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Name: UV99 Use: Detector Amplifier Triode. 1920's vintage tube. Some pin style variations. Electrically the same as UX99 Notes: Requires a 4- pin socket. |
UV99 Detector Amplifier Triode Data Source . . . . . . . . . . Collins 1940 Heater or Filament Voltage. . . 3.3 volts Heater or Filament Current. . . 0.06 amperes EIA Base. . . . . . . . . . . . 4E Substitutes . . . . . . . . . . UX99 |
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Typical Operation as a Receiving Tube Description Ep Eg Vs Is Ip Rp TC AF Zl PO =================================================================== Class A Amplifier 90 -4.5 - - 2.5 15.5K 425 6.6 - - |