This high-performance 6-cavity Duplexer is engineered for use in repeaters and communication systems within the VHF band (144-175MHz).
It enables simultaneous transmission and reception through a single antenna, providing superior isolation and minimal signal loss.

Technical Specifications

• Frequency Range: 144 – 175 MHz

• Max Input Power: 30 W

• Insertion Loss (TX-ANT and ANT-RX):

  • ≤ 1.2 dB (typ. 1.0 dB) for Single-channel tuning

  • ≤ 1.4 dB (typ. 1.2 dB) for Multi-channel tuning (1.5 MHz BW)

• TX Noise Suppression on RX Frequency: > 80 dB (Single-channel)

• RX Isolation on TX Frequency: > 80 dB (Single-channel)

• SWR: ≤ 1.5

• Impedance: 50 Ω (Nominal)