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High Frequency Metal Ceramic Power Grid Tube Vacuum Triode (8T25RA)
| Price | $1600.00 |
|---|---|
| Min Order | 1 Piece |
| Availability | In Stock |
| Shipping From | Zhejiang, China |
| Popularity | 468 people viewed |
Model NO.:
8T25RA
Shape:
Metal Porcelain Tube
Shielding Type:
Other
Cooling Method:
Air Cooled Tube
Working Frequency:
High Frequency
Structure:
Metal Ceramic
Encapsulation Structure:
Other
Power Level:
High Power
Material:
Metal Ceramic
Filament Voltage:
7.5-8.5V
Filament Current:
130A
Amplifcation Factor:
20
Max Power:
31kw
Working Position:
Vertical
Max Height:
402.5mm
Max Diameter:
202mm
Max Weight:
10.7kg
Cooling:
Forced Air
Trademark:
SETEC
Transport Package:
Foam Packing
Origin:
China
HS Code:
8540890090
Product Description
8T25RA, it is metal ceramic high-power triode, with the directly heated thorium tungsten cathode, the anode is cooled by forced air. Max anode dissipation power 15kW, when the frequency is less than 40MHz, the continue output power can up to 28kW, this tube is mainly used as oscillators and amplifiers in industrial high frequency medium heated equipments.
Limit Working Conditions:
Rf Power Amplification and Oscillation
(Class C telegraphic state)
Typical Operation:
(Oscillating)
We manufacture the following all models.
FC-10FA, FC-10FT, FC-732F, FC-735F, FC-735FT, FC305F, FC311, FC312F, FC620F, FC620FT,FD911S, FD003Z, FD-5S.
FC10FT, FC201F, FC307F, FC307FS, FC308C, FC310C, FC310F, FC502F, FC732F, FC734F, FC735F.
FU-33, FU-833A, 833A, 833C, FU-74F/RY-74B, FU-100F, FU-728F, FU-113F, FU-113FG, FU-998F, FU-5S, FU-62S, FU-610F, FU-610FA, FU-610S, FU-724F, FU-724S, FU-727F, FU-824F, FU-824FA, FU-832F, FU-834F, FU-834FA, FU-836F, FU-924F,FU-924FA,FU-928F,FU-101F,FU-101M,FU-101Z,FU-101C,FU-832C,FU-832FA, FU-832F,FU-832M, FU-917F,FU-917M, FU-307S, FU-74F, FU-250F, FU-252F, FU-946F, FU-947F FU611F, FU612F, FU613F, FU001F, FU104C, FU104Z, FU115F, FU116F, FU252F, FU615F, FU616C, FU617F, FU618F, FU720F, FU820C,FU820F, FU002F, FU617FT, FU-84F, FU-74F, FU-1608C, FU-1608F.
GU84B, GU74B, GU78B.
FM70FT,ML8533, ML8536,YU191B, YU191C, YU-148, YU-108,, YU-148, YU-191B,YL1050, YL1057, YL1631, YL1420,YD1202, YD1212.
BW1184J2F, BW1185J2F, BW1184J, BW1185J, BW1184J2, BW1185J2, BW1608J2F, BW1608J.CQK25-2,CQK50-2.
3CX4500H3,3CX6000A7,3CX2500H3,3CX2500A3,3CX2500F3,3CX3000A7,3CX3000F7,3CX1500D3,3CX10000D3,3CX10000A3,3CX10000A7,3CX10000H3,3CX15000A3,3CX15000A7,3CX15000H3,3CX20000H3,3CX20000A7,3CX800A7,3CPX800A7,3CX1500A7,3CPX1500A7,3CX5000A7,3CPX5000A7,YU-158.
YC-156,YC-156A,YC-179,YC-236,YC-257.
3CW5000F1,3CW5000F3,3CW40000H3,3CW45000H3,3CW20000A7,3CW20000H3,
3CW20000H7,3CW30000H3,3CW30000A7,3CW30000H7.
3CX2500A3,3CX2500F3,3CX2500H3,3CX3000A7, 3CX1500A7, 3CW20000A7.
