6F6=VT-66 RCA metal can NOS 1940's (40.5ma)
![NOS RCA USA 1621 [Hi-Fi 6F6] Metal Vacuum Tube 100+% | Reverb](https://images.reverb.com/image/upload/s--Mo-eKAqT--/t_card-square/v1660233637/m0rqs9e2dkde8of1uizy.jpg "NOS RCA USA 1621 [Hi-Fi 6F6] Metal Vacuum Tube 100+% | Reverb")
NOS RCA USA 1621 [Hi-Fi 6F6] Metal Vacuum Tube 100+% | Reverb
Tests NOS Matched Pair Ken-Rad USA 6F6 Metal Rust Vacuum Tubes - VIVA TUBES
RCA 6F6 G Vacuum Tube Radiotron Electron Tube NIB | #127958232
GE 6F6 Vacuum Tube Metal Pentode Output Tube Original Box - Etsy UK
6F6-GT Vacuum Tube | eBay
Jj 6v6s Slovakia Vacuum Tube Replace All Brands 6v6 6v6gt 6p3p 6f6 6n6c Power Tube Factory Test And Match - Home Theater Amplifiers - AliExpress
D-lab Raven 6F6 3 watt tube guitar amp head Black Wrinkle cabinet Vintage tone Boutique #2 | Reverb | Guitar amp, Tube, Watt
6F6 - doctsf.com, base documentaire lampes (tubes)
2 PCS 6F6S ( 6F6G,6F6G,6F6,6Ф6) NEW VACUUM TUBE USSR VINTAGE FONON SAME DATE68's | eBay
QST Magazine in the 1940s – Preservation Sound
6F6, Tube 6F6; Röhre 6F6 ID598, Vacuum Pentode | Radiomuseum.org
6F6G, Tube 6F6G; Röhre 6F6G ID3128, Vacuum Pentode | Radiomuseum.org
1pcs - 6F6 Vacuum Tube Untested | eBay
Push-pull 6F6S (6F6) Tube Amplifier with EСС82 input - DIY Audio Projects Photo Gallery
6F6 @ The Valve Museum
RCA USA 6F6 Metal Vacuum Tube 75% - VIVA TUBES
6F6 Vacuum tube – Victory Glass Jukeboxes and Reproduction Parts
6f6 tube for sale | eBay
6F6, Tube 6F6; Röhre 6F6 ID598, Vacuum Pentode | Radiomuseum.org
6V6 - Wikipedia
Vacuum Tube - 6F6, Pentode, Power | Antique Electronic Supply
