Introduction

BVERI,  the  leading  state-owned  vacuum  electronics  enterprise 

of  China,  is  dedicated  to  providing  vacuum  tubes  from  micro- 

wave,  millimeter  wave  up  to  terahertz  devices  for  radar,  EMC, 

communication, industry, medical, mega science and so on.

BVERI is one of the world-class vacuum devices manufacturers 

which has more than 60 years' experience in research and 

manufacture of microwave tubes.

Research fields

Products

Klystron, traveling-wave tube (including Space travel­

ing-wave tube), magnetron, microwave triode, tetrode, 

gas discharge switch tube, thyratron, trigatron, micro- 

wave power amplifier and MPM, accelerating tube.

Traveling Wave Tube(TWT)

C/X/Ku-Band Broadband 25-100W Helix TWT

Frequency

Power

Gain

Overall

Efficiency

Second Harmonic

Cooling

6-18GHz

100W

25dB

30%

-9dBc

Conduction

8-18GHZ

50W

37dB

18%

-13dBc

Conduction

6-18GHZ

50W

23dB

25%

-9dBc

Conduction

6-18GHZ

40W

23dB

20%

-9dBc

Conduction

8-18GHZ

25W

33dB

15%

-5dBc

Conduction

Millimeter Wave mini-TWT

Frequency

Output

Power

Gain

Overall

Efficiency

Dimensions

18-26.5GHZ

120W

27dB

30%

260X6lX36mm

3

26.5-40GHZ

100W

27dB

30%

260X6lX36mm

3

32-40GHZ

160W

30dB

30%

260X6lX36mm

3

26.5-40GHZ

30W

30dB

20%

175X42X25mm

3

r

»—

L

Ka-Band CW TWT 

K-Band CW TWT

Broadband CW Helix TWT

Frequency

Output

Power

Gain

Overall

Efficiency

Second Harmonic 

Separation

Cooling

4.5-18GHZ

100W

28dB

22%

-2dBc

Conduction

6-18GHZ

200W

38dB

15%

-3dBc

Conduction

6-18GHZ

200W

28dB

28%

-5dBc

Conduction

6-18GHZ

200W

28dB

38%

-5dBc

Conduction

6-18GHZ 200WCWTWT

6-18GHZ 200W Min CW TWT

Ka-Band CW Helix TWT

Frequency

Output

Power

Gain

Overall

Efficiency

Cooling

Pout w/Lin 

IMD

Pout no Lin 

IMD

4GHz

250W

40dB

40%

Conduction

-33dBc

@25W

(OBO)

-30dBc

@25W

(OBO)

Ka-Band CW TWT

X-Band Pulse Helix TWT

Bandwidth

Peak

Power

Average

Power

Overall

Efficiency

Cooling

1GHz

8kW

400W

40%

Conduction

1GHz

4kW

400W

37%

Conduction

1GHz

6kW

600W

38%

Conduction

X/Ku-Band Pulse Helix TWT

Band

Frequency

Peak

Power

Average

Power

Gain

Overall

Efficiency

Cooling

X-Band

1GHz

1000W

40

45dB

48%

Conduction

1GHz

1000W

120

37dB

35%

Conduction

1GHz

600W

120

40dB

30%

Conduction

Ku-Band

2GHz

500W

50

36dB

35%

Conduction

2GHz

500W

100

44dB

38%

Conduction

5GHz

2000W

200

40dB

35%

Conduction

X-Band 1000W Pulse TWT 

Ku-Band 500W Pulse TWT

Coupled Cavity TWT

*

Frequencies:

*

 Max Pulsed power:

* 

Max Bandwidth:

* 

Max Efficiency:

C to Ku Band 

120kW 

over 12% 

30%

X-Band 120kW Coupled Cavity TWT

Specifications:

Frequency:

X band

Bandwidth:

≥l.lGHz

Power:

≥120kW

Gain:

≥40dB

Efficiency:

≥16%

Duty:

≤4%

Weight:

38kg

X-Band 8kW Coupled Cavity TWT

Specifications:

Frequency:

X Band

Bandwidth:

≥800MHz

Power:

≥8kW

Gain:

≥50dB

Efficiency:

≥25%

Duty:

≤45%

Weight:

20kg

Ku-Band 30kW Coupled Cavity TWT

Specifications:

Frequency:

Ku Band

Bandwidth:

≥2GHz

Power:

≥30kW

Gain:

≥40dB

Efficiency:

≥15%

Duty:

≤10%

Weight:

22kg

W-Band Pulsed TW

W-Band CW TWT

Specifications:

Bandwidth:

6GHz

Output power:

100W

Gain:

33dB

Overall Efficiency:

7%

Duty Cycle:

20%

Weight:

2kg

Size:

300 mm X 70 mm X 62 mm

RF Interface:

Waveguide: WR-10

Cooling:

