NJ7P SQL Tube Database Query

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12FX8A
Medium-Mu Triode - Heptode

EIA Base & Outline

EIA Base: 9KV
Source ........................................ ARRL HB - 1964

Mechanical Data

Source ........................................ ARRL HB - 1964
EIA Base ...................................... 9KV

Electrical Data

Source ........................................ ARRL HB - 1964
Heater Voltage ................................ 10-16 V
Heater Current ................................ 0.27 A

Source ........................................ ARRL HB - 1964
For other characteristics and typical operation, see 12FX8

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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

Sat, 25 Jun 2022 10:56:42 -0700