CPI 3CX1200Z7

The YU-181/3CX1200Z7 is a high- mu, forced
air cooled, rugged, ceramic triode for use as a
grounded grid, zero bias class AB2 amplifier.
Class of Operation
AB
Characteristics
Plate Dissipation (Max.)
Screen Dissipation (Max.)
Grid Dissipation (Max.)
Frequency for Max. rating (CW)
Amplification Factor
Filament/Cathode
Voltage
Current
Capacitance
Input
Output
Feedthrough
Capacitance
Input
Output
Feedthrough
Cooling
Base
Air Socket
Air Chimney
Boiler
Length
Diameter
Weight
Maximum Ratings
Type of Service
Plate Voltage
(Volts)
Plate
Current
(Amps)
RF linear amplifier
5,500
0.8
T ypical Operation
Plate
Screen
Voltage Voltage
(Volts)
(Volts)
4,000
1,200 Watts
--50 Watts
110 MHz
200
Thoriated Tungsten
6.3 Volts
25.0 Amps
Grounded Cathode
17.6 pf
9.7 pf
0.8 pf
----- pf
--- pf
--- pf
Forced Air
SK-410 Socket
------5.550 in; 140.97 mm
3.5 in; 88.9 mm
2.4 lb ; 1.09 kg
---
Plate
Current
(Amps)
.562
Drive
Output
Power Power
(Watts) (kiloWatts)
53
1.615
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.
For information on this and other CPI products, visit our website at: www.cpii.com,
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
CPI | 3cX1200Z7/ YU-181
CPI | 4CW50,000J
3CX1200Z7/YU-181