NJ7P SQL Tube Database Query

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EC88
High-Mu Triode

EIA Base & Outline

EIA Base: 9NY

Substitute Data

Preferred Substitutes ......................... 8255

Mechanical Data

EIA Base ...................................... 9NY

Electrical Data

Heater Voltage ................................ 6.3 V
Heater Current ................................ 0.165 A

Characteristics and Typical Operation

Class A Amplifier
Plate Voltage ................................. 160 V
Grid No. 1 Voltage Derived from
Cathode Bias Resistor ...................... 100 Ω
Amplification Factor .......................... 65
Transconductance .............................. 13500 µMho
Plate Current ................................. 12.5 mA

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Sat, 25 Jun 2022 15:18:02 -0700