Great explanation! Thanks for sharing this.

Seems ok to me. Enjoy your project.

Thanks for sharing. This never happened to me, though I had my fair share of fake transistors made in China. hj

Hello all, Some time ago I was considering the purchase of one of the handheld oscilloscopes (models such as DSO138 or DSO150). I finally went for a...

Enjoy it! I wish you many hours of fun using your new power supply. hj

Just a caveat for those who make their own resistive voltage divider. make sure that the voltage at the junction of the resistors does not exceed 5V, ...

Try putting your string litterals in flash memory. for example: lcd.print(F("Hello World")); This sends the strings to flash and saves on usable v...

No need to apologise. 😀

@frogandtoad I fully agree. I used the same word 'float' in my initial post. HJ

There may be inconsistency in using the switch. Your device may be 'hung' between on and of or produce on when not pushed.

Resistors are used to pull up or down the pin to which a switch is connected, to ensure that the pin never floats. (in this way it will allways be eit...

Happy new year to all of the members. I hope 2021 will be much better, and I wish you all good health and satisfaction in all your doings.

@robo-pi I wish you a swift and full recovery. Hope to read more of your post soon. Wish all of the forum members good health. btw I am scheduled...

Very impressed by the creativity both of the inventor and the poet. Keep it up! hj