MFC 12086-3

12086-3 C-Band Transmit Reject Filter | 3.4–4.2 GHz, 70 dB Tx Rejection

The Microwave Filter Company 12086-3 is a wideband C-band transmit reject filter designed for satellite earth station receive systems. It provides outstanding protection from uplink interference in the 5.825–6.725 GHz range while maintaining ultra-low receive loss of just 0.04 dB. With 70 dB typical rejection and WR-229 flanges, it’s an ideal solution for C-band transceiver and shared-antenna applications.

Key Features:

Passband: 3.4–4.2 GHz (Receive)
Rejection Band: 5.825–6.725 GHz (Transmit)
Transmit Rejection: 70 dB typ
Insertion Loss: 0.04 dB max
VSWR: 1.25:1 typ
Flanges: WR-229 (CPRG-229)
Construction: Dip-brazed aluminum, gloss white lacquer
Dimensions: 6.37" x 3.88" x 2.75" | Weight: 0.95 lbs

Applications:

C-band SATCOM ground stations
Transmit/receive isolation in shared-antenna systems
Earth stations in high RF interference zones