Northeast Frontier Railway Tender

Description:- Supply ofmasterunitforvhfsimplexsystemasperrdsospecificationsno. rdso/spn/tc/109/2023 With Latest Amendment/revision . Note: Railway Envisaged One Master Unit For Each station Which Should Be Able To Cover All The Tunnels Of One Block Section In Redundant Mode. Example: One Mu At skhv And Other At Molvom Will Be Connected To All Rus Of Tunnels In The Section With Desired Redundancy . similarly One Mu Provided At Pherima Station And One Already Provided At Molvom Will Work In Tandem To Provide redundancy For Another Block Section. However, Firm Is Free To Use As Any Number Of Optical Units To Provide sufficient Number Of Ports For Complete Section For Complete Radio Coverage. The Master Unit Can Be Either Single unit Or Separate Units Of Omu And Off-air Channelized Repeater. The Item Consists (a)off-air Channelized Repeater (bi-directionalamplifier)asperrdsospecificationsno.rdso/spn/tc/109/2023withlatest amendment/revision (b) Optical Master Unit Along As Per Rdso Specifications No. Rdso/spn/tc/109/2023 With latest Amendment/revision. With Suitable Interface, It Should Be Able To Connect To Tunnel Ventilation Control room/divisional Control Room