NJ7P SQL Tube Database Query

A horizontal ribbon.

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A horizontal ribbon.

6LE8
Twin Pentode

EIA Base & Outline

EIA Base: 9QZEIA Bulb: 6-4
Source ........................................ RCA RC-29 - 1975

Application

Source ........................................ RCA RC-29 - 1975
Miniature type used as combined color demodulator and matrix amplifier in color tv receivers utilizing high-level demodulation systems. Requires miniature 9-contact socket.

Mechanical Data

Source ........................................ RCA RC-29 - 1975
Bulb .......................................... T-6 1/2
EIA Outline ................................... 6-4
EIA Base ...................................... 9QZ

Electrical Data

Source ........................................ RCA RC-29 - 1975
Heater Voltage ................................ 6.3 V
Heater Current ................................ 0.76 A

Direct Interelectrode Capacitances (approx)

Pentode
Source ........................................ RCA RC-29 - 1975
Input ......................................... 15.5 pf
Output ........................................ 3.7 pf

Maximum Ratings (Design Center Values)

Pentode
Source ........................................ RCA RC-29 - 1975
Plate Voltage ................................. 300 V
Plate Dissipation ............................. 2 W

Characteristics and Typical Operation

G1 Class A Amplifier
Source ........................................ RCA RC-29 - 1975
Plate Voltage ................................. 100 V
Grid No. 2 Voltage ............................ 100 V
Grid No. 1 Voltage ............................ -2.5 V
Plate Resistance (approx) ..................... 50K Ω
Transconductance .............................. 5800 µMho
Plate Current ................................. 8 mA
Grid No. 2 Current ............................ 15 mA

G3 Class A Amplifier
Source ........................................ RCA RC-29 - 1975
Plate Voltage ................................. 100 V
Grid No. 2 Voltage ............................ 100 V
Grid No. 1 Voltage ............................ -2.5 V
Plate Resistance (approx) ..................... 50K Ω
Transconductance .............................. 350 µMho
Plate Current ................................. 7.6 mA
Grid No. 2 Current ............................ 14.5 mA

A horizontal ribbon.

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A horizontal ribbon.

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Sat, 25 Jun 2022 15:34:50 -0700