Rail Stations to be LED lit

Virgin Trains: LED lighting at stations is as much about customer satisfaction as it is about energy

.............Virgin is refraining from installing high levels of intelligent lighting system in which, for example platform lights would remain off when not needed, and turn on when sensors detect people on the platform, because such systems could confuse train drivers........Click the link to read more.

Multimeter - Learn to use for Voltage measurements

https://youtu.be/k-Ib9f8CTGA

Annunciator

Design & Development of Annunciator . For a California based Company redesigned their annunciators around modern technology. The annunciators could handle 1 to 128 input modules with inputs to display from 8 to 1024 zones. The original full analog design was simplified with a single main PCB with a powerful microcontroller and multiple smaller PCBs with smaller microcontrollers, Analog & Digital inputs and outputs. PC based Software was developed to configure the system for multiple parameters. The duration of the project was 8 months.Test jigs were replicated at both places (USA & Goa, India).

Thermostat working - Backup Electric Heater for Solar Thermal

How does a thermostat for an Electric back up heater for Solar Thermal system work? Check out this video.

Electronics & IT

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