 |
 |
| Br
asil |
| TUBES - TECHNICAL
INFORMATION |
|---|
| Tube | Base# | Fil. Volts | Plate Volts |
Tube Type | Use in Circuit |
|---|
| 117Z6 | 7Q | 117 V | 235 V | Rectifier,
doubler | Half-wave rectifier |
| 12A7 | 7K | 12.6
V | 250 V | Pentode | Class 'A' amplifier/rect. |
| 12AU6 | 7BK | 12.6 V | 330
V | Pentode | Class 'A' amplifier |
| 12AU7 | 9A | 12.6
V | 250 V | Dual triode | Class 'A' amplifier |
| 12AV6 | 7BT | 12.6 V | 330 V | Double
diode | Detector, audio amplifier |
| 12BA6 | 7BK | 12.6
V | 330 V | Pentode | R.F. amplifier |
| 12BE6 | 7CH | 12.6 V | 330
V | Pentagrid | Converter |
| 12DT8 | 9AJ | 12.6
V | 200 V | Dual triode | R.F. amplifier |
| 12J5 | 6Q | 12.6 V | 250
V | Triode | Amplifier |
| Tube | Base# | Fil. Volts | Plate Volts | Tube Type | Use in Circuit |
|---|
| 12K7 | 7R | 6.3 V | 250
V | Pentode | Amplifier |
| 12Q7 | 7V | 12.6
V | 250 V | Dual diode-triode | Class 'A'
amplifier |
| 12SA7 | 8R | 12.6 V | 250
V | Pentagrid | Converter |
| 12SF5 | 6AB | 12.6
V | 250 V | Triode | Class 'A' amplifier |
| 12SF7 | 7AZ | 12.6 V | 250
V | Diode-pentode | Amplifier |
| 12SK7 | 8N | 12.6
V | 250 V | Pentode | Class 'A' amplifier |
| 12SN7 | 8BD | 12.6 V | 250 V | Dual
triode | Class 'A' amplifier |
| 12SQ7 | 8E | 12.6
V | 300 V | Dual diode-triode | Detector, audio
amplifier |
| 14GT8 | 9BY | 14.0 V | 330 V | Dual
diode-triode | Detector, audio amplifier |
| 14H7 | 8V | 12.6
V | 250 V | Pentode | Class 'A'
amplifier |
| Tube | Base# | Fil. Volts | Plate Volts | Tube Type | Use in Circuit |
|---|
| 14R7 | 8AE | 12.6 V | 250 V | Dual
diode-pentode | Class 'A' amplifier |
| 171A | 4D | 5.0
V | 180 V | Triode | Power output |
| 18FW6 | 7CC | 18.0 V | 100
V | Pentode | Class 'A' amplifier |
| 18FX6 | 7CH | 18.0
V | 100 V | Pentagrid converter | Converter |
| 18FY6 | 7BT | 18.0 V | 100 V | Dual
diode-triode | Class 'A' amplifier |
| 1A5 | 6X | 1.4 V | 90
V | Pentode | Amplifier |
| 1A7 | 7Z | 1.4 V | 90
V | Pentagrid | Converter |
| 1H5 | 5Z | 1.4 V | 90
V | Diode-triode | Detector, audio amplifier |
| 1LA6 | 7AK | 1.4 V | 90
V | Pentagrid | Converter |
| 1LH4 | 5AG | 1.4
V | 90 V | Diode-triode | Class 'A'
amplifier |
| Tube | Base# | Fil. Volts | Plate Volts | Tube Type | Use in Circuit |
|---|
| 1LN5 | 7AO | 1.4 V | 90
V | Pentode | Class 'A' amplifier |
| 1N5 | 5Y | 1.4 V | 90
V | Pentode | Class 'A' amplifier |
| 1R5 | 7AT | 1.4 V | 90
V | Pentagrid | Converter |
| 1T4 | 6AR | 1.4 V | 90
V | Pentode | Class 'A' amplifier |
| 1T5 | 6X | 1.4 V | 90
V | Beam power | Class 'A' amplifier |
| 1U4 | 6AR | 1.4 V | 90
V | Pentode | Class 'A' amplifier |
| 1U5 | 6BW | 1.4 V | 90
V | Diode-pentode | Detector, audio amplifier |
| 1V | 4G | 6.3 V | 325 V | Half-wave
rectifier | W/Capacitive input filter |
| 201A | 4D | 5.0
V | 135 V | Triode | General amplifier |
| 227 | 6B | 2.5 V | 275
V | Triode | General amplifier |
| Tube | Base# | Fil. Volts | Plate Volts | Tube Type | Use in
Circuit |
|---|
| 24A | 5E | 2.5 V | 250
V | Tetrode | Screen grid, R.F. amplifier |
| 25L6 | 7AC | 25.0 V | 200 V | Beam
power | Power output |
| 25Z5 | 6E | 25.0 V |
| Double diode | Rectifier, voltage doubler |
| 25Z6 | 7Q | 25.0 V | | Double
diode | Half-wave rectifier, doubler |
| 280 | 4C | 5.0 V |
| Double diode | Power supply rectifier |
| 30 | 4D | 2.0 V | 180
V | Triode | Amplifier |
| 32ET5 | 7CV | 32.0
V | 110 V | Pentode | Class 'A' amplifier |
| 35 | 5E | 2.5 V | 250
V | Tetrode | Screen grid, R.F. amplifier |
| 35A5 | 6AA | 35.0 V | 200 V | Beam
power | Class 'A' amplifier |
| 35C5 | 7CV | 35.0
V | 150 V | Beam power | Power output |
| Tube | Base# | Fil. Volts | Plate Volts | Tube Type | Use in
Circuit |
|---|
| 35L6 | 7AC | 35.0 V | 200 V | Beam
power | Power output |
| 35W4 | 5BQ | 35.0
V | 360 V | Diode | Half-wave rectifier |
| 35Z3 | 4Z | 35.0 V |
| Diode | Half-wave rectifier |
| 35Z5 | 6AD | 35.0
V | | Diode | Half-wave rectifier |
| 36AM3 | 5BQ | 36.0 V | 117 V | Half-wave
rectifier | W/Capacitive input filter |
| 39/44 | 5F | 6.3
V | 250 V | Pentode | Class 'A' amplifier |
| 3S4 | 7BA | 2.8 V | 90
V | Pentode | Class 'A' amplifier |
| 3V4 | 6BX | 2.8 V | 90
V | Pentode | Class 'A' amplifier |
| 41 | 6B | 6.3 V | 315
V | Pentode | Amplifier |
| 42 | 6B | 6.3 V | 375
V | Pentode | Amplifier |
| Tube | Base# | Fil. Volts | Plate Volts | Tube Type | Use in
Circuit |
|---|
| 43 | 6B | 25.0 V | 95
V | Pentode | Amplifier |
| 47 | 5B | 2.5 V | 250
V | Pentode | Class 'A' amplifier |
| 50C5 | 7CV | 50.0
V | 150 V | Beam power | Power output |
| 50L6 | 7AC | 50.0 V | 200 V | Beam
power | Power output |
| 5U4 | 5T | 5.0 V | 450
V | Full-wave rectifier | W/Capacitive input filter |
| 5Y3 | 5T | 5.0 V | | Double
diode | Full-wave rectifier |
| 5Y4 | 5Q | 5.0 V |
| Double diode | Full-wave rectifier |
| 5Z3 | 4C | 5.0 V | 450 V | Full-wave
rectifier | Full-wave rectifier |
| 6A7 | 7C | 6.3 V | 250
V | Pentagrid | Converter |
| 6A8 | 8A | 6.3 V | 250
V | Pentagrid | Converter |
| Tube | Base# | Fil. Volts | Plate Volts | Tube Type | Use in
Circuit |
|---|
| 6AL5 | 6AL5 | 6.3 V | 330 V | Dual
diode | Detector |
| 6AQ7 | 8CK | 6.3
V | 250 V | Dual diode | Class 'A' amplifier |
| 6B6 | 7V | 6.3 V | 250 V | Dual
diode-triode | Amplifier |
| 6B7 | 7D | 6.3 V | 300
V | Dual diode-pentode | Amplifier |
| 6C4 | 6C4 | 6.3
V | 300 V | Triode | Oscilator, class 'C'
amplifier |
| 6C5 | 6Q | 6.3 V | 250
V | Triode | Class 'A' amplifier |
| 6C6 | 6F | 6.3 V | 250
V | Pentode | Amplifier, detector |
| 6D6 | 6F | 6.3 V | 300
V | Pentode | Amplifier, mixer |
| 6D8 | 8A | 6.3 V | 250
V | Pentagrid converter | Converter |
| 6F5 | 5M | 6.3 V | 250
V | Triode | Class 'A' amplifier |
| Tube | Base# | Fil. Volts | Plate Volts | Tube Type | Use in
Circuit |
|---|
| 6F6 | 7S | 6.3 V | 315
V | Pentode | Class 'A' amplifier |
| 6F7 | 7E | 6.3 V | 250
V | Triode-pentode | Class 'A' amplifier |
| 6F8 | 8G | 6.3 V | 250 V | Dual
