NJ7P SQL Tube Database Query

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6CS5
Beam Power Pentode

EIA Base & Outline

EIA Base: 9GREIA Bulb: 6-3

Substitute Data

Preferred Substitutes ......................... 6DB5
Substitutes ................................... 6GC5
Source ........................................ GE - 1973

Mechanical Data

Source ........................................ GE - 1973
Bulb .......................................... T-6 1/2
EIA Outline ................................... 6-3
EIA Base ...................................... 9GR

Electrical Data

Source ........................................ GE - 1973
Heater Voltage ................................ 6.3 V
Heater Current ................................ 1.2 A

Direct Interelectrode Capacitances (approx)

Pentode
Source ........................................ GE - 1973
Input ......................................... 15 pf
Output ........................................ 9 pf
Grid to Plate ................................. 0.5 pf

Maximum Ratings (Design Center Values)

Pentode
Source ........................................ GE - 1973
Plate Voltage ................................. 300 V
Grid No. 2 Voltage ............................ 300 V
Plate Dissipation ............................. 10 W
Grid No. 2 Dissipation ........................ 1.25 W

Characteristics and Typical Operation

Class A Amplifier
Source ........................................ GE - 1973
Plate Voltage ................................. 200 V
Grid No. 2 Voltage ............................ 125 V
Grid No. 1 Voltage Derived from
Cathode Bias Resistor ...................... 180 Ω
Plate Resistance (approx) ..................... 28K Ω
Transconductance .............................. 8000 µMho
Plate Current ................................. 47 mA
Grid No. 2 Current ............................ 2.2 mA
Load Resistance ............................... 4K Ω
Power Output (approx) ......................... 3.8 W

Class A Amplifier
Source ........................................ GE - 1973
Plate Voltage ................................. 110 V
Grid No. 2 Voltage ............................ 110 V
Grid No. 1 Voltage ............................ -7.5 V
Plate Resistance (approx) ..................... 13K Ω
Transconductance .............................. 8000 µMho
Plate Current ................................. 49 mA
Grid No. 2 Current ............................ 4.0 mA
Load Resistance ............................... 2K Ω
Power Output (approx) ......................... 2.1 W

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Thu, 18 Aug 2022 15:34:17 -0700