4cx1000a/8168
cHaRacteRistics
Plate Dissipation (Max.)
Screen Dissipation (Max.)
Grid Dissipation (Max.)
Frequency for Max. rating (CW)
Amplification Factor
Filament/Cathode
Voltage
The 4CX1000A/8168 is a low voltage, high current
tetrode specifically designed for Class AB1 RF lin-
ear amplifier or audio amplifier applications where
its high gain and low distortion characteristics
may be used to advantage.
1000 Watts
12 Watts
0 Watts
110 MHz
---
Oxide Coated
6.0 Volts
Current
9.0 Amps
Grounded Cathode
81.0 pf
Capacitance
Input
Output
11.8 pf
Feedthrough
Capacitance
Input
.01 pf
Grounded Grid
35.5 pf
Output
12.0 pf
Feedthrough
Cooling
.00 pf
Forced Air
Special, Breechblock
SK-800B
Base
Air Socket
Air Chimney
Boiler
SK-806
---
Length
4.80 in; 122.00 mm
3.37 in; 85.50 mm
27 oz; 0.77
Diameter
Weight
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Voꢁꢉꢂꢌꢆꢀ cꢋrrꢆꢊꢉꢀ
Voꢁꢉꢂꢌꢆꢀꢀ Voꢁꢉꢂꢌꢆꢀ cꢋrrꢆꢊꢉꢀ ꢀpowꢆrꢀ powꢆrꢀ
(Voꢁꢉꢃ)ꢀ
3,000ꢀ
3,000ꢀ
(amꢅꢃ)ꢀ
1.0ꢀ
(Voꢁꢉꢃ)ꢀ
3,000ꢀ
3,000ꢀ
(Voꢁꢉꢃ)ꢀ
(amꢅꢃ)ꢀ (Wꢂꢉꢉꢃ)ꢀ (kꢇꢁoWꢂꢉꢉꢃ)
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aB1ꢀ
aB1ꢀ
RFꢀꢁꢇꢊꢆꢂrꢀꢂmꢅꢁꢇfiꢆrꢀꢂꢉꢀ30ꢀMHzꢀ
aFꢀꢂmꢅꢁꢇfiꢆrꢀorꢀmodꢋꢁꢂꢉorꢀ
325ꢀ
1.8ꢀ
1.8ꢀ
---ꢀ
---ꢀ
1.63
3.23
1.0ꢀ
325ꢀ
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