NJ7P SQL Tube Database Query

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12A8
Pentagrid Converter

EIA Base & Outline

EIA Base: 8AEIA Bulb: 8-4
Source ........................................ Sylvania - 1959

Mechanical Data

Source ........................................ Sylvania - 1959
Bulb .......................................... MT-8
Base Type ..................................... Small Wafer Octal
EIA Outline ................................... 8-4
EIA Base ...................................... 8A
Top Cap ....................................... Miniature
Mounting Position ............................. Any

Electrical Data

Source ........................................ Sylvania - 1959
Heater Voltage ................................ 12.5 V
Heater Current ................................ 0.15 A

Source ........................................ Sylvania - 1959
For other characteristics and typical operation, see 6A8

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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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Thu, 29 Sep 2022 22:27:27 -0700