4CX250B, 4CX250R, 4CX250FG, 4CX800A/RY-74B, 4CX800A, 4CX350A, 4CX350F, 4CX1000A,4CX1500B,4CX3500A,4CW1000A,4CX1500A,4CX3000A,4CX5000A,4CX5000R,4CX7500A,4CX10000D,4CX10000J,4CX15000A,4CX20000C,4CX20000D,4CX20000E,4CV100000C, 4CX250K, 4CX1500A, 4CX3000A, 4CX3500A, 4CX15000A, 4CV100000C, 4CX35000C, 4CX5000A,5CX1500A.
CTK12-4, CTK12-1, CTK15-2, CTK25-4, ITK12-1, ITK3-1, ITK5-1, ITK15-2, ITK30-2, ITK60-2, ITK70-2, ITK90-1, ITL12-1, ITL3-1, ITL5-1, ITL9-1, ITL15-2.
TH5-6, TH6-3A, TH382, TH382, TH584, TH338, TH331, TH537, TH527, TH327, TH582, TH558, TH610, TH375, TH576, TH373, TH328, TH347.
E3061, E3062, E3062E, E3069, E3130.
RS3060CL, RS3060CJ, RS3021CJ, RS3026CJ, RS3040CJ, RS3041CJ, RS3041CJ, RS3040CJ, RS3060CJC, RS3021, RS2048CJ, RS2048CJC, RS1034SK, RS1034SL, RS1072C, RS2054SK.
8560AS, 928F,836F, 8741, 7T85, 7T69, 8F75R, 7F71RA, 8F68R.
6T51, 6T58RA, 7T62R, 7T62RE, 7T85RB, FU-947F, 7T69RB, 7T84RB, 7T69RB, 8T25RA, 8T85B, 8T85RB, 8T87RB, 8F76R, 8T69JB.
SK300 Socket, SK1300 Socket, SK2210 Socket, SK184 Socket..
| Filament Voltage | 8±0.5V |
| Maximum filament impulse current | 240A |
| Filament Current | 130A |
| Amplification Factor | 20 |
| Transconductance(1a=2A) | 24mA /V |
| Interelectrode Capacitances | |
| Grid - Anode | 32pF |
| Grid - Filament | 46pF |
| Anode - Filament | 1.8pF |
| Maximum working frequency | 40MHz |
| Maximum Diameter | 202mm |
| Maximum Height | 402.5mm |
| Weight | 10.7kg |
| Operating position | Vertical or anode down |
| Cooling | Forced air |
| Anode cooling air flow | 25m³/min |
| Air flow on filament heat | 1m³/min |
| Max temperature at any point tube envelope | 250ºC |
| The highest temperature terminal | 200ºC |
Limit Working Conditions:
Rf Power Amplification and Oscillation
(Class C telegraphic state)
| DC Anode Voltage | 14kV |
| DC Anode Current | 4.5A |
| DC Grid Voltage | -2000V |
| DC Grid Current | 0.8A |
| Grid Dissipation | 400W |
| Anode Dissipation | 15kW |
Typical Operation:
(Oscillating)
| Frequency | 40MHz |
| DC Anode Voltage | 10V 12V |
| DC Anode Current | 4 3.7A |
| DC Grid Current | 0.4 0.4A |
| Grid Resistance | 2.5 2.8kΩ |
| Anode Output Power | 28 31kW |
8T25RA is a High frequency metal ceramic Power grid tube triode designed specifically for industrial applications. This tube uses a coaxial design and metal-ceramic technology. This tetrode may be operated in CW or pulse modes.
For operation in pulse mode, the parameters depend on each equipment characteristics.We manufacture the following all models.
FC-10FA, FC-10FT, FC-732F, FC-735F, FC-735FT, FC305F, FC311, FC312F, FC620F, FC620FT,FD911S, FD003Z, FD-5S.
FC10FT, FC201F, FC307F, FC307FS, FC308C, FC310C, FC310F, FC502F, FC732F, FC734F, FC735F.
