NJ7P SQL Tube Database Query

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3FX7
Medium-Mu Twin Triode

EIA Base & Outline

EIA Base: 8LK

Substitute Data

Substitutes ................................... 3FW7

Mechanical Data

Bulb .......................................... T-3
Base Type ..................................... Special Subminiature
Maximum Overall Height ........................ 1.969 In.
Maximum Diameter .............................. 0.512 In.
EIA Base ...................................... 8LK

Electrical Data

Heater Voltage ................................ 3.5 V
Heater Current ................................ 0.6 A

For other characteristics and typical operation, see 6FX7

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Sat, 02 Jul 2022 19:35:56 -0700