Antique Radio Forums • View topic - 40 volt ECL82 amp?
Low Voltage (60V) Stereo Tube Amplifier for Dummies (2+2W) | Page 6 | diyAudio
Sylvania ONE (1) JAN-CHS-28D7 Double Beam Power Loktal tNOS TESTED Vacuum Tube Sperry Audio 1939-195 | Reverb
Avec un tube 28D7? - Technique - Forum Retrotechnique
Sylvania ONE (1) JAN-CHS-28D7 Double Beam Power Loktal tNOS TESTED Vacuum Tube Sperry Audio 1939-195 | Reverb Italia
28D7 Double Beam Tetrode Tube. Designed to function as a class A audio amplifier with an output of 175mW. MFR: GE. SKU: 28D7. New old stock. No longer available for export.
LOT DE 10 lampes 28D7 NIB NOS EUR 15,00 - PicClick FR
28D7
28D7 Z&I Aero LOGO 2 Nib AUDIO PENTODE TUBE VALVE Nos | eBay