![Sylvania ONE (1) JAN-CHS-7F8W Double Triode (like 12AT7) Loktal tNOS TESTED Vacuum Tube Audio 1945-1 | Reverb France Sylvania ONE (1) JAN-CHS-7F8W Double Triode (like 12AT7) Loktal tNOS TESTED Vacuum Tube Audio 1945-1 | Reverb France](https://rvb-img.reverb.com/image/upload/s--gKCijmby--/f_auto,t_large/v1652889128/hjuxxmoizryhbgoacx4p.webp)
Sylvania ONE (1) JAN-CHS-7F8W Double Triode (like 12AT7) Loktal tNOS TESTED Vacuum Tube Audio 1945-1 | Reverb France
![Sylvania etc. Pair (2) 7F8 Double Triode (like 12AT7) Loktal tNOS TESTED Vacuum Tubes Audio 1945-195 | Reverb Sylvania etc. Pair (2) 7F8 Double Triode (like 12AT7) Loktal tNOS TESTED Vacuum Tubes Audio 1945-195 | Reverb](https://rvb-img.reverb.com/image/upload/s--RaEMYUnE--/t_card-square/v1652889340/p45ubtctk172cxtgnhmg.webp)
Sylvania etc. Pair (2) 7F8 Double Triode (like 12AT7) Loktal tNOS TESTED Vacuum Tubes Audio 1945-195 | Reverb
![Sylvania etc. Pair (2) 7F8 Double Triode (like 12AT7) Loktal TESTED Vacuum Tube Audio 1945-1955 | Reverb France Sylvania etc. Pair (2) 7F8 Double Triode (like 12AT7) Loktal TESTED Vacuum Tube Audio 1945-1955 | Reverb France](https://rvb-img.reverb.com/image/upload/s--kTyYcJVM--/f_auto,t_large/v1652889368/i4qzqmqwzjno7so9eazi.webp)
Sylvania etc. Pair (2) 7F8 Double Triode (like 12AT7) Loktal TESTED Vacuum Tube Audio 1945-1955 | Reverb France
![Insulin Monoclonal Antibody (7F8 (E6E5)), Invitrogen™ 200 μg; Unconjugated Primary Antibodies IgY to Interferon | Fisher Scientific Insulin Monoclonal Antibody (7F8 (E6E5)), Invitrogen™ 200 μg; Unconjugated Primary Antibodies IgY to Interferon | Fisher Scientific](https://assets.fishersci.com/TFS-Assets/BID/product-images/primary-antibody-image.jpg-650.jpg)
Insulin Monoclonal Antibody (7F8 (E6E5)), Invitrogen™ 200 μg; Unconjugated Primary Antibodies IgY to Interferon | Fisher Scientific
![7F8 High Frequency Twin Triode Tube. Designed for use as a grounded grid radio frequency amplifier or as a frequency converter at frequencies up to 300 mc. MFR: GE, RCA, Tung Sol. 7F8 High Frequency Twin Triode Tube. Designed for use as a grounded grid radio frequency amplifier or as a frequency converter at frequencies up to 300 mc. MFR: GE, RCA, Tung Sol.](https://media.rfparts.com/media/catalog/product/cache/1/image/9df78eab33525d08d6e5fb8d27136e95/7/f/7f8_rca_1.jpg)