NJ7P SQL Tube Database Query

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6M8G
Diode - Triode - Pentode

EIA Base & Outline

Mechanical Data

Source ........................................ ARRL HB - 1947
EIA Base ...................................... 8AU

Electrical Data

Source ........................................ ARRL HB - 1947
Heater Voltage ................................ 6.3 V
Heater Current ................................ 0.6 A

Characteristics and Typical Operation

Triode Class A Amplifier
Source ........................................ ARRL HB - 1947
Plate Voltage ................................. 100 V
Plate Resistance (approx) ..................... 91K Ω
Transconductance .............................. 1100 µ
Plate Current ................................. 0.5 mA

Pentode Class A Amplifier
Source ........................................ ARRL HB - 1947
Plate Voltage ................................. 100 V
Grid No. 2 Voltage ............................ 100 V
Grid No. 1 Voltage ............................ -3.0 V
Plate Resistance (approx) ..................... 200K Ω
Transconductance .............................. 1900 µ
Plate Current ................................. 8.5 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

Fri, 24 Jun 2022 18:58:27 -0700