Re: Newbie Question -why foil peels from PCB

the main cause circuits lift off the board is PRESSURE while soldering or De-soldering.

Try this take a old circuit board, and heat a trace with a pool/blob of solder, without touching the circuit trace it's self, you will find you can heat it let it cool, heat, let it cool as many time as you like. The trace will not lift unless you are using way to hot of a solder Iron..

Now try this heat the trace with the same pool/blob of solder and press down on the trace at the same time... presto, the trace will...

Re: New Members - please post your introductions here

Hello All

While my first computer back in the early 80's was a Radio shack TRS80-III with a whole 4k of memory and a cassette drive for storing programs, those were the days.

After a whole lot of money I upgraded it to have a floppy disk and then a hard drive. The hard drive cost so many $$$$ back then that today you can get a 60 inch Lcd/LED tv, and a few more toys.. (what was I thinking)

I am a electronics technologist and started working on equipment with vacuum-tubes and have watch...