Data set 01
1962 Eimac
Published operating points and test conditions from this source.
Tetrode
Other
The EIMAC
5000 a
The EIMAC 4CX35,000D0 is a ceramic/metal forced-air cooled power
Current, at
275 A
Current, at 10,0 voIts . o « ¢ o ¢ o o o o « 275 A
COUL
51 a
COUL 4 o & o o o o s o s o o o a s s s o s o 51 pF
COP ¢ o o o o v s s v e e a s e e e e e e ey
2.3 a
COP ¢ o o o o v s s v e e a s e e e e e e ey 2.3 pfF
CiN & o ¢ o o o o o o ¢ s o s s o o s o s o »
195 pF
CiN & o ¢ o o o o o o ¢ s o s s o o s o s o » 195 pF
COULt v o ¢ o o o o o ¢ o s s s o o s
55 pF
COULt v o ¢ o o o o o ¢ o s s s o o s 8 s o o 55 pF
CPK « ¢« ¢ o o ¢ o ¢ e°¢c o o o
0.5 pF
CPK « ¢« ¢ o o ¢ o ¢ e°¢c o o o 8 s s o o o o & 0.5 pF
Maximum Frequency for Full Ratings (CW) . . . « «
30 MHz
Maximum Frequency for Full Ratings (CW) . . . « « 30 MHz
Maximum Operating Temperature, Anode Core or Ceramic/Metal Seals . . . « « « ¢ .« &
250 °C
Maximum Operating Temperature, Anode Core or Ceramic/Metal Seals . . . « « « ¢ .« & 250°C
BASE » o« « o o s o o o o o s o s o o o s ¢ o s s s o
2 a
BASE » o« « o o s o o o o o s o s o o o s ¢ o s s s o 2 a s s a2 o s s s o s s « Special, graduated rings
Available Screen Grid Bypass Capacitor Components . « ¢« o ¢ o « o ¢ o o o &
149089 pF
Available Screen Grid Bypass Capacitor Components . « ¢« o ¢ o « o ¢ o o o & 2300 pF - EIMAC P/N 149089
RADIO FREQUENCY LINEAR AMPLIFIER TYPICAL OPERATION (Frequencies to
30 MHz
RADIO FREQUENCY LINEAR AMPLIFIER TYPICAL OPERATION (Frequencies to 30 MHz)
DC PLATE CURRENT .,
0.16 AMPERES
DC PLATE CURRENT ., . 15 AMPERES Single-Tone Screen Current * , , . . 0.23 0.16 Adc
PLATE DISSIPATION
335 KILOWATTS
PLATE DISSIPATION . . 35 KILOWATTS Peak rf Grid Driving Voltage * ., ., . . 287 335 v
SCREEN DISSIPATION
0 WATTS
SCREEN DISSIPATION . 1750 WATTS Peak Driving Power * . . . . . « ¢« ¢ . 0 0 w
GRID DISSIPATION
33 WATTS
GRID DISSIPATION . . 500 WATTS Plate Dissipation * , . 5 00 0 O 30 33 kW
* Approximate; will vary tube to tube. Resonant Load Impedance
1019 Ohms
* Approximate; will vary tube to tube. Resonant Load Impedance . 593 1019 Ohms
varian EIMAC /
94070 A
varian EIMAC / 301 Industrial Way / San Carlos, CA 94070 / U.S.A.
RADIO FREQUENCY POWER AMPLIFIER TYPICAL OPERATION (Frequencies to
30 MHz
RADIO FREQUENCY POWER AMPLIFIER TYPICAL OPERATION (Frequencies to 30 MHz)
DC PLATE CURRENT
25 AMPERES
DC PLATE CURRENT . . 15 AMPERES Plate Dissipation * ., . . . « « & & 14,7 15 25 kW
PLATE DISSIPATION
140 KILOWATTS
PLATE DISSIPATION . . 35 KILOWATTS Plate Output Power * ., . . . + «. « & 56.6 85 140 kW
SCREEN DISSIPATION ,
1750 WATTS
SCREEN DISSIPATION , 1750 WATTS
GRID DISSIPATION
500 WATTS
GRID DISSIPATION . . 500 WATTS * Approximate; will vary tube to tube.