Flange:  UG-387/U  (Modified) 

Conduction

Specifications:

Bandwidth: 

Output power: 

Gain:

Overall Efficiency: 

Duty Cycle: 

Weight:

Size:

RF Interface: 

Cooling:

4GHz

35W

30dB

10

%

Continuous Wave 

2kg

350 mm X 68 mm X 50 mm

Waveguide: WR-10

Flange: UG-387/U (Modified)

Conduction

Klystron

C-Band 300kW Single Beam Klystron

Specifications:

Bandwidth: 

≥200MHz

Power: 

≥ 300kW

Gain: 

≥43dB

Efficiency: 

≥25%

Duty: 

≤0.8%

Weight: 

45kg

Ka-Band 15kW Single Beam Klystron

Specifications:

Bandwidth: 

≥50MHz

Power: 

≥15kW

Gain : 

≥43dB

Efficiency: 

≥19%

Duty: 

≤0.5%

Weight: 

7.5kg

S-Band lOOOkW Multi-Beam Klystron

Specifications:

Bandwidth: 

≥200MHz

Power: 

≥lOOOkW

Gain: 

≥40dB

Efficiency: 

≥40%

Duty: 

≤2%

Weight: 

45kg

X-Band lOOkW Multi-Beam Klystron

Specifications:

Bandwidth: 

≥300MHz

Power: 

≥lOOkW

Gain: 

≥40dB

Efficiency: 

≥20%

Duty: 

≤6.7%

Weight: 

15kg

Ku-Band 20kW Multi-Beam Klystron

Specifications:

Bandwidth: 

≥225MHz

Power: 

≥20kW

Gain: 

≥43dB

Efficiency: 

≥25%

Duty: 

≤5%

Weight: 

7.5kg

X-Band CW Klystron

Specifications:

Bandwidth: 

≥90MHz

Power: 

≥15kW

Gain: 

≥40dB

Efficiency: 

≥25%

Weight: 

25kg

C-Band Coaxial Magnetron

Specifications:

Fixed frequency 

Air cooled 

Power: ≥500kW 

Voltage: ≤ 30kV 

Current: ≤ 40A 

Pulse Duration: l|is 
Duty Cycle: 0.0003 

Weight: 18kg

Ka-Band Coaxial Magnetron

Specifications:

Power: 60kW 
Duty Cycle: 0.001 

Voltage: ≤ 13.5kV 

Current: ≤ 13A 

Pulse Duration: 0.5|is 

Weight: 1.3kg 

Mechanically tunable

Thyratrons Electrical Parameters

Type

Peak Forward Anode 

Voltage

CkV)

Peak Anode 

Current

(M)

Average Anode 

Current

(4)

Cathode Warm­

up Time 

(min)

Dimensions

(mm)

VE4127Y

1〜10

≤0.1

≤0.1

2

(D40X79

VE4149Y

2〜20

≤0.35

≤0.5

3

048X91

VE4148Y

3〜35

≤1.5

≤ 1

10

(D89X166

VE4128Y

3〜35

≤1.5

≤ 1.25

15

0112X190

VE4141Y

3

〜

35

≤2

≤2

15

0112X190

VE4073Y

3

〜

40

≤3

≤3

15

0154X266

VE4130Y

5-50

≤ 15

≤5

15

0160X223

VE4147Y

5-70

≤10

≤10

15

0152 X 392

VE4160Y

5-60

≤5

≤5

15

0152X363

VE4151Y

5

〜

50

≤50

≤15

15

0270X451

Antenna Switch Electrical Parameters

Type

Band

Band

width

Pulse 

Operation 

Power (W)

Voltage

Standing

Wave

Ratio

Total

Insertion

Loss

(dB)

Peak

Leakage

Power

(mW)

Average

Leakage

Power

(mW)

Recovery

Time

(ns)

Dimensions (mm)

