Tender For supply of uhf male connector for rg 213 co axial cable used at antenna port , batteries for handheld transceivers stc 903d with a minimum capacity of 2000 mah , lighting arrestor with 1 meter copper , programming cables for handheld 5watt and base stations 25watt with software , 25w vhf fixed base station transceiver rdso specifications included all additional accessories , aviation lamp with two core cable up to ac point , spds surge protection device at antenna side for protection of base station against the surge , 48v to 12v dc converter , adaptor uhf male to n female connector for spds , voice logger with 30 days backup , installation and commissioning charges for 25 watt vhf base , self supported mast for vhf communication including foundation work height 15m , installation and commissioning of the maintenance free earth and connecting existing earth