4cx15,000R
chaRacteRistics
Plate Dissipation (Max.)
Screen Dissipation (Max.)
Grid Dissipation (Max.)
Frequency for Max. rating (CW)
Amplification Factor
Filament/Cathode
Voltage
The 4CX15,000R is identical to the 4CX15,000A
except that it has a mesh filament. The mesh fila-
ment is particularly well suited to FM service at
108 MHz due to reduced filament inductance. It
is also recommended for VHF TV linear amplifier
service to 225 MHz.
15,000 Watts
450 Watts
200 Watts
110 MHz
4.5
Thoriated Tungsten
6.3 Volts
Current
160 Amps
Grounded Cathode
160.5 pf
Capacitance
Input
Output
24.5 pf
Feedthrough
Capacitance
Input
1.5 pf
Grounded Grid
67.0 pf
Output
25.5 pf
Feedthrough
Cooling
0.2 pf
Forced Air
Special, Coaxial
SK-300A
Base
Air Socket
Air Chimney
Boiler
SK-316
---
Length
9.38 in; 238.00 mm
7.58 in; 193.00 mm
12.8 lb; 5.80 kg
Diameter
Weight
ꢀ
ꢀ
ꢀ
ꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀMaxiMuMꢀRatingsꢀ
ꢀ
typicalꢀOpeRatiOn
ꢀ
ꢀ
ꢀ
cꢁꢂꢃꢃꢀofꢀꢀ
Oꢅꢆrꢂꢉꢇoꢊꢀ
ꢀ
tꢄꢅꢆꢀofꢀsꢆrvꢇꢈꢆꢀ
pꢁꢂꢉꢆꢀꢀ
pꢁꢂꢉꢆꢀ
pꢁꢂꢉꢆꢀ
sꢈrꢆꢆꢊꢀ
pꢁꢂꢉꢆꢀ
Drꢇvꢆꢀ
Oꢋꢉꢅꢋꢉꢀ
ꢀ
ꢀ
Voꢁꢉꢂꢌꢆꢀ cꢋrrꢆꢊꢉꢀ
Voꢁꢉꢂꢌꢆꢀꢀ Voꢁꢉꢂꢌꢆꢀ cꢋrrꢆꢊꢉꢀ ꢀpowꢆrꢀ powꢆrꢀ
(Voꢁꢉꢃ)ꢀ
10,000ꢀ
8,000ꢀ
(amꢅꢃ)ꢀ
6.0ꢀ
(Voꢁꢉꢃ)ꢀ
10,000ꢀ
8,000ꢀ
(Voꢁꢉꢃ)ꢀ
(amꢅꢃ)ꢀ (Wꢂꢉꢉꢃ)ꢀ (kꢇꢁoWꢂꢉꢉꢃ)
ꢀ
ꢀ
ꢀ
ꢀ
ꢀ
cꢀ
cꢀ
RFꢀꢂmꢅꢁꢇfiꢆrꢀ
750ꢀ
4.6ꢀ
3.7ꢀ
4.3ꢀ
8.5ꢀ
3.3ꢀ
220ꢀ
150ꢀ
---ꢀ
36.5
23.5
28.5
57.7
16.5
pꢁꢂꢉꢆꢀmodꢋꢁꢂꢉꢆdꢀRFꢀꢂmꢅꢁꢇfiꢆrꢀ
RFꢀꢁꢇꢊꢆꢂrꢀꢂmꢅꢁꢇfiꢆrꢀ
4.0ꢀ
750ꢀ
aB1ꢀ
aB1ꢀ
---ꢀ
10,000ꢀ
10,000ꢀ
6,500ꢀ
6.0ꢀ
10,000ꢀ
10,000ꢀ
6,000ꢀ
1,500ꢀ
1,500ꢀ
700ꢀ
aFꢀꢂmꢅꢁꢇfiꢆrꢀorꢀmodꢋꢁꢂꢉorꢀ
tꢆꢁꢆvꢇꢃꢇoꢊꢀꢁꢇꢊꢆꢂrꢀꢂmꢅꢁꢇfiꢆrꢀ
6.0ꢀ
---ꢀ
5.0ꢀ
1,350ꢀ
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 Operation, 607 Hansen Way, Palo Alto, CA 94303
telephone: 1(800) 414-8823. fax: (650) 592-9988 | email: powergrid@cpii.com