NJ7P SQL Tube Database Query

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1L6
Pentagrid Converter

EIA Base & Outline

EIA Base: 7DCEIA Bulb: 5-2

Substitute Data

Substitutes ................................... 1U6
Source ........................................ RCA RC-20 - 1960

Mechanical Data

Source ........................................ RCA RC-20 - 1960
Bulb .......................................... T-5 1/2
Base Type ..................................... Miniature Button 7-Pin
EIA Outline ................................... 5-2
EIA Base ...................................... 7DC
Mounting Position ............................. Any

Electrical Data

Source ........................................ RCA RC-20 - 1960
Filament Voltage .............................. 1.4 DC V
Filament Current .............................. 0.05 A

Direct Interelectrode Capacitances (approx)

Converter
Source ........................................ RCA RC-20 - 1960
Input ......................................... 7.5 pf
Output ........................................ 12.0 pf
Grid to Plate ................................. 0.3 pf

Maximum Ratings (Design Center Values)

Converter
Source ........................................ RCA RC-20 - 1960
Plate Voltage ................................. 110 V
Grid No. 2 Voltage ............................ 65 V

Characteristics and Typical Operation

Converter
Source ........................................ RCA RC-20 - 1960
Plate Voltage ................................. 90 V
Grid No. 2 Voltage ............................ 45 V
Grid No. 1 Voltage ............................ 0 V
Plate Resistance (approx) ..................... 650K Ω
Transconductance .............................. 300 µMho
Plate Current ................................. 0.5 mA
Grid No. 2 Current ............................ 0.6 mA

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Sun, 26 Jun 2022 04:48:16 -0700