NJ7P SQL Tube Database Query

A horizontal ribbon.

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A horizontal ribbon.

6CZ5
Beam Power Amplifier

EIA Base & Outline

EIA Base: 9HNEIA Bulb: 6-4

Substitute Data

Preferred Substitutes ......................... 6CM6
Substitutes ................................... 6DT5
Source ........................................ RCA RC-29 - 1975

Application

Source ........................................ RCA RC-29 - 1975
Miniature type used as a vertical-deflection amplifier in high efficiency deflection circuits of color and black-and-white television receivers and in audio output stage of television and radio receivers. Requires miniature 9-contact socket.

Mechanical Data

Source ........................................ RCA RC-29 - 1975
Bulb .......................................... T-6 1/2
Base Type ..................................... Miniature Button 9-Pin
EIA Outline ................................... 6-4
EIA Base ...................................... 9HN
Cathode ....................................... Coated Unipotential
Mounting Position ............................. Any

Electrical Data

Source ........................................ RCA RC-29 - 1975
Heater Voltage ................................ 6.3 V
Heater Current ................................ 0.45 A

Direct Interelectrode Capacitances (approx)

Pentode
Source ........................................ RCA RC-29 - 1975
Input ......................................... 9.0 pf
Output ........................................ 6.0 pf
Grid to Plate ................................. 0.04 pf

Maximum Ratings (Design Center Values)

Pentode
Source ........................................ RCA RC-29 - 1975
Plate Voltage ................................. 350 V
Grid No. 2 Voltage ............................ 315 V
Plate Dissipation ............................. 10 W
Grid No. 2 Dissipation ........................ 2.2 W

Characteristics and Typical Operation

Class A Amplifier
Source ........................................ RCA RC-29 - 1975
Plate Voltage ................................. 250 V
Grid No. 2 Voltage ............................ 250 V
Grid No. 1 Voltage ............................ -15 V
Amplification Factor .......................... 46
Plate Resistance (approx) ..................... 73K Ω
Transconductance .............................. 4800 µMho
Plate Current ................................. 48 mA
Grid No. 2 Current (Zero Signal) .............. 4.6 mA
Grid No. 2 Current (Maximum Signal) ........... 8 mA
Grid No. 1 Voltage for Ib ..................... 100 µa @ -40 V
Load Resistance ............................... 5K Ω
Power Output (approx) ......................... 5.4 W

Class AB1 Amplifier
Source ........................................ RCA RC-29 - 1975
Plate Voltage ................................. 350 V
Grid No. 2 Voltage ............................ 280 V
Grid No. 1 Voltage ............................ -23.5 V
Amplification Factor .......................... 46
Plate Current ................................. 103 mA
Grid No. 2 Current (Zero Signal) .............. 3 mA
Grid No. 2 Current (Maximum Signal) ........... 13 mA
Load Resistance ............................... 7.5K Ω
Power Output (approx) ......................... 1.5 W

Vertical Amplifier
Source ........................................ RCA RC-29 - 1975
DC Plate Supply Voltage ....................... 350 V
Peak Positive-Pulse Plate Voltage ............. 2200 V
DC Grid No. 2 Voltage ......................... 315 V
Peak Negative-Pulse Grid No. 1 Voltage ........ 275 V
Average Cathode Current ....................... 45 mA
Peak Cathode Current .......................... 155 mA
Plate Dissipation ............................. 10 W
Grid No. 2 Dissipation ........................ 2.2 W

A horizontal ribbon.

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A horizontal ribbon.

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Sat, 25 Jun 2022 09:44:04 -0700