NJ7P SQL Tube Database Query

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6JS6C
Beam Power Pentode

EIA Base & Outline

Substitute Data

Substitutes ................................... 6KD6
Source ........................................ GE DS 03/73

Application

Source ........................................ GE DS 03/73
Duodecar type used as horizontal-deflection amplifier in tv receivers. Requires duodecar 12-contact socket.

Mechanical Data

Source ........................................ GE DS 03/73
Bulb .......................................... T-12
Base Type ..................................... E12-74 Button 12-Pin
EIA Outline ................................... 12-89
Maximum Overall Height ........................ 4.125 In.
Maximum Seated Height ......................... 3.75 In.
Maximum Diameter .............................. 1.563 In.
EIA Base ...................................... 12FY
Top Cap ....................................... C1-1 Small
Cathode ....................................... Coated Unipotential
Mounting Position ............................. Any

Electrical Data

Source ........................................ GE DS 03/73
Heater Voltage ................................ 6.3 V
Heater Current ................................ 2.25 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 ............................ 100 V
Total DC and Peak ....................... 200 V

Direct Interelectrode Capacitances (approx)

Pentode
Source ........................................ GE DS 03/73
Input ......................................... 24.0 pf
Output ........................................ 10.0 pf
Grid to Plate ................................. 0.7 pf

Maximum Ratings (Design Center Values)

Pentode
Source ........................................ GE DS 03/73
Plate Voltage ................................. 990 V
Grid No. 3 Voltage ............................ 75 V
Grid No. 2 Voltage ............................ 220 V
Negative Grid No. 1 Voltage ................... -330 V
Plate Dissipation ............................. 30 W
Grid No. 2 Dissipation ........................ 5.5 W
Cathode Current ............................... 350 mA
Grid No. 1 Circuit Resistance
Fixed Bias ................................. 0.47M Ω
Bulb Temperature (At Hottest Point) ........... 225 °C

Characteristics and Typical Operation

Class A Amplifier
Source ........................................ GE DS 03/73
Plate Voltage ................................. 175 V
Grid No. 2 Voltage ............................ 125 V
Grid No. 1 Voltage ............................ -25 V
Plate Resistance (approx) ..................... 5500 Ω
Transconductance .............................. 11500 µ
Plate Current ................................. 130 mA
Grid No. 2 Current ............................ 2.8 mA
Grid No. 1 Voltage for Ib ..................... 1000 µa @ -54 V

Hortz Defl Amplifier
Source ........................................ GE DS 03/73
DC Plate Supply Voltage ....................... 990 V
Peak Positive-Pulse Plate Voltage ............. 7500 V
Peak Negative-Pulse Plate Voltage ............. 1200 V
DC Grid No. 3 Voltage ......................... 75 V
DC Grid No. 2 Voltage ......................... 220 V
Peak Negative-Pulse Grid No. 1 Voltage ........ -330 V
Average Cathode Current ....................... 350 mA
Peak Cathode Current .......................... 1200 mA
Plate Dissipation ............................. 30 W
Grid No. 2 Dissipation ........................ 5.5 W

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

Tue, 04 Oct 2022 16:04:11 -0700