At least one example embodiment discloses a seed monitoring system including a light source configured to emit light in an interior of a seed tube, a plurality of light receivers, each of the plurality of light receivers configured to receive light in at least two sectors of a plurality of sectors of a plane in the interior of the seed tube and generate a sensing signal corresponding to the received light, a processing system including a plurality of conditioning channels, the processing system configured to process the sensing signals to generate conditioned signals and a controller configured to generate a seed count value based on the generated conditioned signals.