8-bit acorn hardware • Re: General advice requested

When trying to remove old solder, it usually helps to mix in a bit of new solder, but make sure you are using leaded. I would say only use leaded until you are a master my unleaded attempts still mostly look like used chewing gum! Combining this with the remote suggestion allows you to kill two birds with one stone. Melt with a little new solder, suck and solder with new. If it doesn't work, at…