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6B10
Medium-Mu Twin Triode - Twin Diode

Base & Bulb ( GE DS 4/64)

Application

Duodecar type used in television receiver applications; diode units are used in horizontal-phase-detector circuits, and triode units are used in horizontal-oscillator circuits. Requires duodecar 12-contact socket.

Mechanical Data

Bulb .......................................... T-9
Base .......................................... E12-70 Button 12-Pin
Outline ....................................... 9-56
EIA Base ...................................... 12BF
Cathode ....................................... Coated Unipotential
Mounting Position ............................. Any

Electrical Data

Heater Voltage ................................ 6.3 V
Heater Current ................................ 0.6 A
Heater Warm-up Time ........................... 11 s
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 .............................. 200 V
Total DC and Peak ......................... 200 V

Direct Interelectrode Capacitances (approx)

Triode 1
Input ......................................... 1.7 pf
Output ........................................ 1.6 pf
Grid to Plate ................................. 1.5 pf

Direct Interelectrode Capacitances (approx)

Triode 2
Input ......................................... 1.8 pf
Output ........................................ 0.6 pf
Grid to Plate ................................. 1.5 pf

Direct Interelectrode Capacitances (approx)

Diode 1
Output ........................................ 1.9 pf

Direct Interelectrode Capacitances (approx)

Diode 2
Output ........................................ 1.8 pf

Maximum Ratings (Design Center Values)

Each Triode
Plate Voltage ................................. 330 V
Plate Dissipation ............................. 2.5 W
Cathode Current ............................... 20 mA
Grid No. 1 Circuit Resistance
Fixed Bias .................................. 250K Ω
Self Bias ................................... 1M Ω

Maximum Ratings (Design Center Values)

Diodes
Bulb Temperature (At Hottest Point) ........... 5.0 °C

Characteristics and Typical Operation

Triode Class A Amplifier
Plate Voltage ................................. 250 V
Grid No. 1 Voltage ............................ -9.5 V
Amplification Factor .......................... 18
Plate Resistance (approx) ..................... 9750 Ω
Transconductance .............................. 1850 µ
Plate Current ................................. 7.0 mA
Grid No. 1 Voltage for Ib ..................... 50 µa @ -20 V

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