VE4153Y

Ka

10%

1500

≤1.35

≤1.0

≤700

≤50

≤2.0

19.1X21.1X30

VE4150Y

Ku

6%

1500

≤1.25

≤1.2

≤70

≤10

≤2.0

33.4X33.4X20.8

VE4175Y

Ku

10%

800

≤1.25

≤1.2

≤500

≤300

≤2.0

34.8 

X 

30.3 X 25.4

VE4142FY

X

11%

3000

≤1.5

≤1.0

≤35

≤10

≤2.0

41.4x41.4x110

VE4123AY

X

10%

1000

≤1.4

≤0.8

≤35

≤10

≤2.0

42 X 42 x 57

VE4168Y

X

20%

800

≤1.3

≤0.3

≤500

≤300

≤2.0

29.2X41.4X41.4

VE4054GY

C

10%

20000

≤1.3

≤0.8

≤100

≤20

≤3.0

88.9x63.5x110

VE4054EY

C

12%

1000

≤1.3

≤0.8

≤60

≤20

≤2.0

89.2x62x87.6

VE4054Y

C

12%

30000

≤1.3

≤0.6

≤8000

≤150

≤5

88.9x63.5x48

VE4065GY

S

10%

3000

≤1.3

≤0.6

≤35

≤10

≤2.0

94.1x121.2x197

VE4065CY

S

10%

1000

≤1.3

≤0.8

≤20

≤10

≤14

138 

X 

138 

X 

220

VE4065BY

S

8%

10000

≤1.3

≤0.5

≤3000

≤120

≤10

138 x 138 x 100.3

VE4158Y

L

15%

3000

≤1.5

≤0.8

≤35

≤10

≤2.0

423 

X 

220.7 

X 

100

Antenna Switches

Ka-band VE4153y

Ku-band VE4150y

X-band VE4142Fy

C-band VE4054Ey

S-band VE4065Cy

L-band VE4158y

Space TWT

Space Traveling Wave Tube

BVERI has developed Space TWT for 10 years. A serial of TWTs 

have  been  developed,  including  tubes  at  different  power  level 

of 10W-160W and frequencies range for L-V band. More than 

200 TWTs have been delivered for space applications.

L Band S Band Ku Band Ka Band Q Band V Band 

Frequency

C Band X Band X Band Ku Band Ku Band 

Frequency

CW TWT

Pulsed TWT

Complete Portfolio for all space TWT by BVERI

L Band Space TWT

RF Output Power

120-160W

Bandwidth

60MHz

Saturation Gain

47dB

Nominal Efficiency

60%

Phase Shift

45°

AM/PM

4.5°/dB

Gain Ripple

0.4dBpp/60MHz

Gain Slope

±0.02dB/MHz

Input VSWR

1.5

output VSWR

1.5

Noise Figure

28dB

Dimensions L X W X H

619x89x77.3(mm)

Mass

2500g

RF Input

SMA

RF Output

TNC

L Band Space TWT

S Band Space TWT

S Band Space TWT

RF Output Power

MOW

Bandwidth

60MHz

Saturation Gain

47dB

Nominal Efficiency

60%

Phase Shift

45°

AM/PM

4.5°/dB

Gain Ripple

0.4dBpp/60MHz

Gain Slope

±0.015dB/MHz

Input VSWR

1.5

output VSWR

1.5

Noise Figure

28dB

Dimensions L X W X H

480X72X81 (mm)

Mass

2000g

RF Input

SMA

RF Output

TNC

Ku-Band Space TWT(RC)

RF Output Power

40~80 W

80~120 W

100~150 W

Bandwidth

2.5GHz

2.5GHz

2 GHz

Saturation Gain

45~55dB/500

MHz

48~55dB/500M

Hz

48~55dB/500M

Hz

Nominal Efficiency

60%

63%

63%

Phase Shift

45°

AM/PM

4.5°/dB

Gain Ripple

0.5dB/500MHz

Gain Slope

0.015dB/MHz

Input VSWR

1.5

output VSWR

1.5

Noise Figure

35dB

Dimensions

L X W X H

330X61X66 (mm)

Mass

lOOOg

RF Input

SMA

RF Output

BJ140 

BJ140 

BJ120

Ku-Band Space TWT(RC)

K/Ka-Band Space TWT

K-Band 100W Space TWT(CC)

K-Band 100W Space TWT(RC)

Frequency

K

Ka

RF Output 

Power

60W

100 W

20 W

12W

30W

55W

100W

Bandwidth

1.0GHz

1.0GHz

Saturation

Gain

50

〜

60dB

44-

54dB

40

〜

44dB 53

〜

58dB

55-

60dB

45~50dB

Nominal

Efficiency

58% 

〜

62% 60%

〜

64%

53%-

58%

50%-

55%

54%-

59%

55%-

60%

55%-

60%

Phase Shift

45

。

45°

50°

50°

AM/PM

4.5° /dB

4.5°/dB

4.5°/dB

4.5° /dB

Gain Ripple

0.5dB/500MHz

0.5dB/

500MHz

1.0dB/

1GHz

1.0dB/

1GHz

0.8dB/

800MHz

1.0dB/

1GHz

Gain Slope

0.015dB/ 

MHz

0.02dB/

MHz

0.02dB/

MHz

0_02dB/

MHz

0.015dB/MHz

0.015dB/

MHz

Input VSWR

1.5

1.5

output

VSWR

1.5

1.5

Noise Figure

35dB

35dB

Dimensions

L X W X H

280X59X65(mm)

305X60X50(mm)

Mass

900g

900g
(Conduction)
M200g
(Radiation)

