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What is Electronic Goal Kick Timer Design about?

The students designed an electronic device to help referees time goal kicks more accurately during football matches. Their device uses a 555 timer integrated circuit and 7-segment displays to count down the time of a goal kick in seconds. They explored using a stopwatch circuit or alarm circuit design. The stopwatch circuit uses two 7-segment displays driven by a 555 timer and decade counters to display the time. The alarm circuit uses a 555 timer and buzzer to sound an alarm after a pre-set time. The goal

Author

neo

Language

EN