Data set 01
1962 Eimac
Published operating points and test conditions from this source.
Tetrode
Other
radial-beam tetrode with a rated maximum plate dissipation of
1000 W
radial-beam tetrode with a rated maximum plate dissipation of 1000 watts.
It is a low-voltage, high-current tube specifically designed for Class-AB]
1
It is a low-voltage, high-current tube specifically designed for Class-AB]1
be used to advantage. At its rated maximum plate voltage of
3000 V
be used to advantage. At its rated maximum plate voltage of 3000 volts, it
is capable of producing
1630 W
is capable of producing 1630 watts of peak-envelope output power. Two
Heater: Voltage [1]
0
Heater: Voltage ........00iiiiiiinnnens 6.0 + 0.3
Heater: Voltage [2]
6
Heater: Voltage ........00iiiiiiinnnens 6.0 + 0.3
Heater: Voltage [3]
0.3
Heater: Voltage ........00iiiiiiinnnens 6.0 + 0.3
Current, at [1]
6 V
Current, at 6.0 volts .. ... ..o 9.0
Current, at [2]
9 V
Current, at 6.0 volts .. ... ..o 9.0
Direct Interelectrode Capacitances (grounded cathode)
2
Direct Interelectrode Capacitances (grounded cathode)2
Input [1]
500000005 pF
Input ...... 500000005 0005300 0000005060 0¢0 81 pF
Input [2]
5300 pF
Input ...... 500000005 0005300 0000005060 0¢0 81 pF
Input [3]
5060 pF
Input ...... 500000005 0005300 0000005060 0¢0 81 pF
Input [4]
0 pF
Input ...... 500000005 0005300 0000005060 0¢0 81 pF
Input [5]
0 pF
Input ...... 500000005 0005300 0000005060 0¢0 81 pF
Input [6]
81 pF
Input ...... 500000005 0005300 0000005060 0¢0 81 pF
Direct Interelectrode Capacitances (grounded grid and screen)
2
Direct Interelectrode Capacitances (grounded grid and screen)2
RADIO FREQUENCY LINEAR AMPLIFIER TYPICAL OPERATION (Frequencies to
30 MHz
RADIO FREQUENCY LINEAR AMPLIFIER TYPICAL OPERATION (Frequencies to 30 MHz)
Plate Voltage [1]
2000
Plate Voltage . . . .. ...... 2000 2500 3000 Vdc
Plate Voltage [2]
2500
Plate Voltage . . . .. ...... 2000 2500 3000 Vdc
Plate Voltage [3]
3000
Plate Voltage . . . .. ...... 2000 2500 3000 Vdc
Grid Voltage! . . ., [1]
-60
Grid Voltage! . . ., .. ... .. -60 -60 -60 Vdc
Grid Voltage! . . ., [2]
-60
Grid Voltage! . . ., .. ... .. -60 -60 -60 Vdc
Grid Voltage! . . ., [3]
-60
Grid Voltage! . . ., .. ... .. -60 -60 -60 Vdc
DCPLATEVOLTAGE .« v v v v vt v e v [1]
3000 V
DCPLATEVOLTAGE .« v v v v vt v e v 3000 VOLTS Zero-Signal Plate Current . .. 358 250 5758) mz«dc
DCPLATEVOLTAGE .« v v v v vt v e v [2]
358 V
DCPLATEVOLTAGE .« v v v v vt v e v 3000 VOLTS Zero-Signal Plate Current . .. 358 250 5758) mz«dc
DCPLATEVOLTAGE .« v v v v vt v e v [3]
250 V
DCPLATEVOLTAGE .« v v v v vt v e v 3000 VOLTS Zero-Signal Plate Current . .. 358 250 5758) mz«dc
DCPLATEVOLTAGE .« v v v v vt v e v [4]
5758 V
DCPLATEVOLTAGE .« v v v v vt v e v 3000 VOLTS Zero-Signal Plate Current . .. 358 250 5758) mz«dc
_____________ [1]
400
_____________ 400 L Single Tone Plate Current . . . 890 885 mAdc
_____________ [2]
890
_____________ 400 L Single Tone Plate Current . . . 890 885 mAdc
_____________ [3]
885
_____________ 400 L Single Tone Plate Current . . . 890 885 mAdc
gg §LC§EEN VO;;S.SE [1]
1
gg §LC§EEN VO;;S.SE 1.0 XI\OAPE:E Two-Tone Plate Current . ... 645 650 635 mAdc
gg §LC§EEN VO;;S.SE [2]
645
gg §LC§EEN VO;;S.SE 1.0 XI\OAPE:E Two-Tone Plate Current . ... 645 650 635 mAdc
gg §LC§EEN VO;;S.SE [3]
650
gg §LC§EEN VO;;S.SE 1.0 XI\OAPE:E Two-Tone Plate Current . ... 645 650 635 mAdc
gg §LC§EEN VO;;S.SE [4]
635
gg §LC§EEN VO;;S.SE 1.0 XI\OAPE:E Two-Tone Plate Current . ... 645 650 635 mAdc
TECURRENT ... .vvvveens . Zero-Signa! Screen Current [1]
8
TECURRENT ... .vvvveens . Zero-Signa! Screen Current . . 8 6 5 mAdc
