NJ7P SQL Tube Database Query

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Note: Please do not link down into my pages. I change this directory structure often and your links will not work correctly.

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17A8
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EIA Base & Outline

EIA Base: 9DC

Substitute Data

Preferred Substitutes ......................... 9A8
Substitutes ................................... 8A8

Mechanical Data

EIA Base ...................................... 9DC

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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.

Please enter the tube number:

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

Fri, 24 Jun 2022 18:08:29 -0700