NJ7P SQL Tube Database Query

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6Y6GA
Beam Power Pentode

EIA Base & Outline

Application

Source ........................................ RCA RC-29 - 1975
Glass octal type used as output amplifier in radio receivers in which the plate voltage available for the output stage is relatively low.

Source ........................................ RCA RC-29 - 1975
It is also used in rf-operated, high-voltage power supplies in television equipment. Requires octal socket and may be mounted in any position.

Mechanical Data

Source ........................................ RCA RC-29 - 1975
Bulb .......................................... T-12
Base Type ..................................... Medium or Short Med Octal 7-Pin
EIA Outline ................................... 12-14
EIA Base ...................................... 7S
Cathode ....................................... Coated Unipotential
Mounting Position ............................. Any

Electrical Data

Source ........................................ RCA RC-29 - 1975
Heater Voltage ................................ 6.3 V
Heater Current ................................ 1.25 A
Maximum Heater-Cathode Voltage
Heater Positive with Respect to Cathode
DC Component ............................ 180 V
Heater Negative with Respect to Cathode
DC Component ............................ 180 V

Direct Interelectrode Capacitances (approx)

Pentode
Source ........................................ RCA RC-29 - 1975
Input ......................................... 12 pf
Output ........................................ 7.5 pf
Grid to Plate ................................. 0.66 pf

Maximum Ratings (Design Center Values)

Pentode
Source ........................................ RCA RC-29 - 1975
Plate Voltage ................................. 200 V
Grid No. 2 Voltage ............................ 200 V
Plate Dissipation ............................. 12.5 W
Grid No. 2 Dissipation ........................ 1.75 W
Grid No. 1 Circuit Resistance
Fixed Bias ................................. 1M Ω
Self Bias .................................. 0.5M Ω

Characteristics and Typical Operation

Class A Amplifier
Source ........................................ RCA RC-29 - 1975
Plate Voltage ................................. 135 V
Grid No. 2 Voltage ............................ 135 V
Grid No. 1 Voltage ............................ -13.5 V
Peak Grid No. 1 Voltage........................ 13.5 V
Plate Resistance (approx) ..................... 9300 Ω
Transconductance .............................. 7000 µ
Plate Current (Zero Signal) ................... 58 mA
Plate Current (Maximum Signal) ................ 60 mA
Grid No. 2 Current (Zero Signal) .............. 3.5 mA
Grid No. 2 Current (Maximum Signal) ........... 11.5 mA
Load Resistance ............................... 2000 Ω
Power Output (approx) ......................... 3.6 W
Total Harmonic Distortion ..................... 10 %

Class A Amplifier
Source ........................................ RCA RC-29 - 1975
Plate Voltage ................................. 200 V
Grid No. 2 Voltage ............................ 135 V
Grid No. 1 Voltage ............................ -14 V
Peak Grid No. 1 Voltage........................ 14 V
Plate Resistance (approx) ..................... 18300 Ω
Transconductance .............................. 7100 µ
Plate Current (Zero Signal) ................... 61 mA
Plate Current (Maximum Signal) ................ 66 mA
Grid No. 2 Current (Zero Signal) .............. 2.2 mA
Grid No. 2 Current (Maximum Signal) ........... 9 mA
Load Resistance ............................... 2600 Ω
Power Output (approx) ......................... 6 W
Total Harmonic Distortion ..................... 10 %

If you are uncertain about the EIA designator for a particular tube please use the "Index" button to list all the tubes in the database. You can click on the designator for the closest tube.

(c) 1994-2021 by William A. Beech, NJ7P

Sun, 26 Jun 2022 04:05:22 -0700