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Interdigital Cavity Bandpass Filters, Wide bandwidth

 

Sirius Microwave's series of interdigital filters cover frequencies from 400MHz to 20GHz. These filters are available for bandwidths from 1% to 80% and with 3 to 20+ resonant sections. Interdigital design features high "Q", wide passband and symmetric response. Some examples of Interdigital designs are listed in table below. Contact factory for details here.
Features:
High "Q" Response
Low Insertion Loss
Symmetric Rejection
3 dB Bandwidth from 1-80%
3 to 20+ sections
Stopbands up to 2.7*Fc

 

Specifications:
Model no.
Center Frequency [MHz]
1dB Bandwidth[MHz]
VSWR
Insertion Loss [dB]
Lower Stopband DC to [GHz]
Higher Stopband from [GHz]
Higher Stopband to [GHz]
Stopband attenuation [dB]
Power
FID10-1400-600
1400
600
1.5 : 1
0.4
0.9
1.95
3.1
50
50
FID8-7000-4000
7000
4000
1.5 : 1
0.6
2.7
10.3
19
50
10
FID12-9000-4600
9000
4600
1.5 : 1
0.6
5.5
12.5
21
60
10
FID7-9200-250
9200
250
1.5 : 1
1.2
8.85
9.55
20
60
10
FID14-11000-6000
11000
6000
1.7 : 1
1.0
7
15
25
60
5
FID10-13000-10000
13000
10000
1.7 : 1
1.0
6
20.5
30
40
5

NOTE: Click on the model number to view a datasheet. You must have Adobe Acrobat Reader to view *.pdf files. Download Adobe Acrobat Reader here!

Model no. description:

FID
12-
13000-
10000
1
2
3
4
1-Filter Type, 2-Number of Sections, 3-Center Frequency (MHz), 4-Bandwidth (MHz)

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