triode | Class 'A' amplifier |
| 6G5 | 6R | 6.3 V | 250
V | Triode | Tuning Indic. (Magic Eye) |
| 6H6 | 7Q | 6.3 V | | Dual
diode | Half-wave rectifier, doubler |
| 6J5 | 6Q | 6.3 V | 250
V | Triode | Class 'A' amplifier |
| 6J7 | 7R | 6.3 V | 250
V | Pentode | Class 'A', R.F. amplifier |
| 6K5 | 5U | 6.3 V | 250
V | Triode | Class 'A' amplifier |
| 6K6 | 7AC | 6.3
V | 315 V | Pentode | Power output |
| 6K7 | 7R | 6.3 V | 250
V | Pentode | I.F. amplifier |
| Tube | Base# | Fil. Volts | Plate Volts | Tube Type | Use in
Circuit |
|---|
| 6K8 | 8K | 12.6 V | 250
V | Triode-hexode | Oscilator, mixer |
| 6L7 | 7T | 6.3 V | 250
V | Pentagrid mixer | Mixer service |
| 6Q7 | 8H | 6.3 V | 250
V | Dual diode-triode | Detector, audio amplifier |
| 6SA7 | 8R | 6.3 V | 250
V | Pentagrid | Converter, mixer |
| 6SB7 | 8R | 6.3
V | 100 V | Pentagrid converter | Mixer service |
| 6SF5 | 6AB | 6.3 V | 250
V | Triode | Class 'A' amplifier |
| 6SF7 | 7AZ | 6.3
V | 250 V | Diode-pentode | Class 'A' amplifier |
| 6SG7 | 8BK | 6.3 V | 250
V | Pentode | Class 'A' amplifier |
| 6SH7 | 8BK | 6.3
V | 250 V | Pentode | Class 'A' amplifier |
| 6SK7 | 8N | 6.3 V | 250
V | Pentode | Class 'A' amplifier |
| Tube | Base# | Fil. Volts | Plate Volts | Tube Type | Use in
Circuit |
|---|
| 6SL7 | 8BD | 6.3 V | 300 V | Dual
triode | Amplifier |
| 6SN7 | 8BD | 6.3
V | 450 V | Dual triode | General amplifier |
| 6SQ7 | 8Q | 6.3 V | 250 V | Dual
diode-triode | Detector, audio amplifier |
| 6U5 | 6R | 6.3 V | 250
V | Triode | Tuning Indic. (Magic Eye) |
| 6U7 | 7R | 6.3 V | 250
V | Pentode | Class 'A' amplifier |
| 6V6 | 7AC | 6.3
V | 315 V | Pentode | Class 'AB1' amplifier |
| 75 | 6G | 6.3 V | 250 V | Dual
diode-triode | Detector, audio amplifier |
| 76 | 5A | 6.3 V | 250
V | Triode | General amplifier |
| 78 | 6F | 6.3 V | 300
V | Pentode | Amplifier, mixer |
| 7A8 | 8U | 6.3 V | 250
V | Octode | Converter |
| Tube | Base# | Fil. Volts | Plate Volts | Tube Type | Use in Circuit |
|---|
| 7B7 | 8V | 6.3 V | 250
V | Pentode | Class 'A' amplifier |
| 7B8 | 8X | 6.3 V | 250
V | Pentagrid converter | Converter |
| 7C6 | 8W | 6.3 V | 250
V | Dual diode-triode | Class 'A' amplifier |
| 7C7 | 8V | 6.3 V | 250
V | Pentode | Class 'A' amplifier |
| 80 | 4C | 5.0 V |
| Double diode | Full-wave rectifier |
| BL49B | BT | 49.0 V |
| Balast | Balast |
| M49H | BT | 49.0
V | | Balast | Balast |
| Bibliography |
| Radio Corporation of
America. 1964. RCA Receiving Tube Manual. RCA Electronic Components
and Devices. Harriosn, NJ. 608 p. |
| Johnson, D.
1992. Antique Radio Restoration Guide. Wallace-Homestead, a division of
Chilton Book Company. Radnor, Pennsylvania. 145 p. |
| Home
| Radios Index | Portuguese |
| Slides Show
| Dial Lamps
| Resistors | Ballast Tubes
| Links |
Copyright 1996-2003©
Carlos Eduardo Lazarini da Fonseca
Comments, questions, fill in gaps, etc, please e-mail clf7@terra.com.br
Created: Sun, Jun 15, 1997
Last update: Thu, Sep 18, 2003
