 6SN7GT 110%
LOT OF 2 - MATCHED NOS SYLVANIA - JAN 5998A - VACUUM TUBES -TV7 TESTED V-STRONG
