4cW100,000D
cꢌaRacteRistics
Plate Dissipation (Max.)
Screen Dissipation (Max.)
Grid Dissipation (Max.)
Frequency for Max. rating (CW)
Amplification Factor
Filament/Cathode
Voltage
The 4CW100,000D is recommended for use as a
Class C RF amplifier or oscillator, a Class AB RF
linear amplifier, or a Class AB push-pull AF ampli-
fier or modulator. The 4CW100,000D is also useful
as a plate and screen modulated Class RF ampli-
fier, and in pulse modulator-regulator service.
100,000 Watts
1,750 Watts
500 Watts
30 MHz
4.5
Thoriated Tungsten
10.0 Volts
Current
295 Amps
Capacitance
Input
Grounded Cathode
440 pf
Output
55.0 pf
Feedthrough
Capacitance
Input
2.3 pf
Grounded Grid
175 pf
Output
57.0 pf
Feedthrough
Cooling
0.4 pf
Water and Forced Air
Special Graduated Rings
SK-1500
Base
Air Socket
Air Chimney
Boiler
N/A
N/A
Length
18.00 in; 457.00 mm
8.00 in; 203.00 mm
60.0 lb; 27.2 kg
Diameter
Weight
MaxiMuM Ratings
typical OpeRatiOn
cꢀꢁꢂꢂ of
Oꢄꢅrꢁꢈꢆoꢉ
tꢃꢄꢅ of sꢅrvꢆꢇꢅ
pꢀꢁꢈꢅ
pꢀꢁꢈꢅ
pꢀꢁꢈꢅ
sꢇrꢅꢅꢉ
pꢀꢁꢈꢅ
Drꢆvꢅ
Oꢊꢈꢄꢊꢈ
powꢅr
Voꢀꢈꢁꢋꢅ cꢊrrꢅꢉꢈ
Voꢀꢈꢁꢋꢅ Voꢀꢈꢁꢋꢅ cꢊrrꢅꢉꢈ
powꢅr
(Voꢀꢈꢂ)
(amꢄꢂ)
(Voꢀꢈꢂ)
(Voꢀꢈꢂ)
(amꢄꢂ) (Wꢁꢈꢈꢂ) (kꢆꢀoWꢁꢈꢈꢂ)
c
c
aB1
aB1
---
RF amꢄꢀꢆfiꢅr
RF amꢄꢀꢆfiꢅr pꢀꢁꢈꢅ Modꢊꢀꢁꢈꢅd
RF lꢆꢉꢅꢁr amꢄꢀꢆfiꢅr
aF amꢄꢀꢆfiꢅr or Modꢊꢀꢁꢈor (2 ꢈꢊbꢅꢂ)
swꢆꢈꢇh tꢊbꢅ or pꢊꢀꢂꢅ Modꢊꢀꢁꢈor
20,000
17,500
20,000
20,000
40,000
15.0
15.0
15.0
15.0
200
19,000
16,000
18,000
18,000
38,000
750
750
1,500
1,500
1,500
10.0
10.0
10.0
20.0
112
1,165
870
165.0
138.0
---
123.0
---
1,680
246.0
3,600.0
The values listed above represent specified limits for the product and are subject to change. The data should be used for basic
information only. Formal, controlled specifications may be obtained from CPI for use in equipment design.
For ꢆꢉformꢁꢈꢆoꢉ on this and other CPI MPP products, visit our website at: www.ꢇꢄꢆꢆ.ꢇom,
or contact: CPI Microwave Products Division, Eimac Operation,607 Hansen Way, Palo Alto, CA 94303
t e l e p h o n e : 1(800) 414-8823. f a x : (650) 592-9988 | e m a il : powergrid@cpii.com