CPI Diplexer 112132-21

Ku-Band 4-Port Diplexer | Model 112132-21

The CPI 112132-21 Ku-Band 4-Port Diplexer is built for high-performance satellite communications, featuring extended transmit coverage and excellent isolation. Supporting linear polarization, it offers low insertion loss, high power handling up to 2 kW CW, and reliable port-to-port isolation—making it ideal for uplink/downlink separation in critical RF systems.

Key Features:

Frequency Band:
    • RX: 10.7–12.75 GHz
    • TX: 13.75–14.8 GHz

Insertion Loss:
    • RX: 0.50 dB
    • TX: 0.35 dB

VSWR: 1.25:1 max (RX & TX)

Isolation:
    • TX/RX: 85 dB min
    • RX/TX: 70 dB min
    • RX/RX & TX/TX: 35 dB min

Cross-Polarization: 35 dB min

Power Handling: 2 kW CW (1 kW per TX port)

Pressurization: Sealed to 5.0 PSIG

Finish:
    • Flange Faces: Chromate Conversion Coated
    • Exterior: White paint, FED-STD-595 color no. 17875