|
|
National Union 6SL7GT / VT-229 - gray glass
|
|
1 in stock
Item Number: 660VT
Manufacturer: National Union
|
This rare early 1950s military spec National Union 6SL7GT / VT-229 tube has a bottom getter and gray glass. The black base has silver print with the National Union logo and reads "JAN-CNU-6SL7GT VT-229."
Tubes tests as new with balanced sections and very low noise. It ships in a new white box with test results for current draw (mA) and transconductance (Gm).
|
This 1955 RCA 6SL7GT tube has gray glass and a bottom getter. The black base has silver print with the RCA logo. Tube tests as new.
|
The 1954-56 RCA 6SL7GT tubes in this precisely matched pair have gray glass and bottom getters. The silver print on their bases has the RCA logo. Both tubes test as new with low noise. They are matched for both current draw (mA) and Gm.
|
This 1950s military spec Sylvania 6SL7GT / VT-229 tube has round black plates and a bottom getter. The black base has white print that reads "JAN-CHS-6SL7GT VT-229." Tube tests as new with balanced sections and low noise.
|
|
TC Tubes specializes in precision testing and matching of vintage and new production vacuum tubes for guitar & bass players, audiophiles, and DIY tube audio enthusiasts. Our website features secure payment options and fast, convenient shipping around the world.
|
|