Exhibit 16.1
Armanino LLP
155 108th Ave NE Suite 820
Bellevue, WA 98004-5948
925 790 2600 main
armaninoLLP.com
August 23, 2022
Securities and Exchange Commission
100 F Street N.E.
Washington D.C. 20549-7561
We have read Giga-tronics lncorporated's statements included in Item 4.01 of its Form 8-K dated August 23, 2022 and agree with those statements concerning our firm.
/s/ Armanino LLP