EXHIBIT
23.1
CONSENT OF INDEPENDENT
REGISTERED PUBLIC ACCOUNTING FIRM
Board of
Directors
Giga-tronics
Incorporated
San
Ramon, California
We
consent to the incorporation by reference in the registration statements (Nos.
333-45476, 333-34719, 333-48889, 333-39403, 333-69688 and 333-135578) on Form
S-8 of Giga-tronics Incorporated of our report dated June 10, 2008, relating to
the consolidated balance sheet of Giga-tronics Incorporated and subsidiaries as
of March 29, 2008 and March 31, 2007, and the related consolidated statements of
operations, shareholders’ equity, and cash flows for each of the fiscal years in
the period ended March 29, 2008, then ended, which report appears elsewhere in
this Form 10-K.
Perry-Smith
LLP
San
Francisco, California
June 10,
2008