Right now I need to design an endfire array system (in the 1140 app note), based on two ADMP504.I recently saw a video on youtubevidio,eval board designed buy Jared Lewis,that board just what I need ! So how can I get the eval board or some information of the design product , I can designed according to the eval board.
Fractional sample delays can be implemented with different filters such as delayed sync filters, allpass filters, and FFT filterbanks. e.g. allpass filters ,How do I designit ,Who can give me some reference.