Use:
Glass tube used as resistance-coupled or impedance-coupled amplifier in battery-operated receivers.
Notes: Requires a 4- pin socket.
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Name: 40 Use: Glass tube used as resistance-coupled or impedance-coupled amplifier in battery-operated receivers. Notes: Requires a 4- pin socket. |
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40 Medium-Mu Triode Data Source= RC-15 Heater or Filament Voltage= 5 volts Heater or Filament Current= 0.25 amperes EIA Base= 4D Substitutes. . . . . . . . . None |
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Typical Operation as a Receiving Tube Description Ep Eg Es Is Ip Rp TC AF Zl PO -------------------------------------------------------------------- Class A Amplifier 180 -3 - - 0.2 150K 200 30 - - Class A Amplifier 135 -1.5 - - 0.2 150k 200 30 - - |