5cx1500a
chaRacteRistics
Plate Dissipation (Max.)
Screen Dissipation (Max.)
Grid Dissipation (Max.)
Frequency for Max. rating (CW)
Amplification Factor
Filament/Cathode
Voltage
The 5CX1500A is designed for use as a Class C rf
power amplifier in radio frequency applications.
For FM broadcast service, the 5CX1500B is rec-
ommended in place of the 5CX1500A, for improved
reliability.
1,500 Watts
75 Watts
25 Watts
110 MHz
5.5
Thoriated Tungsten
5.0 Volts
Current
40.0 Amps
Grounded Cathode
75.0 pf
Capacitance
Input
Output
16.5 pf
Feedthrough
0.2 pf
Capacitance
Grounded Grid
34.5 pf
Input
Output
16.5 pf
Feedthrough
.05 pf
Cooling
Forced Air
Special Ring/
Breechblock
SK-840
Base
Air Socket
Air Chimney
Boiler
SK-806
---
Length
4.95 in; 125.70 mm
3.37 in; 85.60 mm
30 oz; 850 gm
Diameter
Weight
ꢀ
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ꢀ
typicalꢀOpeRatiOn
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cꢁꢂꢃꢃꢀofꢀꢀ
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ꢀ
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pꢁꢂꢉꢆꢀꢀ
pꢁꢂꢉꢆꢀ
pꢁꢂꢉꢆꢀ
sꢈrꢆꢆꢊꢀ
pꢁꢂꢉꢆꢀ
Drꢇvꢆꢀ
Oꢋꢉꢅꢋꢉꢀ
ꢀ
ꢀ
Voꢁꢉꢂꢌꢆꢀ cꢋrrꢆꢊꢉꢀ
Voꢁꢉꢂꢌꢆꢀꢀ Voꢁꢉꢂꢌꢆꢀ cꢋrrꢆꢊꢉꢀ ꢀpowꢆrꢀ powꢆrꢀ
(Voꢁꢉꢃ)ꢀ
5,000ꢀ
3,500ꢀ
4,000ꢀ
4,000ꢀ
(amꢅꢃ)ꢀ
1.0ꢀ
(Voꢁꢉꢃ)ꢀ
4,500ꢀ
3,200ꢀ
4,000ꢀ
3,800ꢀ
(Voꢁꢉꢃ)ꢀ
(amꢅꢃ)ꢀ (Wꢂꢉꢉꢃ)ꢀ (kꢇꢁoWꢂꢉꢉꢃ)
ꢀ
ꢀ
ꢀ
ꢀ
cꢀ
RFꢀꢂmꢅꢁꢇfiꢆrꢀ
500ꢀ
0.90ꢀ
0.80ꢀ
0.70ꢀ
1.3ꢀ
9.0ꢀ
10.0ꢀ
---ꢀ
3.18
1.958
1.785
3.22
cꢀ
RFꢀamꢅꢁꢇfiꢆrꢀꢅꢁꢂꢉꢆꢀmodꢋꢁꢂꢉꢆdꢀ
RFꢀꢁꢇꢊꢆꢂrꢀꢂmꢅꢁꢇfiꢆrꢀ
0.8ꢀ
500ꢀ
aB1ꢀ
aB1ꢀ
1.0ꢀ
500ꢀ
aFꢀꢂmꢅꢁꢇfiꢆrꢀorꢀmodꢋꢁꢂꢉꢆdꢀ
1.0ꢀ
500ꢀ
---ꢀ
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