Model Number

3CW20000A7

The 3CW20000A7 is a water cooled in anode, ceramic-metal hign-mu amplifier factor triode containing a thoriated tungsten carbide cathode which is designed for mainly used in AF amplifier in class B or modulator, linear amplifier and hign frequency amplifier in class C of which the maximum of plate dissipation up 20, grid dissipation up 500W and operaing frequency up 110MHz.

GENERAL CHARACTERISTICS

Filament Voltage 7.5 V
Filament Current 99 A

Interelectrode Capacitance (Grouded Cathode)
Cin 59 pF
Cout 0.2 pF
Cgp 36 pF
Interelectrode Capacitance (Grouded Grid)
Cin 59 pF
Cout 36 pF
Cak 0.2 pF
Amplification Factor 200
Operation Position Vertical, base up or down

Cooling
Anode Water
Stem Forced Air
Maximum Seal Temprature 250 °C
Maximum Height 285 mm
Maximum Diameter 118.10 mm
Appro. Weight 5.2 kg


4CX150F 4CX250B/FG 4CX300A 4CX350A/F

4CX1000A 4CX1500A/B 4CX3000A 4CX5000A

4CX10000D 4CX15000A 4CPX150K 6T51 7T62R

E3062 7T69RB 7T84RB 7T85RB 8T25RA 8T85RB

8T87RB 3CX800A7 3CX1500A7 3CX2500A3/F3/H3

3CX3000A1/A7/F1/F7 3CX4500F3(YU-108)

3CX6000A7(YU-148) 3CX10000A3/A7/H3

3CX15000A3/A7/H3 3CX20000H3 3CW30000H3

3CW40000H3 3CW45000H3

6T51 7T62R(E3062C) 8T25RA8T85RB 8T87RB

7T69RB 7T84RB 7T85RB 3CX800A7 3CX1500A7

3CX2500A3/F3/H33CX3000A3/F7/A7 3CX4500/F3

YU-108 3CX6000A7(YU-148) 3CX10000A3/F3/H3

3CX15000A3/F3/H3 3CX20000H3 3CW30000H3

33CW40000H3 3CX45000H3 BW1184J2 BW1185J2

BW1608F RS3060CJ RS3500C TH382 TH347 TH5-6

ITL5-1 TH6-3A


Microwave CW Magnetrons:


2450MHz 850W??50W??000W??KW??0KW,

915MHZ 5KW??0Kw,

At the same time , please be kindly to provide us your type needed , and then we can give you our similar products to replace it!