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Product Catalogue
 I¡¢Integrated microwave mixer
¡¡1¡¢Mixer series
¡¡2¡¢Frequency multiplier series
¡¡3¡¢Image rejection mixer series
¡¡4¡¢I/Q mixer and image suppression mixer
¡¡5¡¢Wideband single sideband up-frequency converter/mixer (modulator) series
 II¡¢Integrated microwave oscillators (frequency sources)
 III¡¢Microwave controlling devices
 IV¡¢Microwave Amplifiers
 V¡¢Passive microwave devices
 VI¡¢Microwave components and modules
 

¡ôMicrowave attenuator series
 
 
 

Features of the products:
¡ôHigh stability
¡ôGood repeatability
¡ôWide dynamic range for attenuation
¡ôGood linearity
¡ôLow requirement to the control source
¡ôSmall insertion loss
¡ôOperating temperature range: -55¡«+85¡æ.

Brief introduction of the products:

¡¡The microwave switch and modulator serial products developed and manufactured by Hengwei Microwave Electronic Co Ltd. adopt advanced micro-electronic packaging technology.
¡¡This serial products mainly include the following two categories: high speed numerically controlled attenuators and high power numerically controlled attenuators.

Application of the products:

¡¡This serial products are ideal devices for magnitude control of microwave signals in the microwave systems.
 
Microwave high-speed numerically controlled attenuators
 
Model Frequency
(GHz)		 Attenuation range (dB) Attenuation step (dB) Control digit Attenuation accuracy (dB) Attenuation flatness
(dB)		 Insertion loss
(dB)		 Standing wave
ratio
(dB)		 Outline

HW-AT-PX-0.5-6

0.4¡«10

31.5

0.5

6

¡À 0.7

¡À 0.7

5

2

HW-AT-5

HW-AT-PX-1-6

0.4¡«10

63

1

6

¡À 1.5

¡À 1.5

0¡À2

2

HW-AT-6

HW-AT-A-10-2

0.5¡«2

30

10

2

¡À 0.7

¡À 0.7

2

2

HW-AT-2

HW-AT-A-10-3

0.5¡«2

30

10

3

¡À 0.7

¡À 0.7

2

2

HW-AT-3

HW-AT-A-3-4

0.5¡«2

45

3

4

¡À 1

¡À 1

3

2

HW-AT-4

HW-AT-A-1-6

0.5¡«2

63

1

6

¡À 1

¡À 1

4

2

HW-AT-6

HW-AT-PS-1-5

0.7¡«3.7

31

1

5

¡À 0.5

¡À 0.5

4

2

HW-AT-5

HW-AT-PS-2-5

0.7¡«3.7

62

2

5

¡À 1

¡À 1

0¡À1

2

HW-AT-6

HW-AT-B-10-2

2¡«6

30

10

2

¡À 0.7

¡À 0.7

2

2

HW-AT-2

HW-AT-B-3-4

2¡«6

45

3

4

¡À 1

¡À 1

4

2

HW-AT-4

HW-AT-B-1-6

2¡«6

63

1

6

¡À 1.5

¡À 1.5

5

2

HW-AT-6

HW-AT-M-10-3

2¡«18

30

10

3

¡À 1.5

¡À 1.5

5

2

HW-AT-3

HW-AT-SC-0.5-6

2.4¡«8

31.5

0.5

6

¡À 0.5

¡À 0.5

4.5

2

HW-AT-5

HW-AT-SC-1-6

2.4¡«8

63

1

6

¡À 1

¡À 1

0¡À1

2

HW-AT-6

HW-AT-M-40-1

6¡«18

40

40

1

¡À 1.5

¡À 1.5

4

2

HW-AT-1

HW-AT-M-10-2

6¡«18

30

10

2

¡À 1.5

¡À 1.5

5

2

HW-AT-2

HW-AT-M-3-4

6¡«18

45

3

4

¡À 1.5

¡À 1.5

7

2

HW-AT-4

HW-AT-M-1-5

6¡«18

31

1

5

¡À 1.5

¡À 1.5

8

2

HW-AT-5

HW-AT-M-1-6

6¡«18

63

1

6

¡À 2

¡À 2

10

2

HW-AT-6
 

Type selection guide: Hengwei Microwave Electronic Co. Ltd. undertakes customization of different kinds of microwave high-speed numerically controlled attenuators.
Operating temperature: -55¡«+85¡æ.
Operating voltage: typical ¡À5V.
Design can be done according to special requirement of the user;
Frequency range: can cover 1 MHz¡«20 GHz.
Switching time: typical value, 70 ns.
Controlling characteristics: TTL control, on/off mode is determined by the user.
The maximum attenuation range can be up to 128 dB.
The outline and packaging form can be produced according to the requirement of the user.

 

Microwave high power numerically controlled attenuators

 
Model Frequency
(GHz)		 Max. attenuation
(dB)		 Attenuation
Step
(dB)		 Control
digit		 Attenuation accuracy
(dB)		 Attenuation
Flatness
(dB)		 Insertion
loss (dB)		 Standing wave ratio

HW-PAT-R-3-2

0.5¡«2

9

3

2

¡À 0.6

¡À 0.6

0.8

1.3

HW-PAT-R-4-2

0.5¡«2

12

4

2

¡À 0.6

¡À 0.6

0.8

1.3

HW-PAT-R-3-3

0.5¡«2

21

3

3

¡À 1

¡À 1

1.0

1.3

HW-PAT-R-4-3

0.5¡«2

28

4

3

¡À 1

¡À 1

1.0

1.3

 

Type selection guide: Hengwei Microwave Electronic Co. Ltd. undertakes customization of different kinds of Microwave high power numerically controlled attenuators.
Operating temperature: -55¡«+85¡æ.
Operating voltage: typical:+5V and -30V.
Design can be done according to special requirement of the user;
Frequency range: can cover 500 MHz¡«4 GHz.
Switching time: 1¡«2¦Ìs.
Controlling characteristics: TTL control, on/off mode is determined by the user.
Peak power can be up to more than 3000 W, and the average power is up to more than 30 W.
The outline and packaging form can be produced according to the requirement of the user.
   
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¡¤ HENGWEI MICROWAVE ELECTRONIC CO. LTD. ¡¤

Address:4F ,Sihai Industrial Park ,Xixing Street 12#, Gaoxin Xiqu, Chengdu City, Sichuan Province, P. R. of China