NJ7P SQL Tube Database Query

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48
Power Tetrode

EIA Base & Outline

EIA Base: 6AEIA Bulb: 16-1
Source ........................................ RCA RC-13 - 1937

Application

Source ........................................ RCA RC-13 - 1937
Glass type used in audio output stage of radio receivers designed to operate from dc power lines.

Mechanical Data

Source ........................................ RCA RC-13 - 1937
Bulb .......................................... ST-16
Base Type ..................................... Medium 6-Pin
EIA Outline ................................... 16-1
EIA Base ...................................... 6A
Mounting Position ............................. Any

Electrical Data

Source ........................................ RCA RC-13 - 1937
Heater Voltage ................................ 30 DC V
Heater Current ................................ 0.4 A

Maximum Ratings (Design Center Values)

Tetrode
Source ........................................ RCA RC-13 - 1937
Plate Voltage ................................. 125 V
Grid No. 2 Voltage ............................ 100 V

Characteristics and Typical Operation

Class A Amplifier
Source ........................................ RCA RC-13 - 1937
Plate Voltage ................................. 96 V
Grid No. 2 Voltage ............................ 96 V
Grid No. 1 Voltage ............................ -19 V
Grid No. 1 Voltage Derived from
Cathode Bias Resistor ...................... 310 Ω
Transconductance .............................. 3800 µMho
Plate Current ................................. 52 mA
Grid No. 2 Current ............................ 9.0 mA
Load Resistance ............................... 1500 Ω
Power Output (approx) ......................... 2 W
Total Harmonic Distortion ..................... 9 %

Class A Amplifier
Source ........................................ RCA RC-13 - 1937
Plate Voltage ................................. 125 V
Grid No. 2 Voltage ............................ 100 V
Grid No. 1 Voltage ............................ -20 V
Grid No. 1 Voltage Derived from
Cathode Bias Resistor ...................... 310 Ω
Transconductance .............................. 3900 µMho
Plate Current ................................. 56 mA
Grid No. 2 Current ............................ 9.5 mA
Load Resistance ............................... 1500 Ω
Power Output (approx) ......................... 2.5 W
Total Harmonic Distortion ..................... 9 %

Class A Amplifier (Triode connection)
Source ........................................ RCA RC-13 - 1937
Plate Voltage ................................. 80 V
Grid No. 1 Voltage ............................ -20 V
Amplification Factor .......................... 2.5
Plate Resistance (approx) ..................... 760 Ω
Transconductance .............................. 3300 µMho
Plate Current ................................. 31 mA

Class A Amplifier (Triode connection)
Source ........................................ RCA RC-13 - 1937
Plate Voltage ................................. 125 V
Grid No. 1 Voltage ............................ -32.5 V
Amplification Factor .......................... 2.5
Plate Resistance (approx) ..................... 675 Ω
Transconductance .............................. 3700 µMho
Plate Current ................................. 52 mA

Push Pull Class A Amplifier
Source ........................................ RCA RC-13 - 1937
Plate Voltage ................................. 125 V
Grid No. 2 Voltage ............................ 100 V
Grid No. 1 Voltage ............................ -20 V
Plate Current ................................. 100 mA
Load Resistance ............................... 3K Ω
Power Output (approx) ......................... 5 W
Total Harmonic Distortion ..................... 9 %

Push Pull Class A Amplifier (Triode Connected)
Source ........................................ RCA RC-13 - 1937
Plate Voltage ................................. 125 V
Grid No. 1 Voltage ............................ -32.5 V
Plate Current ................................. 100 mA
Load Resistance ............................... 1250 Ω
Power Output (approx) ......................... 3 W
Total Harmonic Distortion ..................... 2 %

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Sat, 02 Jul 2022 07:50:38 -0700