NJ7P SQL Tube Database Query

A horizontal ribbon.

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A horizontal ribbon.

7EY6
Beam Power Pentode

EIA Base & Outline

EIA Base: 7ACEIA Bulb: 9-15
Source ........................................ Sylvania - 1959

Application

Source ........................................ Sylvania - 1959
Glass octal type used as a vertical-deflection amplifier in tv receivers. Requires octal socket.

Mechanical Data

Source ........................................ Sylvania - 1959
Bulb .......................................... T-9
Base Type ..................................... Intermediate Shell Octal 6-Pin
EIA Outline ................................... 9-11 9-15
EIA Base ...................................... 7S
Cathode ....................................... Coated Unipotential
Mounting Position ............................. Any

Electrical Data

Source ........................................ Sylvania - 1959
Heater Voltage ................................ 7.2 V
Heater Current ................................ 0.6 A

Direct Interelectrode Capacitances (approx)

Pentode
Source ........................................ Sylvania - 1959
Input ......................................... 8.5 pf
Output ........................................ 7.0 pf
Grid to Plate ................................. 0.7 pf

Maximum Ratings (Design Center Values)

Pentode
Source ........................................ Sylvania - 1959
Plate Voltage ................................. 350 V
Grid No. 2 Voltage ............................ 300 V
Plate Dissipation ............................. 11 W
Grid No. 2 Dissipation ........................ 2.75 W

Characteristics and Typical Operation

Class A Amplifier
Source ........................................ Sylvania - 1959
Plate Voltage ................................. 250 V
Grid No. 2 Voltage ............................ 250 V
Grid No. 1 Voltage ............................ 17.5 V
Plate Resistance (approx) ..................... 60K Ω
Transconductance .............................. 4400 µMho
Plate Current ................................. 44 mA
Grid No. 2 Current ............................ 3.0 mA

Vert Defl Amplifier
Source ........................................ Sylvania - 1959
DC Plate Supply Voltage ....................... 350 V
Peak Positive-Pulse Plate Voltage ............. 2500 V
DC Grid No. 3 Voltage ......................... 300 V
DC Grid No. 2 Voltage ......................... -250 V
Peak Negative-Pulse Grid No. 1 Voltage ........ 60 V
Average Cathode Current ....................... 180 mA

A horizontal ribbon.

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A horizontal ribbon.

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Thu, 29 Sep 2022 22:45:42 -0700