cutouts

Hello all, I want to create a solder-mask keep-out area in Altium designer 22 as in the below image. I tried using a polygon on both the top and bottom solder mask layers but I got this: Is this how is supposed to look in 3D view? Is the method I used the correct way to create solder-mask...

hi all I'm trying to control a 2 HP water pump works on one phase using 5V relay, but I feel it's not safe because it's pins are so thinner than the AC wires does using car cut-out relay will be good? should I use just one for the LIVE wire or two for LIVE and Neutral? note: contactors are so...

I am wondering how to cut some shapes in the middle of the PCB. I am not sure on which layer I need to do and also no idea about how the manufacturers consider that? Please let me know on which layer I need to cut and also how to add it to CAM processor in order to see it has been cut. Is there...

Hello all, I am designing a PCB that contains some relays, so I decided to use cutouts to separate relay's contacts (depicted by green in image below) and maybe Neutral/line based on what I have seen in some PCB designs... my questions are: what is the purpose of cutouts/slots other than...