NJ7P SQL Tube Database Query

A horizontal ribbon.

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A horizontal ribbon.

6BQ6GT
Beam Power Pentode

EIA Base & Outline

EIA Base: 6AMEIA Bulb: 9-49 9-50

Substitute Data

Preferred Substitutes ......................... 6CU6
Substitutes ................................... 6DQ6 6FH6 6GW6
Source ........................................ Sylvania DS 03/54

Application

Source ........................................ Sylvania DS 03/54
Glass octal type used as horizontal-deflection amplifier in color and black-and-white television receivers. Requires octal socket. This type may be supplied with pin 1 omitted.

Mechanical Data

Source ........................................ Sylvania DS 03/54
Bulb .......................................... T-9
Base Type ..................................... Intermediate Shell Octal
EIA Outline ................................... 9-49 9-50
EIA Base ...................................... 6AM
Top Cap ....................................... Skirted Miniature
Cathode ....................................... Coated Unipotential
Mounting Position ............................. Any

Electrical Data

Source ........................................ Sylvania DS 03/54
Heater Voltage ................................ 6.3 V
Heater Current ................................ 1.2 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
Total DC and Peak ....................... 200 V

Direct Interelectrode Capacitances (approx)

Pentode
Source ........................................ Sylvania DS 03/54
Input ......................................... 15 pf
Output ........................................ 7.5 pf
Grid to Plate ................................. 0.6 pf

Maximum Ratings (Design Center Values)

Pentode
Source ........................................ Sylvania DS 03/54
Plate Voltage ................................. 550 V
Grid No. 2 Voltage ............................ 175 V
Plate Dissipation ............................. 11 W
Grid No. 2 Dissipation ........................ 2.5 W
Grid No. 1 Circuit Resistance
Self Bias .................................. 0.47M Ω
Bulb Temperature (At Hottest Point) ........... 220 °C

Characteristics and Typical Operation

Class A Amplifier
Source ........................................ Sylvania DS 03/54
Plate Voltage ................................. 250 V
Grid No. 2 Voltage ............................ 150 V
Grid No. 1 Voltage ............................ -22.5 V
Plate Resistance (approx) ..................... 20K Ω
Transconductance .............................. 5550 µMho
Plate Current ................................. 55 mA
Grid No. 2 Current ............................ 2.1 mA
Grid No. 1 Voltage for Ib ..................... 1000 µa @ -46 V

Horizontal Amplifier
Source ........................................ Sylvania DS 03/54
DC Plate Supply Voltage ....................... 550 V
Peak Positive-Pulse Plate Voltage ............. 5500 V
Peak Negative-Pulse Plate Voltage ............. 1250 V
DC Grid No. 2 Voltage ......................... 175 V
Peak Negative-Pulse Grid No. 1 Voltage ........ 300 V
Average Cathode Current ....................... 110 mA
Peak Cathode Current .......................... 400 mA
Plate Dissipation ............................. 11 W
Grid No. 2 Dissipation ........................ 2.5 W

A horizontal ribbon.

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A horizontal ribbon.

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Tue, 04 Oct 2022 15:18:47 -0700