NJ7P SQL Tube Database Query

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6526
Power Amplifier Tube

EIA Base & Outline

Application

Subminiature type used as output amplifier in subminiature equipment. Requires either a subminiature socket or direct soldering of the wires from the tube to circuit components.

Mechanical Data

EIA Outline ................................... 2-1
EIA Base ...................................... 512AX

Electrical Data

Filament Voltage .............................. 1.25 V
Filament Current .............................. 0.125 A

Maximum Ratings (Design Center Values)

Pentode
Plate Voltage ................................. 135 V
Grid No. 2 Voltage ............................ 135 V
Plate Dissipation ............................. 1.1 W
Grid No. 2 Dissipation ........................ 0.4 W

Characteristics and Typical Operation

Class A Amplifier
Plate Voltage ................................. 110 V
Grid No. 2 Voltage ............................ 110 V
Grid No. 1 Voltage ............................ -6.0 V
Plate Resistance (approx) ..................... 140K Ω
Transconductance .............................. 1900 µ
Plate Current ................................. 6.5 mA
Grid No. 2 Current ............................ 1.15 mA
Load Resistance ............................... 10K Ω
Power Output (approx) ......................... 0.375 W

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 02:52:26 -0700