TECURRENT ... .vvvveens . Zero-Signa! Screen Current [2]
6
TECURRENT ... .vvvveens . Zero-Signa! Screen Current . . 8 6 5 mAdc
TECURRENT ... .vvvveens . Zero-Signa! Screen Current [3]
5
TECURRENT ... .vvvveens . Zero-Signa! Screen Current . . 8 6 5 mAdc
PLATE DISSIPATION ... ...... « [1]
1000 W
PLATE DISSIPATION ... ...... «... 1000 WATTS Single-Tone Screen Current2. . 35 35 35 mAdc
PLATE DISSIPATION ... ...... « [2]
35 W
PLATE DISSIPATION ... ...... «... 1000 WATTS Single-Tone Screen Current2. . 35 35 35 mAdc
PLATE DISSIPATION ... ...... « [3]
35 W
PLATE DISSIPATION ... ...... «... 1000 WATTS Single-Tone Screen Current2. . 35 35 35 mAdc
PLATE DISSIPATION ... ...... « [4]
35 W
PLATE DISSIPATION ... ...... «... 1000 WATTS Single-Tone Screen Current2. . 35 35 35 mAdc
SCREEN DISSIPATION . . . v v v v vt v v v [1]
12 W
SCREEN DISSIPATION . . . v v v v vt v v v 12 WATTS Two-Tone Screen Currentz P 10 8 8 mAdc
SCREEN DISSIPATION . . . v v v v vt v v v [2]
10 W
SCREEN DISSIPATION . . . v v v v vt v v v 12 WATTS Two-Tone Screen Currentz P 10 8 8 mAdc
SCREEN DISSIPATION . . . v v v v vt v v v [3]
8 W
SCREEN DISSIPATION . . . v v v v vt v v v 12 WATTS Two-Tone Screen Currentz P 10 8 8 mAdc
SCREEN DISSIPATION . . . v v v v vt v v v [4]
8 W
SCREEN DISSIPATION . . . v v v v vt v v v 12 WATTS Two-Tone Screen Currentz P 10 8 8 mAdc
e [1]
0 W
e 0 WATT Plate Output Power . ... ... 930 1300 1630 w
e [2]
930 W
e 0 WATT Plate Output Power . ... ... 930 1300 1630 w
e [3]
1300 W
e 0 WATT Plate Output Power . ... ... 930 1300 1630 w
e [4]
1630 W
e 0 WATT Plate Output Power . ... ... 930 1300 1630 w
Published value
1
1. Adjust to specified zero-signal dc plate current.
Plate Voltage [1]
2000
. : : . Plate Voltage . ......... 2000 2500 3000 Vdc
Plate Voltage [2]
2500
. : : . Plate Voltage . ......... 2000 2500 3000 Vdc
Plate Voltage [3]
3000
. : : . Plate Voltage . ......... 2000 2500 3000 Vdc
Class AB1. Grid Driven(Sinusoidal Wave) Screen Voltage [1]
325
Class AB1. Grid Driven(Sinusoidal Wave) Screen Voltage . . . ... ... 325 325 325 Vds
Class AB1. Grid Driven(Sinusoidal Wave) Screen Voltage [2]
325
Class AB1. Grid Driven(Sinusoidal Wave) Screen Voltage . . . ... ... 325 325 325 Vds
Class AB1. Grid Driven(Sinusoidal Wave) Screen Voltage [3]
325
Class AB1. Grid Driven(Sinusoidal Wave) Screen Voltage . . . ... ... 325 325 325 Vds
Grid Voltage [1]
1.2
Grid Voltage 1.2, . . ... ... -0 -60 -60 Vdc
Grid Voltage [2]
0
Grid Voltage 1.2, . . ... ... -0 -60 -60 Vdc
Grid Voltage [3]
-60
Grid Voltage 1.2, . . ... ... -0 -60 -60 Vdc
Grid Voltage [4]
-60
Grid Voltage 1.2, . . ... ... -0 -60 -60 Vdc
MAXIMUM RATINGS (Per Tube) Zero-Signal Plate Current [1]
500
MAXIMUM RATINGS (Per Tube) Zero-Signal Plate Current .. 500 500 500 mAdc
MAXIMUM RATINGS (Per Tube) Zero-Signal Plate Current [2]
500
MAXIMUM RATINGS (Per Tube) Zero-Signal Plate Current .. 500 500 500 mAdc
MAXIMUM RATINGS (Per Tube) Zero-Signal Plate Current [3]
500
MAXIMUM RATINGS (Per Tube) Zero-Signal Plate Current .. 500 500 500 mAdc
Max Signal Plate Current [1]
1.78
Max Signal Plate Current.. 1.78 1.77 1.76 Adc
Max Signal Plate Current [2]
1.77
Max Signal Plate Current.. 1.78 1.77 1.76 Adc
Max Signal Plate Current [3]
1.76
Max Signal Plate Current.. 1.78 1.77 1.76 Adc
DC PLATE VOLTAGE . . ... .. e
3000 V
DC PLATE VOLTAGE . . ... .. e 3000 VOLTS Zero-Signal
Signal Screen Currentl
16
Signal Screen Currentl. .. 16
DC SCREEN VOLTAGE . . ....... «+ [1]
400 V
DC SCREEN VOLTAGE . . ....... «+.. 400 VOLTS Plate Output Power. . . . . . . 1860 2600 3260 W
DC SCREEN VOLTAGE . . ....... «+ [2]
1860 V
