NJ7P SQL Tube Database Query

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6519
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 Base ...................................... 512AX

Electrical Data

Filament Voltage .............................. 1.25 V
Filament Current .............................. 0.01 A

Maximum Ratings (Design Center Values)

Pentode
Plate Voltage ................................. 30 V
Grid No. 2 Voltage ............................ 30 V

Characteristics and Typical Operation

Class A Amplifier
Plate Voltage ................................. 22.5 V
Grid No. 2 Voltage ............................ 22.5 V
Grid No. 1 Voltage ............................ 0 V
Plate Resistance (approx) ..................... 300K Ω
Transconductance .............................. 450 µ
Plate Current ................................. 0.4 mA
Grid No. 2 Current ............................ 0.1 mA
Load Resistance ............................... 100K Ω
Power Output (approx) ......................... 0.0015 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

Sat, 02 Jul 2022 08:16:18 -0700