10 Minutes Timer for AC Loads

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https://www.electronics-lab.com/project/10-minutes-timer-for-ac-loads/

The project described here is a 10-minute timer using an Arduino microcontroller, capable of driving AC loads up to 30A. The timer’s progress is visually represented by 10 LEDs, which light up sequentially, each for 1 minute, totaling 10 minutes. The project is powered by a single 230V AC supply, converted to 12V DC for […]

Lamp Flasher with Timer IC and MOSFET for Automotive Applications

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https://www.electronics-lab.com/project/lamp-flasher-with-timer-ic-and-mosfet-for-automotive-applications/

This is a mini flasher board that can drive high-power LED or a lamp, mainly designed for automotive applications. The project consists BD9555FVM-C timer chip and MOSFET. The circuit is configured as a flasher, and can also be used as a PWM driver with an adjustable duty cycle and frequency. Capacitors C2, R4, and PR1 […]

Arduino Compatible 2-digit 7-segment Display Board for Timer/Counter

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https://www.electronics-lab.com/project/arduino-compatible-2-digit-7-segment-display-board-for-timer-counter/

The project presented here is an open source 2-digit 7 segment Arduino compatible display board. It can used in many applications that require 2-digit display and switches inputs. Possible application of this board is a 2-digit counter, 2-digit countdown timer, token display, score board etc. 2 x 7 segment 0.56-inch Common cathode displays are used […]