solder

Hi, i just finished my first soldering, i tried to solder header pins at lcd screen 2x16. And it looks so bad , i pluged it to arduino and screen did not turn on, i think i damaged some part of it but i dont think so and i m not good at arduino as well and i did not pluged it correctly so here's...

Hello, I have a sleeping sound machine that uses a Fan to create white noise. It has a 3 position Switch, "off", "high speed", and "low speed". Essentially, these settings are either too loud or too quiet. I would like to remove the 3 setting Switch and replace it with a Potentiometer to...

Hello true tech enthusiasts, I'm trying to do this: Long story short my USB drive stopped working after it would randomly not be detected at times on my PC. Found out it was bent and a pin in the middle was slanted. Now it wouldn't detect at all. So I'm trying to desolder the metal part...

Hi! I'm facing a problem with soldering wires that are covered by silver (ground and wire) Can anyone tell me what's needed please? Thanks

Hi, I need help determining which switches to use to replace the ones that are intermittent on the controls for my electric blanket. I believe it's this one, based on how it looks, but I don't know whether or how to determine if it's 24v or 12v. The switches don't always work when pressed...

TLDR: ID & ideals on mangled through-hole components, images below: Story: The Torontonian's Tale of the Fridge Fiasco Out with the old, in with the new! Or, so the non-electronics hobbyist will say when an appliance malfunctions. But, me? No, siree bob! Not with a soldering iron and all the...

Seems difficult to identify all the possible solder-balls that can result from SMT and Reflow processes. Also not always will all the solder-balls stuck to the bases of parts wash out. So then I guess only an additional visual inspection could identify them. But I'm wondering if the pixel-data...

Well to start i am in no way an electrician or an engineer. Lol I'm just an old ironhead, im a ironworker and my hobby is electronics but I'm always working in the software side but as of lately I been dabling in the hardware side and got a soldering iron and everything needed with it I havnt...

Is there a way to salvage this part of the board with soldering? When I was trying to unplug the connector that was attached to this board, I accidentally pulled the whole thing off (connector and it's 'housing', instead just the connector). So as you can see the part where the arrow points to...

Hi everyone, I was looking for answers on google and stumbled upon this forum so I figured I might aswell directly ask my questions here =) I'm trying to mod a Guitar Hero controller (RedOctane Xplorer for Xbox 360) and part of what I wanted to do was adding a usb HUB inside the controller to...

Hi, I need to connect 5 wire from pcb to outer terminal, whether soldering the wire is a better method, or is there any other method for connecting the wire with pcb. it should withstand even in hard environmental conditions. Thanks, D