NJ7P SQL Tube Database Query

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6J9
High-Mu Triple Triode

EIA Base & Outline

Application

Source ........................................ GE - 1973
Miniature type used as vhf rf amplifiers, oscillators and mixers. This tube uses a small button miniature 9-pin base with the addition of a center pin. Requires miniature 10-contact socket.

Mechanical Data

Source ........................................ GE - 1973
Bulb .......................................... T-6 1/2
EIA Outline ................................... 6-13
EIA Base ...................................... 10G

Electrical Data

Source ........................................ GE - 1973
Heater Voltage ................................ 6.3 V
Heater Current ................................ 0.45 A

Maximum Ratings (Design Center Values)

Triode
Source ........................................ GE - 1973
Plate Voltage ................................. 330 V
Plate Dissipation ............................. 2.0 W

Characteristics and Typical Operation

Class A Amplifier
Source ........................................ GE - 1973
Plate Voltage ................................. 125 V
Grid No. 1 Voltage ............................ -1 V
Amplification Factor .......................... 57
Plate Resistance (approx) ..................... 11000 Ω
Transconductance .............................. 5200 µ
Plate Current ................................. 6 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

Wed, 29 Mar 2023 06:34:32 -0700