bids are invited for digital handheld radio set hand held synthesised transreciever , spare batteries at one per set supplied with each radio set_in addition to the battery supplied with the equipment , hand free for hand- held set with ptt , programming kit and software of the radio should be provided per 50 radios and programming software must support latest windows os and provide lifelong support with regular updates , technical repairing and maintenance manual with complete block diagram in soft as well as hard copy for every 25 nos of radio , mobile or vehicular transreceiver , o db or 3db antenna with 3 meters co-axial cablewith connector , fixed or base transreceiver , ground plane antenna with vhf female connectors , 45 meter rf cable , 12v dc power supply 15 amp , digital repeater station , ground plane antenna with vhf female connectors , installation and commissioning charges total quantity : 5841