How to connect the circuit with batteryWhat is the function off all the ground Pull pin security alarmHow to make voltage input on pcbHow to make it rechargeablehttp://Pull pin security alarm
Hi all, I am looking to hook up a nodemcu to my led driver (meanwell hlg-480-B 3-in-1 dimming fonctions) I have a NPN bc547 transistor from what I've read online this should be enough even tho an ...
Hi,we have ordered some pcb in past few months before, it was also a flex pcb. our registered id is purchase@kashware.biz,now we are designing a new pcb board, designing is in progress. we need f...
I plan to put solder on a corner pad, place the chip and solder that pin, then do the rest one by one. The problem I foresee is that it's almost impossible to see bridged pins because they're ...
This remote control, used to control my blinds, and I wanted to replace the buttons (switches?) on it with a relay board controller, so that I could use the remote from a raspberry pi instead of havin...
