Electron Tubes for Industrial, Broadcast and Ham Radio Applications

 

 

 

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3CX2500H3

 

 

 

The 3CX2500H3 is designed primarily for use in industrial RF heating services.

 

 

 

 

Filament
Thoriated Tungsten
Filament Voltage
7.5V
Filament Current
51.5A
Capacitances

(Gnd.Kath. Connection)

Input
35.0pF
Output
0.9pF
Feed-through
20.0pF
Amplification Factor
20
Plate Dissipation (Max.)
4000W
Grid Dissipation (Max.)
150W
Frequency for Max. Ratings (CW)
75MHz
Transconductance
20000umhos
Base
Flexible Leads
Cooling
Forced Air
Maximum Seal&Anode Core Temperature
250℃
Weight (approximate)
3.4kg
Operating Position
Vertical, base up or down
 

 

 

 

Class of Operation Type of Service Max. Ratings TYPICAL OPERATION
Plate Voltage

(V)

Plate Current

(A)

Plate Voltage

(V)

Plate Current

(A)

Drive Power

(W)

Output Power

(W)

C RF Industrial

Oscillator or Amplifier

6000 2.5 6000 2.1 136 10000
C Grid Driven RF Amplifier 6000 2.5 6000 2.1 136 10000
C Grid Driven RF Amplifier Plate Modulated 5500 2.0 5000 1.3 115 5300
AB Grid Driven AF Amplifier or Modulator 6000 2.5 6000 3.0* 113 13000
 

 

* Two tubes

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

GREENSTONE USA
Copyright © 2001 GREENSTONE USA All rights reserved.
Revised: October 20, 2010