Exhibit 23.14 CONSENT OF INDEPENDENT CERTIFIED PUBLIC ACCOUNTANTS We hereby consent to the use, in Amendment No. 3 to the Registration Statement on Form SB-2, of our report dated February 13, 1998, except for Note 6 as to which the date is April 7, 1998, relating to the financial statements of ProtoSource Corporation for the years ended December 31, 1997 and 1996 and the reference to our firm under the caption "Experts" in the Prospectus contained in said Registration Statement. /s/ Angell & Deering ------------------------------ Angell & Deering Certified Public Accountants Denver, Colorado May 4, 1998