Westmag Technology Corporation Ltd.

High Sweeping YIG Tuned Bandpass Filters

■  Characteristics
Broad frequency coverage;
High tuning speed up to 80μs／GHz;
Excellent tuning linearity;
High sideband rejection;
Wide operating temperature range;
Digital or analog continious tuning control;
Universal SMA input and output interface.
■  Application
Used in microwave measuring instruments, broadband radar receivers and  Electric War systems.
■  Description
High sweeping YIG-tuned bandpass filters cover frequency ranges of 1 to 2GHz, 2 to 4GHz, 4 to 8GHz and 8 to 12GHz, etc., providing selective pass of desired microwave signals. The device fearures very high sweeping speed, and can be custom designed according to users’ special requirements

Model No	LYS9007	LYS9008	LYS9001	LYS9002
Frequency range，GHz	1～2	2～4	4～8	8～12
3 dB bandwidth, Min，	10MHz	15MHz	20MHz	25MHz
Insert loss ，Max	5dB	4dB	4dB	4dB
Detuning isolation，Min	70dB	70dB	70dB	70dB
Ripple and spurious response combination Min	2dB	2dB	2dB	2dB
Frequency lag，Max	4MHz	6MHz	8MHz	15MHz
Temperature drift of  Center frequency，Max	8MHz	10MHz	15MHz	20MHz
The response time，Max	80μs／GHz	80μs／GHz	100μs／GHz	100μs／GHz
Outline drawing No 3	91—016			91—017
Note: 1. Operating temperature range from －20 to 60 ℃, also available to custom order; 2. All the parameters can be custom designed according to users’ special requirements, for instance, altering the sideband selectivity

The response time of corresponging digital/analog driver to the above Model is as follows: