Continental Microwave offers a comprehensive line of filters, diplexers and multiplexers from 400 MHz to 50 GHz. A broad range of custom waveguide and coaxial designs are available offering extreme temperature stability and low insertion loss for data links, military satellite communications, missiles and radar applications

MtronPTI offers the new high power LC diplexer assembly for a variety of applications, including avionics, electronic warfare, space, and satellite communications. With high power, better isolation/RF shielding, and low insertion loss, these diplexers reduce the overall mechanical footprint, and improved electrical performance and power handling.

This small footprint diplxer is designed for the DC-2000MHz band. It features Lowpass rejections of 60 dB minimum from 1200 - 2000 MHz and highpass rejections of 60 dB minimum from DC - 800 MHz.
The ACMD-7409 is an environmentally green version of the ACMD-7402 duplexer and is a miniature duplexer designed for US PCS handsets.
Anatech Electronics introduces a high performance 380-385/390-395 MHz Cavity Duplexer used in T-GSM-380, Aerospace, and UHF applications. The uplink and downlink bands provide a low passband loss of < 1.2dB, and a high isolation of > 80dB. This Duplexer is capable of handling upto 100W of average power, and can withstand extreme weather conditions. A weatherproof version is also available.

The QPQ6108 by Qorvo is a high-performance, temperature-compensated Surface Acoustic Wave (TC-SAW) duplexer. This product is designed for Band 8 uplink/ downlink applications.

This broadband diplexer operates in the 5-42/54-1000 MHz frequency range and features outstanding temperature stability and repeatability. It has a 0.5dB insertion loss, 50dB isolation, and 16dB return loss.

Anatech provides ceramic and cavity filters for INMARSAT communication applications