NJ7P SQL Tube Database Query

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6AK6
Power Amplifier Pentode

EIA Base & Outline

Substitute Data

Substitutes ................................... 6AU6 6BA6 6HR6 6HS6
Source ........................................ TS DS 02/03/47

Application

Source ........................................ TS DS 02/03/47
Miniature type used in compact equipment as a power amplifier. Tube requires miniature 7-contact socket and may be mounted in any position. Rating and characteristics identical to 6G6G.

Mechanical Data

Source ........................................ TS DS 02/03/47
Bulb .......................................... T-5 1/2
Base Type ..................................... Miniature Button 7-Pin
EIA Outline ................................... 5-2
EIA Base ...................................... 7BK
Cathode ....................................... Coated Unipotential
Mounting Position ............................. Any

Electrical Data

Source ........................................ TS DS 02/03/47
Heater Voltage ................................ 6.3 V
Heater Current ................................ 0.15 A
Maximum Heater-Cathode Voltage ................ 100 V

Direct Interelectrode Capacitances (approx)

Pentode
Source ........................................ TS DS 02/03/47
Input ......................................... 3.6 pf
Output ........................................ 4.2 pf
Grid to Plate ................................. 0.12 pf

Maximum Ratings (Design Center Values)

Pentode
Source ........................................ TS DS 02/03/47
Plate Voltage ................................. 300 V
Grid No. 2 Voltage ............................ 250 V
Plate Dissipation ............................. 2.75 W
Grid No. 2 Dissipation ........................ 0.75 W
Grid No. 1 Circuit Resistance
Fixed Bias ................................. 100K Ω
Self Bias .................................. 500K Ω

Characteristics and Typical Operation

Class A Amplifier
Source ........................................ TS DS 02/03/47
Plate Voltage ................................. 180 V
Grid No. 3 Voltage ............................ 0 V
Grid No. 2 Voltage ............................ 180 V
Grid No. 1 Voltage ............................ -9 V
Peak Grid No. 1 Voltage........................ 9 V
Plate Resistance (approx) ..................... 200K Ω
Transconductance .............................. 2300 µ
Plate Current ................................. 15 mA
Grid No. 2 Current ............................ 2.5 mA
Load Resistance ............................... 10K Ω
Power Output (approx) ......................... 1.1 W
Total Harmonic Distortion ..................... 10 %

Class A Amplifier (Triode Connected) [RCA-15]
Source ........................................ TS DS 02/03/47
Plate Voltage ................................. 180 V
Grid No. 1 Voltage ............................ -12 V
Peak Grid No. 1 Voltage........................ 12 V
Amplification Factor .......................... 9.3
Plate Resistance (approx) ..................... 4400 Ω
Transconductance .............................. 2100 µ
Plate Current ................................. 12 mA
Load Resistance ............................... 12K Ω
Power Output (approx) ......................... 0.26 W

Notes

Source ........................................ TS DS 02/03/47
1. Grid no.2 and grid no.3 tied to plate for triode connection.

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

Wed, 29 Mar 2023 06:21:25 -0700