CPI Diplexer 114130-9

CPI 114130-9 Ka-Band 2-Port Diplexer | 19.7–21.2 / 29.5–31.0 GHz | Circular Polarized

The CPI 114130-9 is a high-performance Ka-band diplexer with circular polarization, designed for transmit and receive operation over 19.7–21.2 GHz and 29.5–31.0 GHz. Featuring excellent isolation (85 dB Tx/Rx), low insertion loss, and compact dual-port architecture, it supports 500 W CW power and is sealed to 5 PSIG for pressurized SATCOM systems. Ideal for gateway terminals and high-frequency antenna platforms.

Key Features:

Frequency Range: Rx: 19.7–21.2 GHz | Tx: 29.5–31.0 GHz
Insertion Loss: ≤0.45 dB (Rx), ≤0.35 dB (Tx)
VSWR: ≤1.25:1 (Rx & Tx)
Isolation: ≥85 dB (Tx/Rx), ≥60 dB (Rx/Tx)
Axial Ratio: ≤1.0 dB (both ports)
Power Handling: ≥500 W CW
Pressurization: Tested to 5.0 PSIG
Finish: Chem-filmed flanges; white painted exterior per FED-STD-595