The very rare 1961 NOS Amperex 1000B Rectifier "Frosty" Tube w/Black Ceramic Plate Anode Cap and included socket saver. That must have set you back a pretty penny.
The very rare 1961 NOS Amperex 1000B Rectifier "Frosty" Tube w/Black Ceramic Plate Anode Cap and included socket saver. That must have set you back a pretty penny.
Where the $$$ comes in is the liquid getter solution inside Frosty. That's why there is no 'halo' / 'D' / 'square' / 'windmill' getter holder -- along the inside or up top. Also, despite being a Frosty, since it is used at 'room temperature', cryogenic treatment was needed to make Frosty 'feel at home'. This was: more $$$.
Where the $$$ comes in is the liquid getter solution inside Frosty. That's why there is no 'halo' / 'D' / 'square' / 'windmill' getter holder -- along the inside or up top. Also, despite being a Frosty, since it is used at 'room temperature', cryogenic treatment was needed to make Frosty 'feel at home'. This was: more $$$.
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