NJ7P SQL Tube Database Query

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6SS7
Remote-Cutoff Pentode

EIA Base & Outline

EIA Base: 8NEIA Bulb: 8-1

Substitute Data

Substitutes ................................... 6SD7 6SK7
Source ........................................ RCA RC-15 - 1947

Application

Source ........................................ RCA RC-15 - 1947
Metal type used in rf or if stages of radio receivers particular those employing avc. Requires octal socket and may be mounted in any position.

Mechanical Data

Source ........................................ RCA RC-15 - 1947
Bulb .......................................... MT-8
EIA Outline ................................... 8-1
EIA Base ...................................... 8N
Mounting Position ............................. Any

Electrical Data

Source ........................................ RCA RC-15 - 1947
Heater Voltage ................................ 6.3 V
Heater Current ................................ 0.15 A
Maximum Heater-Cathode Voltage
Heater Positive with Respect to Cathode
DC Component ............................ 90 V
Heater Negative with Respect to Cathode
DC Component ............................ 90 V

Direct Interelectrode Capacitances (approx)

Pentode
Source ........................................ RCA RC-15 - 1947
Input ......................................... 5.5 pf
Output ........................................ 7 pf
Grid to Plate ................................. 0.004 pf

Maximum Ratings (Design Center Values)

Pentode
Source ........................................ RCA RC-15 - 1947
Plate Voltage ................................. 300 V
Grid No. 2 Supply Voltage ..................... 300 V
Grid No. 2 Voltage ............................ 100 V
Positive Grid No. 1 Voltage ................... 0 V
Plate Dissipation ............................. 2.25 W
Grid No. 2 Dissipation ........................ 0.35 W

Characteristics and Typical Operation

Class A Amplifier
Source ........................................ RCA RC-15 - 1947
Plate Voltage ................................. 250 V
Grid No. 2 Voltage ............................ 100 V
Grid No. 1 Voltage ............................ -3 V
Plate Resistance (approx) ..................... 1M Ω
Transconductance .............................. 1850 µMho
Plate Current ................................. 9.0 mA
Grid No. 2 Current ............................ 2.0 mA

Class A Amplifier
Source ........................................ RCA RC-15 - 1947
Plate Voltage ................................. 100 V
Grid No. 2 Voltage ............................ 100 V
Grid No. 1 Voltage ............................ -1 V
Plate Resistance (approx) ..................... 120K Ω
Transconductance .............................. 1930 µMho
Plate Current ................................. 12.2 mA
Grid No. 2 Current ............................ 3.1 mA

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Tue, 29 Nov 2022 00:23:45 -0700