Bandpass Filters
FB4028
8.55 GHz Bandpass Filter
Radars & Electronic Warfare
Low-loss microwave bandpass filter centered at 8550 MHz for RF front-ends and EW preselection. Silver-plated machined aluminum with SMA female connectors.
Frequency response
Measured S-parameters — interactive.
S11
→
–
Curve modelled from published specifications — indicative, not a measured trace.
Photos
Drawings
General
| Filter Technology | Machined Cavity |
| Frequency Band | X-Band |
Passband
| Center Frequency | 8550 MHz |
| 3 dB BW | 3100 MHz min (3dB) |
| Insertion Loss | 0.5 dB max |
| VSWR | 1.7:1 max |
| Return Loss | 11.7 dB min |
Stopband
| Out of Band Rejection | 58 dBc @ 6000 MHz; 53 dBc @ 11100 MHz |
Environmental
| Operating Temp | -40 °C to +85 °C |