3cx1200Z7/yu-181
chaRacteRistics
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.
Plate Dissipation (Max.)
Screen Dissipation (Max.)
Grid Dissipation (Max.)
Frequency for Max. rating (CW)
Amplification Factor
Filament/Cathode
Voltage
1,200 Watts
---
50 Watts
110 MHz
200
Thoriated Tungsten
6.3 Volts
25.0 Amps
Grounded Cathode
17.6 pf
Current
Capacitance
Input
Output
9.7 pf
Feedthrough
Capacitance
Input
0.8 pf
---
--- pf
Output
--- pf
Feedthrough
Cooling
--- pf
Forced Air
SK-410 Socket
---
Base
Air Socket
Air Chimney
Boiler
---
---
Length
5.550 in; 140.97 mm
3.5 in; 88.9 mm
2.4 lb ; 1.09 kg
Diameter
Weight
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5,500ꢀ
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4,000ꢀ
---ꢀ
.562ꢀ 53ꢀ 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.
Forꢀꢇꢊformꢂꢉꢇoꢊꢀon this and other CPI products, visit our website at:ꢀwww.ꢈꢅꢇꢇ.ꢈom,
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