NJ7P SQL Tube Database Query

A horizontal ribbon.

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A horizontal ribbon.

6JU6
Beam Power Pentode

EIA Base & Outline

EIA Base: 9QL

Substitute Data

Preferred Substitutes ......................... 6JF6 6KM6
Substitutes ................................... 6JE6
Source ........................................ RCA RC-29 - 1975

Application

Source ........................................ RCA RC-29 - 1975
Novar type used as horizontal-deflection amplifier in color tv receivers. Requires novar 9-contact socket.

Mechanical Data

Source ........................................ RCA RC-29 - 1975
Bulb .......................................... T-12
Base Type ..................................... Large-Button Novar 9-pin with or without Exhaust Tip
Maximum Overall Height ........................ 3.55 In.
Maximum Seated Height ......................... 3.17 In.
Maximum Diameter .............................. 1.563 In.
EIA Base ...................................... 9QL
Top Cap ....................................... Skirted Miniature C1-2 or C1-3
Cathode ....................................... Coated Unipotential
Mounting Position ............................. Any

Electrical Data

Source ........................................ RCA RC-29 - 1975
Heater Voltage ................................ 6.3 V
Heater Current ................................ 1.6 A
Maximum Heater-Cathode Voltage
Heater Positive with Respect to Cathode
DC Component ............................ 100 V
Total DC and Peak ....................... 200 V
Heater Negative with Respect to Cathode
DC Component ............................ 100 V
Total DC and Peak ....................... 200 V

Direct Interelectrode Capacitances (approx)

Pentode
Source ........................................ RCA RC-29 - 1975
Input ......................................... 22 pf
Output ........................................ 9 pf
Grid to Plate ................................. 1.2 pf

Maximum Ratings (Design Center Values)

Pentode
Source ........................................ RCA RC-29 - 1975
Plate Voltage ................................. 770 V
Grid No. 2 Voltage ............................ 220 V
Plate Dissipation ............................. 17 W
Grid No. 2 Dissipation ........................ 3.5 W
Grid No. 1 Circuit Resistance
Fixed Bias ................................. 0.47M Ω
Bulb Temperature (At Hottest Point) ........... 240 °C

Characteristics and Typical Operation

Class A Amplifier
Source ........................................ RCA RC-29 - 1975
Plate Voltage ................................. 130 V
Grid No. 2 Voltage ............................ 125 V
Grid No. 1 Voltage ............................ -20 V
Plate Resistance (approx) ..................... 18K Ω
Transconductance .............................. 7000 µMho
Plate Current ................................. 45 mA
Grid No. 2 Current ............................ 1.5 mA
Grid No. 1 Voltage for Ib ..................... 1000 µa @ -32 V

Hortz Defl Amplifier
Source ........................................ RCA RC-29 - 1975
DC Plate Supply Voltage ....................... 770 V
Peak Positive-Pulse Plate Voltage ............. 6500 V
Peak Negative-Pulse Plate Voltage ............. 1500 V
DC Grid No. 3 Voltage ......................... 75 V
DC Grid No. 2 Voltage ......................... 220 V
Peak Negative-Pulse Grid No. 1 Voltage ........ 330 V
Average Cathode Current ....................... 275 mA
Peak Cathode Current .......................... 950 mA
Plate Dissipation ............................. 17 W
Grid No. 2 Dissipation ........................ 3.5 W

A horizontal ribbon.

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A horizontal ribbon.

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Tue, 09 Aug 2022 07:45:56 -0700