True NOS NIB RCA USA 1626 Black Plate D Getter Vacuum Tube - VIVA TUBES
1626 RCA, National Beam Power Amplifier Tube. Transmitting triode for oscillator applications requiring unusually stable characteristics. MFR: RCA, National Union. SKU: 1626. New old stock. No longer available for export.
What tube is 1626? | Audiokarma Home Audio Stereo Discussion Forums
1626 TRIODE / VT-137 / CV1755 Western Electric USA. Laboratorio Musicale
Toolshed Darling 1626 SET Amplifier - Reviews | Headphone Reviews and Discussion - Head-Fi.org