4cW10,000B
chaRacteRistics
Plate Dissipation (Max.)
Screen Dissipation (Max.)
Grid Dissipation (Max.)
Frequency for Max. rating (CW)
Amplification Factor
Filament/Cathode
Voltage
The 4CW10,000B is recommended for use as a
linear amplifier for HF and VHF service. It incorpo-
rates a special anode cooling jacket and a thori-
ated tungsten mesh filament to achieve very low
noise modulation of the electron stream. The tube
is rated for full input up to 110 MHz.
12,000 Watts
250 Watts
75 Watts
110 MHz
4.5
Thoriated Tungsten
7.5 Volts
Current
75 Amps
Capacitance
Input
Grounded Cathode
120 pf
Output
20.5 pf
Feedthrough
Capacitance
Input
0.7 pf
Grounded Grid
56 pf
Output
21.5 pf
Feedthrough
Cooling
0.1 pf
Water and Forced Air
Special Coaxial
SK-300A
Base
Air Socket
Air Chimney
Boiler
---
---
Length
9.0 in; 23.0 cm
4.33 in; 11.0 cm
8.6 lb; 3.9 kg
Diameter
Weight
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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.
Forꢀꢇꢊformꢂꢉꢇoꢊꢀon this and other CPI products, visit our website at:ꢀwww.ꢈꢅꢇꢇ.ꢈom,
or contact: CPI MPP Division, Eimac Operations, 607 Hansen Way, Palo Alto, CA 94303
telephone: 1(800) 414-8823. fax: (650) 592-9988 | email: powergrid@cpii.com