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HOME > Microwave Tube > Transmitting Tubes
 
Transmitting Tubes
TRIODES
  • Air Cooling, Water Cooling
  • Triodes　Tetrodes
  • Applications: Induction Heating for Industry
Tetrodes
 
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Triodes <Plate Loss: Less than 1000W>

Type Heater or Filament Trans
Conduct.
(ms)		 Amp.
Factor
μ		 Max
Freq.
(MHz)		 Max. Plate Ratings Output
Power
(kW)		 Cooling
Volt
(V)		 Curr.
(A)		 Volt.
(kV)		 Curr.
(mA)		 Diss.
(W)
6T58RA 5 22 4.5 17 110 6 650 800 2.4 FA
E3061C** 6.3 32 6.5 45 50 7.5 750 800 2.5 FA
7815 ** 6 0.98 25 100 3,000 2 10 10 - C
Notes
1.Type** : For Maintenance use only
2.FA : Forced Air Cooling　C : Conduction Cooling
UP

Triodes <Plate Loss : 1kW - less than 10kW>

Type Heater or Filament Trans
Conduct.
(ms)		 Amp.
Factor
μ		 Max
Freq.
(MHz)		 Max. Plate Ratings Output
Power
(kW)		 Cooling
Volt
(V)		 Curr.
(A)		 Volt.
(kV)		 Curr.
(A)		 Diss.
(kW)
7T69RB
 12.6 35 13 21 110 8 2 4.5 9 FA
7T82JA 5 22 4.5 17 110 6 0.65 1.5 2.4 W
7T84B 6.3 22 4.5 17 110 7 0.8 2 3.8 W
7T84RB 6.3 22 4.5 17 110 7 0.8 1.5 3.8 FA
7T85RB 6.3 35 5 21 110 8 1 2.5 5.1 FA
E3062E 6.3 32 6.3 25 70 7.5 0.75 1.5 3.4 FA
8T20B 12 40 11 21 45 12 2.5 10 18 W
8T20RB 12 40 11 21 45 12 2.5 10 16 FA
8T30A 12 40 6.6 50 30 12 2 6 11 W
8T30RA 12 40 6.6 50 30 12 2 6 11 FA
8T64B 12 40 8 20 45 12 2 10 13 W
8T64RB 12 40 8 20 45 12 2 6 13 FA
8T69JB 12.6 35 12 21 110 8 2 6 9 W
8T85RB 12 40 11 21 40 12 2.5 10 17.5 FA
E3069 12.6 35 13 21 110 8 2.2 5 11 FA
E3097 ** 6.3 22 6.5 35 - 20 0.8 1.5 - FA
E3130 12.6 45 17 21 110 8 2.5 6 13 FA
E3170 12.6 35 10 21 110 8 2.2 5 11 FA
Notes
1.Type** : For Maintenance use only
2.FA : Forced Air Cooling　W : Water Cooling
UP

Triodes <Plate Loss : 10kW - less than 100kW>

Type Heater or Filament Trans
Conduct.
(ms)		 Amp.
Factor
μ		 Max
Freq.
(MHz)		 Max. Plate Ratings Output
Power
(kW)		 Cooling
Volt
(V)		 Curr.
(A)		 Volt.
(kV)		 Curr.
(A)		 Diss.
(kW)
8T25RA
 7.5-
8.5		 110 24 20 40 14 4.5 15 31 FA
8T25 20 31 W
8T61A 8 280 30 20 40 14 8.5 35 57 W
8T72B 8 180 16 20 40 14 6.5 25 40 W
8T84A 8 180 16 20 40 14 6.5 30 42 W
8T85B 12 40 11 21 45 12 3 13 22 W
8T86B 12 40 11 21 45 12 3 13 22 W
8T87B 8 180 16 20 40 14 5 30 42 W
8T87RB 8 180 16 20 40 14 5 20 35 FA
9T16B ** 8 280 30 20 40 12 8.5 50 57 V
9T64B 12 320 70 30 25 15 15 75 137 W
9T71C 11 285 38 30 25 17 13 75 130 W
9T94A 13 320 70 30 25 16 16 80 170 W
E3080A 13 320 60 30 25 16 16 80 170 W
E3116 8 280 30 20 40 14 8.5 25 57 FA
Notes
1.Type** : For Maintenance use only
2.FA : Forced Air Cooling　W : Water Cooling　V : Vapor Cooling
UP

