NJ7P SQL Tube Database Query

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A horizontal ribbon.

6CY7
Twin Triode

EIA Base & Outline

EIA Base: 9LGEIA Bulb: 6-3

Substitute Data

Substitutes ................................... 6DR7 6FD7 6FR7
Source ........................................ RCA RC-29 - 1975

Application

Source ........................................ RCA RC-29 - 1975
Unit 1 is used as a conventional blocking oscillator in vertical-deflection circuits and unit 2 as a vertical-deflection amplifier.Requires miniature 9-contact socket.

Source ........................................ RCA RC-29 - 1975
Miniature type used as combined vertical-deflection oscillator and vertical-deflection amplifier in black-and-white television receivers.

Mechanical Data

Source ........................................ RCA RC-29 - 1975
Bulb .......................................... T-6 1/2
Base Type ..................................... Miniature Button 9-Pin
EIA Outline ................................... 6-3
EIA Base ...................................... 9EF
Cathode ....................................... Coated Unipotential
Mounting Position ............................. Any

Electrical Data

Source ........................................ RCA RC-29 - 1975
Heater Voltage ................................ 6.3 V
Heater Current ................................ 0.75 A

Direct Interelectrode Capacitances (approx)

Triode 1
Source ........................................ RCA RC-29 - 1975
Input ......................................... 1.5 pf
Output ........................................ 0.3 pf
Grid to Plate ................................. 1.8 pf

Triode 2
Source ........................................ RCA RC-29 - 1975
Input ......................................... 5 pf
Output ........................................ 1 pf
Grid to Plate ................................. 4.4 pf

Maximum Ratings (Design Center Values)

Triode 1
Source ........................................ RCA RC-29 - 1975
Plate Voltage ................................. 350 V
Plate Dissipation ............................. 1 W

Triode 2
Source ........................................ RCA RC-29 - 1975
Plate Voltage ................................. 350 V
Plate Dissipation ............................. 5.5 W

Characteristics and Typical Operation

Triode 1 Class A Amplifier
Source ........................................ RCA RC-29 - 1975
Plate Voltage ................................. 250 V
Grid No. 1 Voltage ............................ -3 V
Amplification Factor .......................... 68
Plate Resistance (approx) ..................... 52K Ω
Transconductance .............................. 1300 µMho
Plate Current ................................. 1.2 mA

Triode 2 Class A Amplifier
Source ........................................ RCA RC-29 - 1975
Plate Voltage ................................. 150 V
Grid No. 1 Voltage Derived from
Cathode Bias Resistor ...................... 620 Ω
Amplification Factor .......................... 5
Plate Resistance (approx) ..................... 920 Ω
Transconductance .............................. 5400 µMho
Plate Current ................................. 30 mA

A horizontal ribbon.

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A horizontal ribbon.

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Fri, 03 Feb 2023 00:27:57 -0700