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Pencil type used as UHF ampifier or oscillator.
EIA Base ...................................... 5675
Heater Voltage ................................ 6.3 V
Heater Current ................................ 0.135 A
Triode
Input ......................................... 2.5 pf
Output ........................................ 0.035 pf
Grid to Plate ................................. 1.4 pf
Triode
Plate Voltage ................................. 300 V
Plate Dissipation ............................. 6.25 W
Class A Amplifier
Plate Voltage ................................. 250 V
Grid No. 1 Voltage Derived from
Cathode Bias Resistor ...................... 75 Ω
Amplification Factor .......................... 56
Plate Resistance (approx) ..................... 8625 Ω
Transconductance .............................. 6500 µ
Plate Current ................................. 18 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
Thu, 18 Aug 2022 16:25:07 -0700