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These are from a broken Phillips Respironics oxygen generator. Specs say 12 cells each. What can I make with them.

I have always loved my dw920 nut it was well used when I bought it years ago. No battery no charger so I converted it and used a bulky dc power supply to use it. Last night it gave up the ghost. I find on marketplace someone selling one for $10.00 and contacted them. When I went to see it the...

I pick up any made in USA files if there good enough to use. Then pick up old screw drivers with plastic handles. Take my torch and put the and put it in a vise then heat the screwdriver shank until I can pull the handle off. Then heat the handle part until it’s hot enough then push the...

Ok folks bear with me, I have purchased a 2 ton electric winch with wired controller. I have also purchased a removable mounting hitch to secure the winch to. It is of course a dc powered winch and I’m floating the idea of running custom length cables from the battery to the rear hitch area...

Hi all, I found a tacima auto transformer at goodwill. Can input voltage wiring be converted to 120vac while retaining 120vac output. If I can I’ll need to figure out how to open it lol. Any helpful appreciated.

Hello all, a curious question. Can a multimeter be hardwired to a wall wort for its dc power, with proper dcv and amps? I have a couple of digital and analog meters to use if it would work. All have 10 amp capability.

Hello everyone I hope all had a good holiday. I have acquired a Staco Energy 1010b auto transformer (variac) and is uncased. It is a 5 pin model and I need help connecting to mains. I have tested it and it works but from o it starts at 130vac and turns down the wrong way. I have searched here...