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EIA Outline ................................... 6-3
EIA Base ...................................... 9CZ
Heater Voltage ................................ 12.6/6.3 V
Heater Current ................................ 0.4 A
Triode 1
Input ......................................... 4.0 pf
Output ........................................ 0.7 pf
Grid to Plate ................................. 5.5 pf
Triode 2
Input ......................................... 4.0 pf
Output ........................................ 0.65 pf
Grid to Plate ................................. 5.5 pf
Triode 1
Plate Voltage ................................. 300 V
Plate Dissipation ............................. 4.0 W
Triode 2
Plate Voltage ................................. 300 V
Plate Dissipation ............................. 4.0 W
Class A Amplifier
Plate Voltage ................................. 250 V
Grid No. 1 Voltage Derived from
Cathode Bias Resistor ...................... 620 Ω
Amplification Factor .......................... 20
Plate Resistance (approx) ..................... 3400 Ω
Transconductance .............................. 5900 µ
Plate Current ................................. 14.0 mA
For other characteristics and typical operation, see 0.8
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
Thu, 30 Jun 2022 02:53:50 -0700