NJ7P SQL Tube Database Query

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6913
Medium-Mu Twin Triode

EIA Base & Outline

EIA Base: 9AEIA Bulb: 6-3
Source ........................................ GE - 1973

Mechanical Data

EIA Outline ................................... 6-3
EIA Base ...................................... 9A

Electrical Data

Heater Voltage ................................ 12.6/6.3 V
Heater Current ................................ 0.3/0.6 A

Direct Interelectrode Capacitances (approx)

Each Section
Input ......................................... 3.6 pf
Output ........................................ 0.5 pf
Grid to Plate ................................. 3.4 pf

Maximum Ratings (Design Center Values)

Each Section
Plate Voltage ................................. 300 V
Plate Dissipation ............................. 3.5 W

Characteristics and Typical Operation

Class A Amplifier
Plate Voltage ................................. 150 V
Grid No. 1 Voltage ............................ -5.0 V
Amplification Factor .......................... 18
Plate Resistance (approx) ..................... 3900 Ω
Transconductance .............................. 4.8K µMho
Plate Current ................................. 11 mA

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Fri, 03 Feb 2023 00:03:10 -0700