supply of supply, installation, commissoningsupply, installation, commissoning, supply, installation, commissoning and testing of portable digital ultrasonic flaw detector to model no. arya-1 ( r ) of m / s. modosonic instruments mfg co p ltd, or model no. ds-333 of m / s. electronic and engineering co. india pvt. ltd with standard accessories and spares as per rdso specification no. m&c / ndt / 125 / 2004, rev-ii, january - 2017 and as per els / ed technical specification enclosed as per annexure- a. inbuilt arrangement for storing and re-calling as and when required with minimum 100 calibration test data and 10, 000 a-scan patterns. the usfd should have the provision for copy all a-scan patterns at a time from the equipment to pen drive through usb port as well as directly from equipment to laptop / pc with single key operation. note:- 1.this item is reserved for rdso approved sources only. 2. item to be supplied along with calibration and warranty certificate.