NJ7P SQL Tube Database Query

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6AG11
Twin Diode-Twin High-Mu Triode

EIA Base & Outline

Substitute Data

Substitutes ................................... 6AY11
Source ........................................ GE DS 4/63

Application

Source ........................................ GE DS 4/63
Duodecar type containing two diodes and two high-mu triodes, used primarily in FM stereo multiplex service. Requires 12-contact socket.

Mechanical Data

Source ........................................ GE DS 4/63
Bulb .......................................... T-9
Base Type ..................................... E12-70 Button 12-Pin
EIA Outline ................................... 9-56
EIA Base ...................................... 12DA
Mounting Position ............................. Any

Electrical Data

Source ........................................ GE DS 4/63
Heater Voltage ................................ 6.3 V
Heater Current ................................ 0.75 A
Maximum Heater-Cathode Voltage
Heater Positive with Respect to Cathode
DC Component ............................ 100 V
Total DC and Peak ....................... 200 V
Heater Negative with Respect to Cathode
DC Component ............................ 200 V
Total DC and Peak ....................... 200 V

Direct Interelectrode Capacitances (approx)

Each Diode
Source ........................................ GE DS 4/63
Input ......................................... 2.2 pf
Output ........................................ pf
Grid to Plate ................................. pf

Each Triode
Source ........................................ GE DS 4/63
Input ......................................... 3.8 pf
Output ........................................ 0.24 pf
Grid to Plate ................................. 1.8 pf

Maximum Ratings (Design Center Values)

Each Triode
Source ........................................ GE DS 4/63
Plate Voltage ................................. 330 V
Plate Dissipation ............................. 2 W

Characteristics and Typical Operation

Class A Amplifier
Source ........................................ GE DS 4/63
Plate Voltage ................................. 125 V
Grid No. 1 Voltage ............................ -1 V
Amplification Factor .......................... 66
Plate Resistance (approx) ..................... 8500 Ω
Transconductance .............................. 7800 µ
Plate Current ................................. 7.5 mA
Grid No. 1 Voltage for Ib ..................... 30 µa @ -5 V

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.

(c) 1994-2021 by William A. Beech, NJ7P

Sat, 02 Jul 2022 08:12:43 -0700