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6KD6
Beam Power Tube

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 ....................................... 12-118
EIA Base ...................................... 12GW
Top Cap ....................................... C1-2 Skirted Miniature
Cathode ....................................... Coated Unipotential
Mounting Position ............................. Any

Electrical Data

Heater Voltage ................................ 6.3 V
Heater Current ................................ 2.85 A

Direct Interelectrode Capacitances (approx)

Pentode
Input ......................................... 40.0 pf
Output ........................................ 16.0 pf
Grid to Plate ................................. 0.8 pf

Maximum Ratings (Design Center Values)

Pentode
Plate Voltage ................................. 990 V
Grid No. 2 Voltage ............................ 200 V
Plate Dissipation ............................. 33 W
Grid No. 2 Dissipation ........................ 5 W

Characteristics and Typical Operation

Class A Amplifier
Plate Voltage ................................. 150 V
Grid No. 2 Voltage ............................ 110 V
Grid No. 1 Voltage ............................ -22.5 V
Plate Resistance (approx) ..................... 6K Ω
Transconductance .............................. 14000 µ
Plate Current ................................. 100 mA
Grid No. 2 Current ............................ 2.0 mA
Grid No. 1 Voltage for Ib ..................... 1000 µa @ -40 V

Characteristics and Typical Operation

Hortz Defl Amplifier
DC Plate Supply Voltage ....................... 990 V
Peak Positive-Pulse Plate Voltage ............. 7000 V
DC Grid No. 3 Voltage ......................... 20 V
DC Grid No. 2 Voltage ......................... 200 V
Peak Negative-Pulse Grid No. 1 Voltage ........ -250 V
Average Cathode Current ....................... 400 mA
Peak Cathode Current .......................... 1400 mA
Plate Dissipation ............................. 33 W
Grid No. 2 Dissipation ........................ 5.0 W

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