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6LG6
Beam Power Pentode

Base & Bulb ( GE DS 11/67)

Application

Duodecar type used as horizontal-deflection amplifier in color and bw tv receivers. Requires duodecar 12-contact socket.

Mechanical Data

Bulb .......................................... T-12
Base .......................................... E12-74 Button 12-Pin
Outline ....................................... 12-89
Maximum Overall Length ...................... 4.125 In.
Maximum Seated Height ....................... 3.75 In.
Maximum Diameter ............................ 1.563 In.
EIA Base ...................................... 12HL
Top Cap ....................................... C1-1 Small
Cathode ....................................... Coated Unipotential
Mounting Position ............................. Any

Electrical Data

Heater Voltage ................................ 6.3 V
Heater Current ................................ 2.0 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
Input ......................................... 25.0 pf
Output ........................................ 13.0 pf
Grid to Plate ................................. 0.8 pf

Maximum Ratings (Design Center Values)

Pentode
Plate Voltage ................................. 900 V
Grid No. 2 Voltage ............................ 200 V
Plate Dissipation ............................. 28 W
Grid No. 2 Dissipation ........................ 5.0 W
Bulb Temperature (At Hottest Point) ........... 225 °C

Characteristics and Typical Operation

Class A Amplifier
Plate Voltage ................................. 175 V
Grid No. 2 Voltage ............................ 125 V
Grid No. 1 Voltage ............................ -23 V
Plate Resistance (approx) ..................... 7500 Ω
Transconductance .............................. 11.5K µ
Plate Current ................................. 90 mA
Grid No. 2 Current ............................ 1.7 mA
Grid No. 1 Voltage for Ib ..................... 1000 µa @ -45 V

Characteristics and Typical Operation

Hortz Defl Amplifier
DC Plate Supply Voltage ....................... 900 V
Peak Positive-Pulse Plate Voltage ............. 7500 V
Peak Negative-Pulse Plate Voltage ............. 100 V
DC Grid No. 2 Voltage ......................... 200 V
Peak Negative-Pulse Grid No. 1 Voltage ........ 300 V
Average Cathode Current ....................... 315 mA
Peak Cathode Current .......................... 1100 mA
Plate Dissipation ............................. 28 W
Grid No. 2 Dissipation ........................ 5.0 W

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