This light sensitive switch circuit is designed using common electronic parts and can be used in applications like scale automatically lighting, automatically opening a door under the action of a beam of light .
Using ICL7106 can be designed a very simple electronic thermometer with LCD display
The ICL7106 Integrated circuit contain all the active circuitry for a 3 1/2 digit panel meter (DPM) in a single chip. It was designed to interface directly to a liquid crystal display (LCD).
A very simple high power alarm driver electronic project can be designed using this circuit diagram . This high power alarm driver electronic project is based on low power SCR which trigger a high power SCR .