Made in USA by Sylvania (1970s).
Black plate, Top O-getter.
Good tube.
Nos but no original box. Packed in white box.
Matched pair and quad are available.
Made in USA by Sylvania.
Metal base, half silver tube. Best of 6SN7 ever made in USA. One of the most treasured of the 6SN7 types and are characterized by excellent low level detail resolution, very immediate sounding with a lot of lower level slam. These are the same as the 6SN7W's
Nos but no box. Packed in white box. Matched pair are available
Made in USA by Sylvania (1944).
Metal base, half silver tube. Best of 6SN7 ever made in USA. One of the most treasured of the 6SN7 types and are characterized by excellent low level detail resolution, very immediate sounding with a lot of lower level slam. These are the same as the 6SN7W's
Nos but no box. Packed in white box. Matched pair are available
Made in USA by Sylvania.
Metal Base version, Best of 6SN7 ever made in USA. One of the most treasured of the 6SN7 types and are characterized by excellent low level detail resolution, very immediate sounding with a lot of lower level slam.
Nos but no box. Packed in white box. Matched pair are available.
Made in W.Germany by Telefunken.
One of few Medium-Mu Twin Triode from Telefunken with special logo on the base.
Very rare today. This tube makes balanced sound, smooth and detailed.
Same as 6SN7GTB. This tube is worth collection.
Nos in original box. Matched pair and quad are available.
Made in W.Germany by Telefunken.
One of few Medium-Mu Twin Triode from Telefunken with special logo on the base.
Very rare today. This tube makes balanced sound, smooth and detailed.
This tube is worth collection.
Nos in original box
Made in USA by RCA (1960s).
Muddy black plate, Triple mica and Double D-Getter with five supports.
Most of muddy black plate version are made by RCA.
Very warm sweet sound, great on voices and jazz. Long life tube (10.000 hours)
Ligh used but test excellent. Packed in white box. Matched pair are available.
Made in USA by RCA (1960s).
Muddy black plate, Triple mica and Double D-Getter with five supports.
Most of muddy black plate version are made by RCA.
Very warm sweet sound, great on voices and jazz. Long life tube (10.000 hours)
Nos in original box. Matched pair are available.