NJ7P SQL Tube Database Query

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6EZ8
Triple Triode

EIA Base & Outline

EIA Base: 9KAEIA Bulb: 6-2
Source ........................................ ARRL HB - 1964

Mechanical Data

Source ........................................ ARRL HB - 1964
Bulb .......................................... T-6 1/2
Base Type ..................................... Small Button 9-Pin
EIA Outline ................................... 6-2
EIA Base ...................................... 9KA
Cathode ....................................... Coated Unipotential
Mounting Position ............................. Any

Electrical Data

Source ........................................ ARRL HB - 1964
Heater Voltage ................................ 6.3 V
Heater Current ................................ 0.45 A

Direct Interelectrode Capacitances (approx)

Triode 1
Source ........................................ ARRL HB - 1964
Input ......................................... 2.6 pf
Output ........................................ 1.4 pf
Grid to Plate ................................. 1.5 pf

Triode 2/3
Source ........................................ ARRL HB - 1964
Input ......................................... 2.6 pf
Output ........................................ 1.2 pf
Grid to Plate ................................. 1.5 pf

Maximum Ratings (Design Center Values)

Triode 1
Source ........................................ ARRL HB - 1964
Plate Voltage ................................. 330 V
Plate Dissipation ............................. 2.0 W

Triode 2/3
Source ........................................ ARRL HB - 1964
Plate Voltage ................................. 330 V
Plate Dissipation ............................. 5.0 W

Characteristics and Typical Operation

Triode 1 Class A Amplifier
Source ........................................ ARRL HB - 1964
Plate Voltage ................................. 330 V
Grid No. 1 Voltage ............................ -4 V
Amplification Factor .......................... 57
Plate Resistance (approx) ..................... 13.6K Ω
Transconductance .............................. 4200 µMho
Plate Current ................................. 4.2 mA

Triode 2&3 Class A Amplifier
Source ........................................ ARRL HB - 1964
Plate Voltage ................................. 330 V
Grid No. 1 Voltage ............................ -4 V
Amplification Factor .......................... 57
Plate Resistance (approx) ..................... 13.6K Ω
Transconductance .............................. 4200 µMho
Plate Current ................................. 4.2 mA

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Sat, 25 Mar 2023 20:13:45 -0700