The HFBR-0539Z evaluation kit, is used to evaluate Avago fibre optic devices: 650nm transmitter HFBR-1515BZ (stock no. 236-622) and receiver HFBR-2515BZ. Specially designed for use with PROFIBUS, a field bus standard, HFBR-1515BZ and HFBR-2515BZ have ST c