supply of supply, installation , supply, installation, commissioning and testing of portable digital ultrasonic flaw detector t o model no. arya-1 (r) of m/s- modsonic instrument mfg. co. ltd. or model: no. ds-333 of m/s-electronic an d 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 d ata and 10000 a- scan patterns. the usfd should have provision for copy all a-scan patterns at a time fro m the equipment to pen drive through usb port as well as directly from equipment to laptop/pc with singl e key operation . note:- 1. this item is reserved for rdso approved sources only. 2. item to be supplied alo ng with calibration and warranty certificate. [ warranty period: 30 months after the date of delivery ] ]