supply and commissioning of portable dig,supply and commissioning of portable digital ultrasonic flaw detector model arya-1 (r) along wit h standard accessories and spares as per rdso specification no. m&c/ndt/125/2004, rev. ii january- 2017 in built arrangement for storing and re- calling as and when required with minimum 100 calibration test data and 10 ,000 a-scan patterns. provision for copy all a-scan patterns at a time from equipment to pen drive through a usb port as well as directly from equipment to pc/ laptop with single key operation for track machine. stand ard accessories: as per annexure-i, part make: modsonic/eeci [ warranty period: 24 months after the dat e of delivery ]