Details: optical fiber training system ( ld and apd based) : 01 set"system should be in modular. individual modules should be compatible with each other. characteristics of each module should be possible individually. integrated box type is not preferable. laser diode module with collimating lens to set up for free space communication: wavelength - 660nm (typ.), max o/p power - 3mw, threshold current - 30ma (typ.), forward bias, collimating lens for adjustable spot size. individual module of ld modulator: max data rate – up to 34mbps for nrz.individual module for optical receiver: modulated optical i/p – 4 mbps for nrz. apd module with power supply: photo detector - silicon avalanche photo diode, max reverse current - 100µa, responsivity at 850 nm (at m=1) - 0.45 microa/microw, multiplication factor – 100 (typ), 660nm laser diode based experimental otdr building blocks-st type optical connector interface.directional coupler 1x2, 50/125micron – 1no.xy positioner/rail, mounting posts for
Sector: University