High Frequency Transmitter Power Tube (TH375)

• Customization: Available
• Shape: Metal Porcelain Tube
• Cooling Method: Water and Forced Air
• Model NO.: TH375, TH537, TH558, TH576
• Working Frequency: High Frequency
• Encapsulation Structure: Other
• Power Level: High Power
• Material: Metal Ceramic
• Filament Voltage: 10V
• Filament Current: 86A
• Amplifcation Factor: 70
• Power: 10kw
• Working Position: Vertical
• Max Height: 150mm
• Max Diameter: 172mm
• Max Weight: 8.9kg
• Cooling: Water and Forced Air
• Transport Package: Foam Packing
• Trademark: SETEC JINGGUANG
• Origin: China
• HS Code: 8540890090
• Production Capacity: 10PCS Monthly

Product Description

It is a coaxial metal-ceramic directly heating tetrode for the frequency up to 300MHz, it is forced air-cooled, it is particularly suitable for TV transmitters in grounded control grid screen-grid circuit.

Electrical Characteristics

Heater Voltage	10.0V
Heater Current	86A
Cathode Emission Current	40A
Internal Amplification Factor	7.5
Transconductance	70mA/V
Interelectrode Capacitances
Cathode-Control-grid	76pF
Control-grid-Screen-grid	122pF
Screen-grid-Anode	22pF
Cathode-Anode	0.07pF
Control-grid-Anode	0.75pF
Screen-grid-Cathode	5.5pF

Limit Working Conditions:

Frequency	250 MHz
Anode DC Voltage	5.5    kV
Screen-grid DC Voltage	1000   V
Control-grid DC Voltage	-250   V
Peak Cathode Current	35     A
Anode Dissipation	12     kW
Control-grid Dissipation	50     W
Screen-gird Dissipation	150    W

Typical Operation:

TV vision transmitter
Frequency	220     220    220    MHz
Bandwidth(-3dB)	12      18     12      MHz
Bandwidth(-1.2dB)	7       10      7      MHz
Output power, sync. Level	16      12     12      kW
Output power, black level	9       6.6     6.6     kW
Anode voltage	5.2      4      4.8     kV
Screen grid voltage	900     800    800     V
Control grid voltage	-85     -75     -75     V
Peak RF control grid voltage, Sync. Level	170     140    130     V
Anode current, black level	3.8      3.7    3.1      A
Screen grid current, black level	20      110    100     mA
Control grid current, black level	50      60      30     mA
Anode input power, black level	19.8    14.9    14.9    kW
Drive power, sync. Level	46      30      10     W
Anode dissipation, black level	0.8      8.3     8.3     kW
Screen grid dissipation, black level	110     88      80      W
Control grid dissipation, black level	2       25       2      W
Anode load resistance	570     400     600     Ω
Combined vision and sound amplifier for TV translators (Grounded control-grid screen-grid circuit, vision to sound ratio10:1)
Frequency	220     220     MHz
Bandwidth	10      10      MHz
Output power, sync. Level	5.5      2.2      kW
3-tone inter modulation ratio	≥58    ≥60     dB
Anode voltage	4.7      3.6      kV
Screen grid voltage	850     850      V
Control grid voltage	-70     -70       V
Anode current, black level	2.8     2.25      A
Screen grid current, black level	80       0       mA
Control grid current, black level	20       0       mA
Anode input power, black level	13.2     8.1      kW
Drive power, sync. Level	150      90      W

Product Picture

Dimension(mm)

Product Description

TH375 is a High Frequency Metal ceramic transmitter tube designed specifically for industrial applications. This tube uses a coaxial design and metal-ceramic technology. This tube 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-834F, FU-834FA, FU-924F, FU-924FA, FU, FU-101F/M, FU-101Z, FU-101C, FU-832C/FA, FU-832F/M, FU-917F/M, FU-307S, FU-74F, FU-84F, FU-250F, FU-252F, FU-946F, FU611F, FU612F, FU613F, FU001F, FU104C, FU104Z, FU115F, FU116F, FU252F, FU615F, FU616C, FU617F, FU618F, FU720F, FU820C, FU820F, FU002F, FU617FT.
FM70FT,
ML8533, ML8536
YU191B, YU191C, YU-148, YU-108(3CX4500H3), YU-148(3CX6000A7), YU-191B,
YL1050, YL1057, YL1631, YL1420,
CQK25-2, CQK50-2
3CX2500H3, 3CX2500A3/F3, 3CX3000A7, 3CX3000F7, 3CX1500D3, 3CX10000D3, 3CX10000A3/A7, 3CX10000H3, 3CX15000A3/A7, 3CX15000H3, 3CX20000H3, 3CX20000A7,
3C(P)X800A7, 3C(P)X1500A7, 3CPX5000A7,
3CW5000F1/F3, 3CW40000H3, 3CW45000H3, 3CW20000A7, 3CW20000H3, 3CW20000H7, 3CW30000H3/A7, 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/J, 4CX15000A, 4CX20000C/D/E, 4CV100000C, 4CX250K, 4CX1500A, 4CX3000A, 4CX15000A, 4CV100000C, 4CX35000C, 4CX5000A
5CX1500A,
CTK12-4, CTK12-1, CTK15-2, CTK-25-4, ITK12-1, ITK3-1, ITK5-1, ITK15-2, ITK30-2, ITK60-2, 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, TH375, TH537, TH558, TH373.
E3061, E3062, E3062E, E3069, E3130,
RS3060CL, RS3060CJ, RS3021CJ, RS3026CJ, RS3040CJ, RS3041CJ, RS3041CJ/CLX, RS3040CJ/CLX, RS3060CJ/CLX, 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, 8T85RB, 8T87RB, 8F76R, 8T69JB,
SK300 Socket, SK1300 Socket, SK2210 Socket, SK184 Socket.

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