NJ7P SQL Tube Database Query

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1S2
Half-Wave Rectifier

EIA Base & Outline

EIA Base: 9DTEIA Bulb: 6-7

Substitute Data

Preferred Substitutes ......................... 1BK2
Substitutes ................................... 1AQ5 1AX2

Mechanical Data

EIA Outline ................................... 6-7
EIA Base ...................................... 9DT

Electrical Data

Heater Voltage ................................ 1.4 V
Heater Current ................................ 0.55 A

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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

Sat, 25 Mar 2023 19:00:26 -0700