NJ7P SQL Tube Database Query

A horizontal ribbon.

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A horizontal ribbon.

6B5
Direct-Coupled Power Triode

EIA Base & Outline

EIA Base: 6ASEIA Bulb: 14-1
Source ........................................ RCA RC-15 - 1947

Application

Source ........................................ RCA RC-15 - 1947
Glass octal type used as a class A power amplifier. One triode , the driver, is directly connected within the tube to the second, or output, triode. Tube requires 6-contact socket.

Mechanical Data

Source ........................................ RCA RC-15 - 1947
Bulb .......................................... ST-14
Base Type ..................................... Mecium 6-Pin
EIA Outline ................................... 14-1
Maximum Overall Height ........................ 4.688 In.
Maximum Seated Height ......................... 4.063 In.
Maximum Diameter .............................. 1.813 In.
EIA Base ...................................... 6AS
Cathode ....................................... Coated Unipotential
Mounting Position ............................. Any

Electrical Data

Source ........................................ RCA RC-15 - 1947
Heater Voltage ................................ 6.3 V
Heater Current ................................ 0.8 A

Maximum Ratings (Design Center Values)

Input Triode
Source ........................................ RCA RC-15 - 1947
Plate Voltage ................................. 300 V
Positive Grid No. 1 Voltage ................... 0 V
Plate Current ................................. 8 mA

Output Triode
Source ........................................ RCA RC-15 - 1947
Plate Voltage ................................. 300 V
Plate Current ................................. 45 mA

Characteristics and Typical Operation

Class A Amplifier Input Triode
Source ........................................ RCA RC-15 - 1947
Plate Voltage ................................. 300 V
Grid No. 1 Voltage ............................ 0 V
Plate Current (Maximum Signal) ................ 8 mA

Class A Amplifier Ouput Triode
Source ........................................ RCA RC-15 - 1947
Plate Voltage ................................. 300 V
Plate Resistance (approx) ..................... 24K Ω
Plate Current (Maximum Signal) ................ 45 mA
Load Resistance ............................... 7K Ω
Power Output (approx) ......................... 4.0 W

A horizontal ribbon.

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A horizontal ribbon.

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Tue, 16 Aug 2022 01:14:13 -0700