7199 SYLVANIA Gray Plates OR Getter Matched Pair Tubes Made in USA – Vacuum Tubes Treasures
T113 Double Getter Tube. A vacuum radio tube by WF Berlin/Germany #18997 | M-Ware
6CA4 ( EZ81 ) NOS NIB PHILIPS O Getter Tube Rectifier – Vacuum Tubes Treasures
Tung Sol 12AT7 vacuum tube black plates square getter ring - Etsy.de
Tung Sol 12AT7WA vacuum tube square getter ruggedized - Etsy.de
5751 GE NOS NIB Five Stars Gray Plates O Getter Tested Tubes Made in U – Vacuum Tubes Treasures
Notes on the Getter, February 1958 Radio-Electronics - RF Cafe
How Tubes Work
4x 12E1 tube CV345 NOS brown base cup getter ( for KT88 Mazda ) in Saarland - Merzig | Weitere Audio & Hifi Komponenten gebraucht kaufen | eBay Kleinanzeigen
Getter Materials
Induction Getter Firing Equipment | RDO Induction, Inc.
ECH84 Triode-Heptode, mesh getter. A vacuum radio tube #20134 | M-Ware
6X4 ( EZ90 ) RCA Black Plates O Getter Tube Rectifier Made in USA – Vacuum Tubes Treasures