MaxiMuMRatings
typicalOpeRatiOn
classof
typeofservice
plate
plate
plate
screen
plate
Drive
Output
Operation
Voltage current
Voltage Voltage current
power
power
(Volts)
(amps)
(Volts)
(Volts)
(amps) (Watts) (kiloWatts)
aB1
RFlinearamplifierat30MHz
3,000
1.0
3,000
325
1.8
---
1.63
aB1
aFamplifierormodulator
3,000
1.0
3,000
325
1.8
---
3.23
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.
4cx1000a/8168
Forinformationon this and other CPI products, visit our website at:www.cpii.com,
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
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.
cHaRacteRistics
Plate Dissipation (Max.)
1000 Watts
Screen Dissipation (Max.)
12 Watts
Grid Dissipation (Max.)
0 Watts
Frequency for Max. rating (CW)
110 MHz
Amplification Factor
---
Filament/Cathode
Oxide Coated
Voltage
6.0 Volts
Current
9.0 Amps
Capacitance
Grounded Cathode
Input
81.0 pf
Output
11.8 pf
Feedthrough
.01 pf
Capacitance
Grounded Grid
Input
35.5 pf
Output
12.0 pf
Feedthrough
.00 pf
Cooling
Forced Air
Base
Special, Breechblock
Air Socket
SK-800B
Air Chimney
SK-806
Boiler
---
Length
4.80 in; 122.00 mm
Diameter
3.37 in; 85.50 mm
Weight
27 oz; 0.77