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Source ........................................ TungSol
Miniature type used as combined audio amplifier, AM detector and FM detector in AM/FM radio receivers.. Requires miniature 9-contact socket.
Source ........................................ TungSol
Bulb .......................................... T-5 1/2
Base Type ..................................... Miniature Button 7-Pin
EIA Outline ................................... 5-2
EIA Base ...................................... 9E
Mounting Position ............................. Any
Source ........................................ TungSol
Heater Voltage ................................ 6.3 V
Heater Current ................................ 0.45 A
Diode 1
Source ........................................ TungSol
Output ........................................ 3.8 pf
Diode 2
Source ........................................ TungSol
Output ........................................ 4.5 pf
Diode 3
Source ........................................ TungSol
Output ........................................ 3.8 pf
Triode
Source ........................................ TungSol
Input ......................................... 1.6 pf
Output ........................................ 1 pf
Grid to Plate ................................. 2.2 pf
Triode
Source ........................................ TungSol
Plate Voltage ................................. 300 V
Plate Dissipation ............................. 1.0 W
Class A Amplifier
Source ........................................ TungSol
Plate Voltage ................................. 100 V
Grid No. 1 Voltage ............................ -1 V
Amplification Factor .......................... 70
Plate Resistance (approx) ..................... 54K Ω
Transconductance .............................. 1300 µ
Plate Current ................................. 0.8 mA
Class A Amplifier
Source ........................................ TungSol
Plate Voltage ................................. 250 V
Grid No. 1 Voltage ............................ -3 V
Amplification Factor .......................... 70
Plate Resistance (approx) ..................... 58K Ω
Transconductance .............................. 1200 µ
Plate Current ................................. 1 mA
If you are uncertain about the EIA designator for a particular tube please use the "Index" button to list all the tubes in the database. You can click on the designator for the closest tube.
(c) 1994-2021 by William A. Beech, NJ7P
Sun, 05 Feb 2023 20:44:24 -0700