Links     Some Links of interest for Microwave and Filter Engineers
       
     

RF Cafe

An extensive resource for RF, wireless, and all aspects of science and engineering.
Engineers Club A large selection of online calculators + more
New Wave Instruments A comprehensive collection of RF & microwave resources for wireless communication engineers.

University of Waterloo

Interactive design of Multiple Coupled resonator Filters + some theory.

MTT-8 

Filters and Passive Components Newsgroup

Goodfellow

Supplier of ALL kinds of dielectrics and metals.
Very fast delivery.

AppCAD

Agilents classic design assistant for RF, microwave and wireless applications

Trans-Tech

Design software for ceramic resonators and filters.

Circuit Sage

Collection of links and routines for circuit designers

VNA Help

Microwave Network Analyzer Help Site

Raydian

Design and manufacture of filters, equalisers, delay lines and cable simulators up to and beyond 3 GHz