MFC 13961W-I-3578/4178

13961W-I-3578/4178 C-Band Bandpass Filter | 3578–4178 MHz | High 5G & Out-of-Band Rejection

The 13961W-I-3578/4178 C-band filter is built for satellite receive systems requiring robust midband and high-frequency interference protection. It offers strong rejection up to 70 dB typ. at 3378 and 4378 MHz, with low insertion loss and excellent group delay stability. Compact CPR-229G/F design makes it ideal for outdoor SATCOM installations.

Key Features:

Passband: 3578–4178 MHz
Insertion Loss: 0.5 dB typ. @ Fo
VSWR: 1.44:1 typ.
Group Delay Variation: ≤8 ns
Stopband Rejection:
• ≥45 dB @ 3528 & 4228 MHz
• 55 dB typ. @ 3428 & 4328 MHz
• 70 dB typ. @ 3378 & 4378 MHz
• 80 dB typ. @ 5825–7250 MHz
• 50 dB typ. @ 7250–7750 MHz
Flanges: CPR-229G (input), CPR-229F (output)
Application: C-band downlinks requiring midband and upper-band interference suppression