Model: 8SFB-2G4G-250M-CD-SFF  

Model 8SFB-2G4G-250M-CD-SFF is a an eight channel switch filter bank. This model has eight filter channels within the 2.0 to 4.0GHz frequency range.  This model includes an integral TTL driver and offers fast switching speeds of less than 100nsec.

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Product Feature

Test Data



Number of Filter Channels 8 Channels
Channel 1 Specifications:  
Channel 1Center Frequency 2.125GHz
Channel 1 -3dB Bandwidth 250MHz
Cannel 1 Rejection

-40dB min. @ 1965 & 2285MHz

Channel 2 Specifications:  
Channel 2 Center Frequency 2.375GHz
Channel 2 -3dB Bandwidth 250MHz
Channel 2 Rejection

-40dB min. @ 2196 & 2554MHz

Channel 3 Specifications:  
Channel 3 Center Frequency 2.625GHz
Channel 3 -3dB Bandwidth 250MHz
Channel 3 Rejection

-40dB min. @ 2428 & 2822MHz

Channel 4 Specifications:  
Channel 4 Center Frequency 2.875GHz
Channel 4 -3dB Bandwidth 250MHz
Channel 4 Rejection

-40dB min. @ 2659 & 3091MHz

Channel 5 Specifications:  
Channel 5 Center Frequency 3.125GHz
Channel 5 -3dB Bandwidth 250MHz
Channel 5 Rejection

-40dB min. @ 2890 & 3360MHz

Channel 6 Specifications:  
Channel 6 Center Frequency 3.375GHz
Channel 6 -3dB Bandwidth 250MHz
Channel 6 Rejection

-40dB min. @ 3121 & 3629MHz

Channel 7 Specifications:  
Channel 7 Center Frequency 3.625GHz
Channel 7 -3dB Bandwidth 250MHz
Channel 7 Rejection

-40dB min. @ 3353 & 3897MHz

Channel 8 Specifications:  
Channel 8 Center Frequency 3.875GHz
Channel 8 -3dB Bandwidth 250MHz
Channel 8 Rejection

-40dB min. @ 3584 & 4165MHz

Common Specifications:  
Insertion Loss 6.0dB max.
VSWR 2.0:1 max.
Switching Speed 100nsec max.
Maximum Input Power 20dBm CW

3 Line Decoded TTL

Power Supply

500mA @ +12VDC max.

200mA @ -12VDC max.

Connectors SMA(F)
Size 6.50"L x 6.00"W x 1.75"H

Environmental Ratings:

Temperature:  -40ºC to +85 ºC Operating
 -65ºC to +125 ºC Non-Operating
 Humidity:  MIL-STD-202F, Method 103B Cond. B
 Shock:  MIL-STD-202F, Method 213B Cond. B
 Vibration:  MIL-STD-202F, Method 204D Cond. B
 Altitude:  MIL-STD-202F, Method 105C Cond. B
 Temperature Cycle:  MIL-STD-202F, Method 107D Cond. A