DC SCREEN VOLTAGE . . ....... «+.. 400 VOLTS Plate Output Power. . . . . . . 1860 2600 3260 W
DC SCREEN VOLTAGE . . ....... «+ [3]
2600 V
DC SCREEN VOLTAGE . . ....... «+.. 400 VOLTS Plate Output Power. . . . . . . 1860 2600 3260 W
DC SCREEN VOLTAGE . . ....... «+ [4]
3260 V
DC SCREEN VOLTAGE . . ....... «+.. 400 VOLTS Plate Output Power. . . . . . . 1860 2600 3260 W
DCPLATECURRENT ..o v v vn v e v v v v
1 A
DCPLATECURRENT ..o v v vn v e v v v v 1.0 AMPERE Load Resistance
PLATE DISSIPATION .. ... v v i v v v n [1]
1000 W
PLATE DISSIPATION .. ... v v i v v v n 1000 WATTS (plate to plate) . ...... 2040 2850 3860 Q
PLATE DISSIPATION .. ... v v i v v v n [2]
2040 W
PLATE DISSIPATION .. ... v v i v v v n 1000 WATTS (plate to plate) . ...... 2040 2850 3860 Q
PLATE DISSIPATION .. ... v v i v v v n [3]
2850 W
PLATE DISSIPATION .. ... v v i v v v n 1000 WATTS (plate to plate) . ...... 2040 2850 3860 Q
PLATE DISSIPATION .. ... v v i v v v n [4]
3860 W
PLATE DISSIPATION .. ... v v i v v v n 1000 WATTS (plate to plate) . ...... 2040 2850 3860 Q
SCREEN DISSIPATION [1]
12 W
SCREEN DISSIPATION ... ... 12 WATTS 1. Approximate value.
SCREEN DISSIPATION [2]
1 W
SCREEN DISSIPATION ... ... 12 WATTS 1. Approximate value.
GRID DISSIPATION . . . v v v v vt et v s [1]
0 W
GRID DISSIPATION . . . v v v v vt et v s 0 WATT 2. Adjust to give stated zero-signal plate current.
GRID DISSIPATION . . . v v v v vt et v s [2]
2 W
GRID DISSIPATION . . . v v v v vt et v s 0 WATT 2. Adjust to give stated zero-signal plate current.
Heater: Current at6 [1]
0 V
Heater: Current at6.0 volts . . ... v v v v v vt ..... e 8.1 9.9
Heater: Current at6 [2]
8.1 V
Heater: Current at6.0 volts . . ... v v v v v vt ..... e 8.1 9.9
Heater: Current at6 [3]
9.9 V
Heater: Current at6.0 volts . . ... v v v v v vt ..... e 8.1 9.9
Input ........... e e [1]
75 pF
Input ........... e e . 75 88 pF
Input ........... e e [2]
88 pF
Input ........... e e . 75 88 pF
dissipation at sea level and with inlet air tem- tion double amplitude is
25
dissipation at sea level and with inlet air tem- tion double amplitude is .25 inch.
difference across the tube and socket of
0.2
difference across the tube and socket of 0.2 within specification for grid bias voltage and
At higher altitudes and at VHF increased air [1]
4 V
At higher altitudes and at VHF increased air 4CX1000A is 6.0 volts. The voltage, as measured
At higher altitudes and at VHF increased air [2]
0 V
At higher altitudes and at VHF increased air 4CX1000A is 6.0 volts. The voltage, as measured
At higher altitudes and at VHF increased air [3]
6 V
At higher altitudes and at VHF increased air 4CX1000A is 6.0 volts. The voltage, as measured
drop across tube and socket of [1]
0.3
drop across tube and socket of 0.3 inch of water voltage be allowed to exceed 5% above the rated
drop across tube and socket of [2]
5
drop across tube and socket of 0.3 inch of water voltage be allowed to exceed 5% above the rated
lesser degree depending on individual tube de- bleeder current should approximate
70
lesser degree depending on individual tube de- bleeder current should approximate 70 milliam-
Published value [1]
4
4CX1000A and, under some operating condi- It should be observed that this bleeder power
Published value [2]
0
4CX1000A and, under some operating condi- It should be observed that this bleeder power
The product of the peak screen voltage and the dissipation power is
1000 W
The product of the peak screen voltage and the dissipation power is 1000 watts, Except for
Published value [1]
50 V
50 SCREEN VOLTAGE — 325 VOLTS
Published value [2]
325 V
50 SCREEN VOLTAGE — 325 VOLTS