Signals & Systems [India] Pvt Ltd offers Global Positioning System Synchronised Clock. Signals & Systems [India] Pvt Ltd is an ISO 9001:2008 accredited company. Global Positioning System Synchronised Clock are essential in time critical applications like synchronising Disturbance Recorders, Event Loggers, substation / boundary meters, HT consumer meters etc. The unit provides synchronisation signals meeting IRIG-B and IRIG-E standards. The clock contains A Distance View Display [DVD] using 100 mm LED that gives clear visibility upto 100 meters.