Exhibit 99.A.3


        FORM OF CONFIRMATION TO OPTIONEES ELECTING TO PARTICIPATE IN THE
                               OFFER TO EXCHANGE

To    [OPTION HOLDER]

This message confirms that on January __, 2003, Radyne ComStream Inc. cancelled
__________ option(s) to purchase __________ shares of Radyne ComStream's common
stock, which you submitted for exchange under your Transmittal Letter. Radyne
ComStream will grant you a new option to purchase __________ shares, with the
terms and conditions described in the Offer to Exchange, dated December 23,
2002, subject to your continued employment at Radyne ComStream and the other
terms set forth in the Offer to Exchange.

If you have any questions about this message, please contact Garry D. Kline by
e-mail at gkline@radynecomstream.com, or by telephone at (602) 437-9620.

Thank you,

Robert C. Fitting
Chief Executive Officer