MFC 21000-3890/4200

21000-3890/4200 C-Band Bandpass Filter | Extreme 5G Rejection, Outdoor Rated

The 21000-3890/4200 C-band filter delivers robust protection against out-of-band interference with a 3890–4200 MHz passband and up to 90 dB rejection below 3700 MHz and above 4400 MHz. It features low insertion loss, excellent return loss, and tight group delay control, making it ideal for 5G, WiMAX, and RADAR mitigation in outdoor SATCOM systems.

Key Features:

Passband: 3890–4200 MHz
Rejection:
• 90 dB below 3700 MHz & above 4400 MHz
• 70 dB @ 3800 MHz
• 55 dB @ 3870 MHz
• >30 dB from 4230–4250 MHz
Insertion Loss: 1.0 dB max @ 4200 MHz, 1.6 dB max @ 3890 MHz
Return Loss: ≥20 dB (≤1.22:1 VSWR)
Group Delay: ≤1.0 ns within ±0.5 MHz
Flanges: CPR-229G (input), CPR-229F (output)
Environment: IP67 weatherproof, –40°C to +60°C
Application: 

Outdoor C-band satellite systems requiring strong adjacent-band interference suppression