Triodes <Plate Loss: Over 100kW>

Type Heater or Filament Trans
Conduct.
(ms)		 Amp.
Factor
μ		 Max
Freq.
(MHz)		 Max. Plate Ratings Output
Power
(kW)		 Cooling
Volt
(V)		 Curr.
(A)		 Volt.
(kV)		 Curr.
(A)		 Diss.
(kW)
9T38A/
LD961 		18.3 315 90 40 2 15 20 120 210 W
9T40 ** 18 315 80 40 2 15 20 150 240 V
9T83 ** 18 315 80 40 2 15 20 150 240 V
E3050/
9T75		 17.5 470 130 30 2 15 40 250 450 W
E3085 15.8-
18		 450 130 30 2 15 40 250 320 W
E3109 ** 18 315 80 40 2 15 20 150 240 V
Notes
1. Type** : For Maintenance use only
2.W : Water Cooling　V : Vapor Cooling
UP

Tetrodes <Plate Diss Up To 1000W >

Type Heater or Filament Trans
Conduct.
(ms)		 Use
 Max
Freq.
(MHz)		 Max. Ratings Plate
Output
(W)		 Cooling
Volt
(V)		 Curr.
(A)		 Plate Volt.
(V)		 Plate Curr.
(mA)		 Plate Diss.
(W)
7F37R 4.0 35 15(0.4) CT *
ABI**
SSB		 130
30 		4000
5000		 700
700 		1000
1000 		1250
1800		 FA
Notes
1.* In case for operating 90MHz. 　** In case for operating below 30MHz.
2.FA : Forced Air Cooling
UP

Tetrodes <Plate Diss Up To 10kW >

Type Heater or Filament Trans
Conduct.
(ms)		 Use
 Max
Freq.
(MHz)		 Max. Ratings Plate
Output
(W)		 Cooling
Volt
(V)		 Curr.
(A)		 Plate Volt.
(V)		 Plate Curr.
(A)		 Plate Diss.
(W)
7F71R 4.0 78 65 (1.6) CT *
BTV**		 130
300		 5000
5000		 1.8
1.8		 3500
3500		 5000
1100		 FA
8F45R 7.5 75 23 (1.0) CT
CP
ABI		 110
110
110		 8000
5500
8000		 3.0
2.5
3.0		 5000
5000
5000		 14000
5500
6000		 FA
E3030B 7.5 24 8.3 (0.2) Switch & regulator - 100000

***5

 1500 - OFA
E3113 7.5 17 8.2 (0.2) Switch - 150000 ***3 1300 - O
Notes
1.* In case for operating 90MHz. 　** In case for operating below 30MHz.
　*** Pulse plate current. 　
2.FA : Forced Air Cooling　OFA : Oil or Forced air cooling　O : Oil cooling
UP

Tetrodes <Plate Diss 10kW Up>

Type Heater or Filament Trans
Conduct.
(ms)		 Use
 Max
Freq.
(MHz)		 Max. Ratings Plate
Output
(kW)		 Cooling
Volt
(V)		 Curr.
(A)		 Plate Volt.
(V)		 Plate Curr.
(A)		 Plate Diss.
(kW)
8F67R 6.9-7.5 126 65 (3.0) CT
BTV**		 230
230		 8000
8000		 4.5
6		 15
15		 15.5***
15.2***		 FA
8F68 8.5 185 85 (3.0) CT
BTV*		 220
220		 11000
11000		 9
12
 30
30		 40
30		 VF
8F68R 8.5 185 85 (3.0) CT
BTV*		 220
220		 10000
10000		 8
10		 25
25 		40
30		 FA
8F76R 7.5 120 60 (2.5) CT
BTV*		 250
250		 10000
10000		 4.5
5.5		 15
15		 15
12		 FA
9F45 16 345 150 (10) CT**
CP**		 30
30		 15000
15000		 25
20		 150
100 		250
150		 VF
Notes
1.* Bandwidth of 6.0MHz,sync.Level.
　* In grounded control-grid Screen-grid curcuit. ** In case for operating below 30MHz.
　*** Effective power.
2.FA : Forced Air Cooling　VF : Vapor cooling, Forced ventilation
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