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                                                                    EXHIBIT 23.1
 
               CONSENT OF ERNST & YOUNG LLP, INDEPENDENT AUDITORS
 
   
     We consent to the reference to our firm under the caption "Experts" and
"Selected Financial Data" and to the use of our report dated February 29, 1996
with respect to the consolidated financial statements of REMEC, Inc. and our
report dated May 23, 1996 with respect to the financial statements of RF
Microsystems, Inc. for the year ended December 31, 1995, in Amendment No. 2 to
the Registration Statement (Form S-4) and related Prospectus of REMEC, Inc. for
the registration of 1,081,486 shares of its common stock.
    
 
                                          /s/ ERNST & YOUNG LLP
                                              ERNST & YOUNG LLP
 
San Diego, California
   
July 30, 1996
    
 
   
     We consent to the reference to our firm under the captions "Experts" and
"Selected Financial Data" and to the use of our report dated May 10, 1996,
included in the Prospectus/Proxy Statement of REMEC, Inc. that is made a part of
Amendment No. 2 to the Registration Statement (Form S-4) for the registration of
1,081,486 shares of its common stock.
    
 
                                          /s/ ERNST & YOUNG LLP
                                              ERNST & YOUNG LLP
 
San Jose, California
   
July 30, 1996