Exhibit 23.1

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

We hereby consent to the incorporation by reference in this Amendment No. 2 to
the Registration Statement on Form S-4 of CTS Corporation of our report dated
January 26, 2004 relating to the financial statements and financial statement
schedule, which appears in CTS Corporation's Annual Report on Form 10-K for the
year ended December 31, 2003. We also consent to the reference to us under the
heading "Experts" in such Registration Statement.

/s/ PricewaterhouseCoopers LLP
PricewaterhouseCoopers LLP
Indianapolis, Indiana
December 22, 2004