NJ7P SQL Tube Database Query

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7213
Beam Power Pentode

EIA Base & Outline

Mechanical Data

Electrical Data

Heater Voltage ................................ 5.5 V
Heater Current ................................ 17.3 A

Direct Interelectrode Capacitances (approx)

Pentode
Input ......................................... 42 pf
Output ........................................ 0.017 pf
Grid to Plate ................................. 0.17 pf

Maximum Ratings (Design Center Values)

Pentode
Plate Voltage ................................. 2000 V
Grid No. 2 Voltage ............................ 1000 V
Plate Dissipation ............................. 1500 W
Grid No. 2 Dissipation ........................ 35 W

Characteristics and Typical Operation

Class C Modulated Amplifier (Plate)
Plate Voltage ................................. 1800 V
Grid No. 2 Voltage ............................ 500 V
Grid No. 1 Voltage ............................ -30 V
Grid No. 1 Current ............................ 40 mA
Plate Current ................................. 750 mA
Grid No. 2 Current ............................ 15 mA
Driving Power ................................. 50 W
Power Output (approx) ......................... 650 W

Class C Modulated Amplifier (Plate)
Plate Voltage ................................. 2000 V
Grid No. 2 Voltage ............................ 500 V
Grid No. 1 Voltage ............................ -30 V
Grid No. 1 Current ............................ 40 mA
Plate Current ................................. 830 mA
Grid No. 2 Current ............................ 15 mA
Driving Power ................................. 55 W
Power Output (approx) ......................... 800 W

Class C Oscillator/Amplifier
Plate Voltage ................................. 2250 V
Grid No. 2 Voltage ............................ 500 V
Grid No. 1 Voltage ............................ -30 V
Grid No. 1 Current ............................ 70 mA
Plate Current ................................. 900 mA
Grid No. 2 Current ............................ 20 mA
Driving Power ................................. 70 W
Power Output (approx) ......................... 1050 W

Class C Oscillator/Amplifier
Plate Voltage ................................. 2500 V
Grid No. 2 Voltage ............................ 500 V
Grid No. 1 Voltage ............................ -30 V
Grid No. 1 Current ............................ 70 mA
Plate Current ................................. 1000 mA
Grid No. 2 Current ............................ 20 mA
Driving Power ................................. 75 W
Power Output (approx) ......................... 1350 W

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Thu, 29 Sep 2022 22:39:17 -0700