MFC 7893D-3900/4200
C-Band Interference Elimination Filter
Passband: 3.9–4.2 GHz

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The 7893D-3900/4200 C-band bandpass filter is designed to suppress adjacent-band interference just outside the 3900–4200 MHz passband. Offering up to 35 dB stopband rejection at 3845 MHz and 4255 MHz, it effectively reduces signal degradation from nearby WiMAX, 5G, or RADAR transmissions. With low insertion loss and a compact form factor, it integrates easily with single or multi-feed LNB systems, making it a reliable solution for interference-prone C-band receive applications.
Key Features:
- Passband: 3.9–4.2 GHz
- Stopband Rejection: 30–35 dB @ 3845 & 4255 MHz
- Insertion Loss: <1 dB typical
- Group Delay Variation: ≤8 ns
- VSWR: ≤1.5:1
- Application: Adjacent-band interference suppression (WiMAX, RADAR, 5G)
7893D-3900/4200
- Type
- 5G External Filters
- Passband
- 3.9–4.2 GHz
- Stopband Rejection
- 25-40 dB