Month: July 2017
A Brief Guide to Telewave’s Cavity Filters
Cavity filters are one of many types of Radio Frequency (RF) filters, and are one of the fundamental building blocks of modern communications systems. This paper describes the basics of cavity filters. For additional information about specific Telewave cavity filters and solutions that employ the filters, please visit our web site at www.telewave.com.
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Tips on Navigating Cavity Filter Types, Performance, and Features
Cavity filters are a type of resonant filter used for either passing desired RF signals within a specified frequency range or rejecting RF signals within a range of frequencies. The resonant cavity within these filters can be constructed from durable materials, such as highly conductive and dimensionally stable metals, to reliably perform for years in harsh environments.
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Why New Narrowband Channel Assignments Impact Channel Isolation Requirements
Why New Narrowband Channel Assignments Impact Filter Q and Channel Isolation Requirements
Narrowbanding has been a congestion mitigation challenge since the early 1990’s, and in 2013 the FCC required all current licensees to be fully operational with 12.5 kHz equipment.
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