NJ7P SQL Tube Database Query

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3JP4
Electrostatic CRT

EIA Base & Outline

EIA Base: 14B

General Data

Deflecting Method ............................. Electrostatic
Deflecting Angle (approx) ..................... Electrostatic Deg.
Fluorescence ............................... P4
Phosphorescence ............................ White
Faceplate ..................................... Medium

For other characteristics and typical operation, see 3JP1

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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

Thu, 29 Sep 2022 01:13:08 -0700