Congratulations!You have just acquired an innovative,high quality product. We have put ourhighest effort into each developmentstage. We are sure that you will find thisequipment most reliable and accurate -exceeding your expectations.Before using this device, we stronglyrecommend that you carefully readthe user manual. There you will find allrelated information for correct handlingand usage of this product.De la Rosa Research Team.HANDHELDULTRASONIC SOUND-FIELD GENERATORQuick GuideMODEL AA76100