NJ7P SQL Tube Database Query

A horizontal ribbon.

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A horizontal ribbon.

6BU6
Twin Diode - Low-Mu Triode

EIA Base & Outline

EIA Base: 7BTEIA Bulb: 5-3

Substitute Data

Preferred Substitutes ......................... 6BF6
Source ........................................ TungSol DS 01/50

Application

Source ........................................ TungSol DS 01/50
Miniature type used as a combined detector, amplifier and avc tube in compact radio receivers. Tube requires miniature 7-contact socket and may be mounted in any position.

Mechanical Data

Source ........................................ TungSol DS 01/50
Bulb .......................................... T-5 1/2
EIA Outline ................................... 5-3
EIA Base ...................................... 7BT
Cathode ....................................... Coated Unipotential
Mounting Position ............................. Any

Electrical Data

Source ........................................ TungSol DS 01/50
Heater Voltage ................................ 6.3 V
Heater Current ................................ 0.3 A
Maximum Heater-Cathode Voltage ................ 90 V

Direct Interelectrode Capacitances (approx)

Each Diode
Source ........................................ TungSol DS 01/50
Output ........................................ 1 pf

Maximum Ratings (Design Center Values)

Triode
Source ........................................ TungSol DS 01/50
Plate Voltage ................................. 300 V
Negative Grid No. 1 Voltage ................... 0 V

Characteristics and Typical Operation

Class A Amplifier
Source ........................................ TungSol DS 01/50
Plate Voltage ................................. 250 V
Grid No. 1 Voltage ............................ -9 V
Amplification Factor .......................... 16
Plate Resistance (approx) ..................... 8.5K Ω
Transconductance .............................. 1900 µMho
Plate Current ................................. 9.5 mA
Load Resistance ............................... 10K Ω
Power Output (approx) ......................... 0.3 W
Total Harmonic Distortion ..................... 6.5 %

Class A Amplifier
Source ........................................ TungSol DS 01/50
Plate Voltage ................................. 100 V
Grid No. 1 Voltage ............................ -3 V
Amplification Factor .......................... 16.5
Plate Resistance (approx) ..................... 11K Ω
Transconductance .............................. 1500 µMho
Plate Current ................................. 3.9 mA

A horizontal ribbon.

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A horizontal ribbon.

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Tue, 29 Nov 2022 00:18:14 -0700