NJ7P SQL Tube Database Query

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6HQ6
Pentode

EIA Base & Outline

EIA Base: 7CMEIA Bulb: 5-2

Substitute Data

Preferred Substitutes ......................... 6BZ6 6CB6 6KD6
Substitutes ................................... 6BJ6 6CF6 6DE6 6EW6 6GM6 6JH6 6JK6
Source ........................................ GE - 1973

Mechanical Data

Source ........................................ GE - 1973
Bulb .......................................... T-5 1/2
EIA Outline ................................... 5-2
EIA Base ...................................... 7CM

Electrical Data

Source ........................................ GE - 1973
Heater Voltage ................................ 6.3 V
Heater Current ................................ 0.3 A

Direct Interelectrode Capacitances (approx)

Pentode
Source ........................................ GE - 1973
Input ......................................... 7.8 pf
Output ........................................ 3.0 pf
Grid to Plate ................................. 0.016 pf

Maximum Ratings (Design Center Values)

Pentode
Source ........................................ GE - 1973
Plate Voltage ................................. 330 V
Grid No. 2 Voltage ............................ 330 V
Plate Dissipation ............................. 2.4 W
Grid No. 2 Dissipation ........................ 0.65 W

Characteristics and Typical Operation

Class A Amplifier
Source ........................................ GE - 1973
Plate Voltage ................................. 125 V
Grid No. 2 Voltage ............................ 125 V
Grid No. 1 Voltage Derived from
Cathode Bias Resistor ...................... 56 Ω
Plate Resistance (approx) ..................... 220K Ω
Transconductance .............................. 10500 µMho
Plate Current ................................. 15 mA
Grid No. 2 Current ............................ 3.8 mA

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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.

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This database contains data on thousands of tubes. Every effort has been made to insure the accuracy of this reference, however, I assume no liability for the results of using information contained herein.

Other Tube Search Engines:
Frank's Electron Tube Pages

Complete Tube Manuals:
Tube Manual Index from NJ7P

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(c) 1994-2021 by William A. Beech, NJ7P

Mon, 03 Oct 2022 03:41:55 -0700