Model: 4SFB-2G18G-CD-SFF 
Model 4SFB-2G18G-CD-SFF is a a four channel switch filter bank that operates over the 2GHz to 18GHz frequency range. This model includes an integral TTL driver and offers fast switching speeds of less than 500nsec.
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Specifications:
| Number of Filter Channels | 4 Channels |
| Channel 1 Specifications: | |
| Channel 1Center Frequency | 2.75GHz |
| Channel 1 Passband | 2.0 to 3.5GHz |
| Cannel 1 Rejection | -50dBc min. at DC to 0.4GHz & 4.0 to 7.0GHz |
| Channel 2 Specifications: | |
| Channel 2 Center Frequency | 4.75GHz |
| Channel 2 Passband | 3.5 to 6.0GHz |
| Channel 2 Rejection | -50dBc min. @ DC to 0.4GHz & 7.0 to 12.0GHz |
| Channel 3 Specifications: | |
| Channel 3 Center Frequency | 8.2GHz |
| Channel 3 Passband | 6.0 to 10.4GHz |
| Channel 3 Rejection | -50dBc min. @ DC to 0.4GHz & 12.0 to 18.0GHz |
| Channel 4 Specifications: | |
| Channel 4 Center Frequency | 14.2GHz |
| Channel 4 Passband | 10.4 to 18.0GHz |
| Channel 4 Rejection | Not Specified |
| Common Specifications: | |
| Insertion Loss | 7.0dB max. |
| Isolation: | 60dB min. |
| Low Side Filter Rejection: | 24dB/Octave in all four channels |
| VSWR | 2.0:1 max. |
| Switching Speed | 500nsec max. |
| Control | 4 Line Decoded TTL |
| RF Power Rating | +27dBm CW max. |
| Power Supply | 100mA @ +5VDC max. 50mA @ -15VDC max. |
| Connectors | SMA(F) |
| Size | 3.0"L x 2.6"W x 0.75"H |
Environmental Ratings:
| Temperature: | -40ºC to +85 ºC Operating |
| -40 ºC 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 |