Profile: Sertel Electronics Private Limited specializes in providing processor based central and satellite clocks, gps receiver, irigb time code generator, large size digital displays, satellite based standards for time and frequency standards, disciplined crystal oscillator, power supplies and clock panels. We offer turnkey solutions for process control, power monitering, speed control of motors, time management. GPS receiver is a specialised equipment for time synchronisation and clock calibration. It receives the signals from GPS satellites and outputs a time based pulse 1 PPS every second in precise synchornisation with UTC. Each 1PPS pulse is accompanied by a serial Data Packet output a real time data comprising of year, month, day, hour, minute and second which is a time stamp for that pulse. This system provides stable 1PPS signals even when switching satellites due to concurrent processing of 8 channel data.