CPI Diplexer 107720-8

CPI 107720-8 C-Band Diplexer | 85 dB Isolation, 5 kW Power Handling

The CPI Model 107720-8 is a high-isolation C-band diplexer engineered for simultaneous transmit and receive operations in satellite communication systems. Covering 3.625–4.2 GHz (Rx) and 5.85–6.425 GHz (Tx), it offers excellent Tx-to-Rx isolation of ≥85 dB and supports up to 5 kW CW power. Its rugged design, sealed to 2 PSIG and finished with cad-plated flanges, ensures long-term performance in professional SATCOM environments.

Key Features:

Rx Band: 3.625–4.2 GHz | Tx Band: 5.85–6.425 GHz

Insertion Loss: ≤0.15 dB (Rx & Tx)

Isolation: ≥85 dB (Tx to Rx), ≥40 dB (Rx to Tx)

VSWR: ≤1.30:1

Cross-Polarization Discrimination: ≥35 dB

Power Handling: 5 kW CW

Pressure Sealing: Up to 2 PSIG

Flanges: Cad-plated per QQ-P-416, Type II, Class 2

Ideal for high-power, low-loss C-band transmit/receive applications