NJ7P SQL Tube Database Query

A horizontal ribbon.

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A horizontal ribbon.

1Y2
Half-Wave Rectifier

EIA Base & Outline

EIA Base: 4P

Mechanical Data

Bulb .......................................... ST-12
Base Type ..................................... 4-Pin
Maximum Overall Height ........................ 4.594 In.
Maximum Seated Height ......................... 3.969 In.
Maximum Diameter .............................. 1.563 In.
EIA Base ...................................... 4P

Electrical Data

Filament Voltage .............................. 1.5 V
Filament Current .............................. 0.29 A

A horizontal ribbon.

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

A horizontal ribbon.

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Sat, 25 Mar 2023 03:11:27 -0700