FU-33, FU-833A, 833A, 833C, FU-74F/RY-74B, FU-100F, FU-728F, FU-113F, FU-113FG, FU-998F, FU-5S, FU-62S, FU-610F, FU-610FA, FU-610S, FU-724F, FU-724S, FU-727F, FU-824F, FU-824FA, FU-832F, FU-834F, FU-834FA, FU-836F, FU-924F,FU-924FA,FU-928F,FU-101F,FU-101M,FU-101Z,FU-101C,FU-832C,FU-832FA, FU-832F,FU-832M, FU-917F,FU-917M, FU-307S, FU-74F, FU-250F, FU-252F, FU-946F, FU-947F FU611F, FU612F, FU613F, FU001F, FU104C, FU104Z, FU115F, FU116F, FU252F, FU615F, FU616C, FU617F, FU618F, FU720F, FU820C,FU820F, FU002F, FU617FT, FU-84F, FU-74F, FU-1608C, FU-1608F.
GU84B, GU74B, GU78B.
FM70FT,ML8533, ML8536,YU191B, YU191C, YU-148, YU-108,, YU-148, YU-191B,YL1050, YL1057, YL1631, YL1420,YD1202, YD1212.
BW1184J2F, BW1185J2F, BW1184J, BW1185J, BW1184J2, BW1185J2, BW1608J2F, BW1608J.CQK25-2,CQK50-2.
3CX4500H3,3CX6000A7,3CX2500H3,3CX2500A3,3CX2500F3,3CX3000A7,3CX3000F7,3CX1500D3,3CX10000D3,3CX10000A3,3CX10000A7,3CX10000H3,3CX15000A3,3CX15000A7,3CX15000H3,3CX20000H3,3CX20000A7,3CX800A7,3CPX800A7,3CX1500A7,3CPX1500A7,3CX5000A7,3CPX5000A7,YU-158.
YC-156,YC-156A,YC-179,YC-236,YC-257.
3CW5000F1,3CW5000F3,3CW40000H3,3CW45000H3,3CW20000A7,3CW20000H3,
3CW20000H7,3CW30000H3,3CW30000A7,3CW30000H7.
3CX2500A3,3CX2500F3,3CX2500H3,3CX3000A7, 3CX1500A7, 3CW20000A7.
4CX250B, 4CX250R, 4CX250FG, 4CX800A/RY-74B, 4CX800A, 4CX350A, 4CX350F, 4CX1000A,4CX1500B,4CX3500A,4CW1000A,4CX1500A,4CX3000A,4CX5000A,4CX5000R,4CX7500A,4CX10000D,4CX10000J,4CX15000A,4CX20000C,4CX20000D,4CX20000E,4CV100000C, 4CX250K, 4CX1500A, 4CX3000A, 4CX3500A, 4CX15000A, 4CV100000C, 4CX35000C, 4CX5000A,5CX1500A.
CTK12-4, CTK12-1, CTK15-2, CTK25-4, ITK12-1, ITK3-1, ITK5-1, ITK15-2, ITK30-2, ITK60-2, ITK70-2, ITK90-1, ITL12-1, ITL3-1, ITL5-1, ITL9-1, ITL15-2.
TH5-6, TH6-3A, TH382, TH382, TH584, TH338, TH331, TH537, TH527, TH327, TH582, TH558, TH610, TH375, TH576, TH373, TH328, TH347.
E3061, E3062, E3062E, E3069, E3130.
RS3060CL, RS3060CJ, RS3021CJ, RS3026CJ, RS3040CJ, RS3041CJ, RS3041CJ, RS3040CJ, RS3060CJC, RS3021, RS2048CJ, RS2048CJC, RS1034SK, RS1034SL, RS1072C, RS2054SK.
8560AS, 928F,836F, 8741, 7T85, 7T69, 8F75R, 7F71RA, 8F68R.
6T51, 6T58RA, 7T62R, 7T62RE, 7T85RB, FU-947F, 7T69RB, 7T84RB, 7T69RB, 8T25RA, 8T85B, 8T85RB, 8T87RB, 8F76R, 8T69JB.
SK300 Socket, SK1300 Socket, SK2210 Socket, SK184 Socket..
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