PLATE MODULATED RADIO-FREQUENCY TYPICAL OPERATION (Frequencies to
30 MHz
PLATE MODULATED RADIO-FREQUENCY TYPICAL OPERATION (Frequencies to 30 MHz)
DC PLATE CURRENT
655 AMPERES
DC PLATE CURRENT . . 15 AMPERES Peak rf Grid Driving Voltage * , . . . . . 640 655 v
PLATE DISSIPATION **
120 KILOWATTS
PLATE DISSIPATION ** 23 KILOWATTS Calculated Driving Power * , , . . . « « & 130 120 W
SCREEN DISSIPATION #
13.6 WATTS
SCREEN DISSIPATION # 1750 WATTS Plate Dissipation * . . . ¢ ¢« ¢ ¢« o « o & 10.6 13.6 kW
GRID DISSIPATION #
90 WATTS
GRID DISSIPATION # 500 WATTS Plate Output Power * . . ¢ ¢ ¢ ¢ o o o o & 60 90 kW
Resonant Load Impedance . . « +« ¢ ¢ & & &
1110 Ohms
Resonant Load Impedance . . « +« ¢ ¢ & & & 705 1110 Ohms
** Corresponds to
100 kilowatts
** Corresponds to 35 kilowatts at 100% sine-wave modulation,
DC PLATE CURRENT
33 AMPERES
DC PLATE CURRENT . . 15 AMPERES Max.Signal Plate Dissipation * ## . . . . 30.3 33 kW
PLATE DISSIPATION
170 KILOWATTS
PLATE DISSIPATION . . 35 KILOWATTS Plate Output Power * , , . . e e e s e s 113 170 kW
SCREEN DISSIPATION
2040 WATTS
SCREEN DISSIPATION . 1750 WATTS Load Resistance (plate to p\ate) « s e s e 1190 2040 Ohms
GRID DISSIPATION .,
500 WATTS
GRID DISSIPATION ., . 500 WATTS
Filament Current, at
290 A
Filament Current, at 10,0 VOItS & o &« v & ¢ & o o « o & e s s s s e s e s e s e 260 290 A
CiN o o o o o o « o o
480 pF
CiN o o o o o o « o o 5 o o o s s o s o o s o s o o s o s o 5 s s s 8 s s oo 410 480 pF
COUt &« & o o ¢ o o o o o o o o
56 pF
COUt &« & o o ¢ o o o o o o o o 6 s o o o o o 6 6 6 5 6 5 6 6 2 0 06 0 0 0 s 46 56 pF
COP o« o o o o o o o o o o s s s s s o s s s o o TQr e e e e e e e e e
3.2 pF
COP o« o o o o o o o o o o s s s s s o s s s o o TQr e e e e e e e e e 1.5 3.2 pF
CiN o
215 a
CiN o 4 o o o o o a o o o o o o o o 58 o s o o a s 8 s s o6 s o s s 06 o o o o 185 215 pF
COUL
60 a
COUL 4 o ¢ 4 o o o o o o o o o s o o o o 06 o 0 o6 86 s o6 06 0 s v s 06 8 06.a o 50 60 pF
CPK o o o ¢ o o o o o o o o o o s o o o ¢ o s a o s s o
0.6 a
CPK o o o ¢ o o o o o o o o o o s o o o ¢ o s a o s s o 8 o6 s 06 8 s s 06 o o0 - 0.6 pF
external surfaces of the tube is
250 °C
external surfaces of the tube is 250°C. Sufficient ing variation in the equipment itself, It does not
ceramic/metal seals, below
250 °C
ceramic/metal seals, below 250°C.
erature at
40 °C
erature at 225°C with 40°C ambient cooling air are
tabulated below (for operation below
30 MHz
tabulated below (for operation below 30 MHz). This
maintain envelope temperatures less than
250 °C
maintain envelope temperatures less than 250°C,
be Vimited to
15 volts
be Vimited to 100 volts {peak). at voltages higher than 15 kilovoits produce
pation is
500 watts
pation is 500 watts, determined approximately by its rated voltages and currents, is a potential
pation is
1750 watts
pation is 1750 watts., With no ac applied to the on all sides of tubes operating at these voltages
A current path from the screen to cathode in the ent on frequency. Under
300 A
A current path from the screen to cathode in the ent on frequency. Under 300 MHz most of the energy
for the tube is
35000 watts
for the tube is 35,000 watts. When operated as a by many variables in most applications, such as
watts, which corresponds to
100 watts
watts, which corresponds to 35,000 watts at 100% tween tube terminals, and wiring effects. To con-
Standard RS
191 a
Standard RS-191. This requires use of a specially
of #
94070 A
of #30 AWG copper wire. The wire will remain Way; San Carlos, CA 94070 U.S.A.