820g

RF Input

2.92

2.92

WR42

WR34

RF Output

WR51

WR42

WR34

Q/V Band Space TWT

RF Output Power

50W

30W

Bandwidth

5.5GHz

1GHz

Saturation Gain

25dB

40dB

Nominal Efficiency

45%

35%

Phase Shift

50deg

50deg

AM/PM

5.0

5.0

Gain Ripple

1.5dB

1.5dB

Input VSWR

1.7

1.7

output VSWR

1.7

1.7

Noise Figure

33

35

Dimensions LX WX H

301X61X45(mm)

301X61X43(mm)

Mass

2500g

1500g

RF Input

BJ400

BJ620

RF Output

BJ400

BJ620

Q-Band 50W Space TWT

V-Band 30W Space TWT

Pulsed Space TWT

C-Band 100W Space TWT

X-Band Space TWT

Frequency

C-band

X-band

X-band

Ku-band

Ku-band

RF Pulsed Output 

Power

100W

900W

1600W

500W

1000W

Duty Circle

20%

20%

12%

15%

15%

Pulse width

50|is~2ms

20~200ns

Bandwidth

20MHz

3000MHz

1000MHz

400MHz

400MHz

Saturation Gain

48dB

41dB

41dB

42dB

42dB

Nominal Efficiency

55%

47%

50%

52%

55%

Phase Shift

50°

55°

55°

55°

55°

Gain Ripple

0.4dBpp

/20MHz

0.6dBpp

/900MHz

0_6dBpp

/900MHz

0.5dBpp

/400MHz

0.5dBpp

/400MHz

Gain Slope

±0.015dB

/MHz

+0.015dB

/MHz

±0.015dB/

MHz

土

 0.015dB 

/MHz

±0.015dB/M

Hz

Input VSWR

1.5

1.5

1.5

1.5

1.5

output VSWR

1.5

1.5

1.5

1.5

1.5

Noise Figure

35dB

35dB

35dB

35dB

35dB

Dimensions

LxWxH(mm)

397x55x57

271x76x76.3

271x76x

76.3

278X45X120

278X45X120

Mass

1500 g

1500g

1500g

1500g

1500g

RF Input

SMA

SMA

SMA

SMA

SMA

RF Output

TNC

FBP100

FBP100

FBP140

FBP140

Microwave Power Modules (MPM) and Amplifiers

I tern

Parameters

Amplifier Type

CW Power Amplifier

Frequency

6

〜

18GHz

Output Power

≥200W

Efficiency

35%

Gain

53dB

Power Supply

270VDC

Working Temp.

-55-+70°C

Dimension

360mm 

X 180mm X 45mm

Application

ECM

6-18GHZ

32-40GHZ

Item

Parameters

Amplifier Type

CW Power Amplifier

Frequency

32

〜

40GHz

Output Power

≥150W

Efficiency

35%

Gain

52dB

Power Supply

270VDC

Working Temp.

-55-+70°C

Dimension

357mm 

X 180mm X 45mm

Application

ECM/Communication

Microwave Power Amplifiers

Type

Frequency (GHz)

Output Power (W)

Gain (dB)

SA-L-300C01A

1〜2

300

55

TA-SC-200C01A

2〜6

200

53

TA-C-200C01A

4〜8

200

53

TA-CKU-50/100/200C01A

6〜18

50/100/200

47/50/53

TA-XKU-300C01A

8〜18

300

55

TA-K-50/100/150C01A

18

〜

26.5

50/100/150

47/50/52

TA-Ka-40/100/150C01A

26.5〜40

40/100/150

47/50/52

TA-KKa-120C01A

23〜27

120

51

TA-Q-150C01A

40

〜

42.5

150

52

TA-Q-150C01B

42.5-45

150

52

TA-W-20C01A

92〜96

30

30

Magnetron &Thyratron

S Band Magnetron

Parameters:

Output power:

≥2.6 MW

Pulse width:

4.2 |is

Frequency:

2998MHz

Anode current:

≤110 A

Anode voltage:

≤48 kV

Heater voltage:

8.5 V(DC)

Heater current:

9.0 A(DC)

Duty factor:

0.00084

C Band Magnetron

Parameters:

Anode  Voltage: 
Anode  Current: 

Output  Power: 

B-Width:
Pulse Duration: 
Duty Factor:

≤50 kV 
≤120 A 

≥2.5 MW 

10MHz@C band 

5|is 

0.001

X Band Magnetron

Parameters:

Anode Voltage: 

Anode  Current: 

Output  Power: 

B-Width:
Pulse Duration: 
Duty Factor:

≤45 kV 

≤75 A 

≥1.5 MW 

10MHz 

5μs 

0

.001

Thyratron

Parameters:

5 kV 〜70 kV 

100 A 〜50 kA 

0.1A 

〜

10A 

1 Hz 

〜

10kHz

Peak Voltage:
Peak Anode Current: 

Average Anode Current: 

Repetition Frequency:

Microwave Components for Accelerator

Ceramics

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