Exhibit
23.1
CONSENT
OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM
We
have
issued our reports dated June 22, 2007, accompanying the consolidated finan-cial
statements and schedule of APA Enterprises, Inc. and subsidiaries (which report
expressed an unqualified opinion and contains an explanatory paragraph relating
to the adoption of Financial Accounting Standard Board Statement No. 123(R),
Share-Based
Payment),
included in the Annual Report on Form 10-K for the year ended March 31,
2007. We hereby consent to the incorporation by reference of said reports in
the
Registration State-ments of APA Enterprises, Inc. on Forms S-8 (File No.
333-74214, effective November 30, 2001; File No. 333-44500, effective
August 25, 2000; File No. 333-44488, effective August 25, 2000; File
No. 333-44486, effective August 25, 2000; and File No. 333-136828 effective
August 23, 2006).
/s/GRANT
THORNTON LLP
Minneapolis,
Minnesota
June
22,
2007