Made in USA by RCA.
One of great version of DHT power tube.
More power than 2A3 with super sounding. Very best.
Muddy black plate. Big balloon body. Bottom Pan-Getter
Used but tested like new and matched (less than 2 %)

Made in USA by Sylvania.
One of great version of DHT power tube.
Muddy black plate.

Nos in original box.

Made in USA by Sylvania.
One of great version of DHT power tube.
More power than 2A3 with super sounding. Very best.
Muddy black plate. Big balloon body. Bottom Cup-Getter.
Nos in original box.

Made in USA by Western Electric.

Ceramic base. Muddy black plate. Bottom Pan-Getter

Nos, never been used but no box. Matched pair are available.

Made in USA by Hytron.
One of great DHT power tube. Muddy black plate.
This type can be direct replace for VT-25 / 10Y with more power output.

Nos in original box. Matched pair are available.

Made in USA by RCA.
One of great DHT power tube.
Muddy graphite smooth plate. Ceramic base version
This type can be direct replace for VT-25 / 10Y with more power output.
Used but test very good as new. Matched pair are available.