A way to specify a crystal filter is discussed and an example, showing sample specifications
is presented. The advantages and disadvantages and the factors that are unique to
crystal filters are discussed along with the factors that influence the cost. Background
information showing the range where crystal filters can be
manufactured is specified along with some common definitions and helpful formulas.
A Crystal Filter Tutorial
The general topic of crystal filters will be discussed in a manner that is intended
to help the user to better understand, specify, test, and use them. The center frequency
and bandwidth regions where practical crystal filters can be built are defined.