I have a couple of other AC options. First, if needs are modest (lighting and office equipment, not machine tools), I use an adapter that converts to a 15-amp household-style plug and go sniffing for an outlet with a regular orange outdoor extension cord in hand. Failing that, the p...
There are obviously many other aspects to running a business such as shrink, mistakes, new equipment and maintenance, but this works as an arbitrary cost associated with making one box of coffee. Fixed Costs These are costs associated with simply having a business. Things like utilities of ...
Your best bet is online auctions and transformers from old Tektronix equipment. Luckily for me I had this old transformer from an ancient tube TV. It has a lot of primaries for different voltages (110V, 125V, 150V, 220V, 240V). So I just reverse connected secondary 230V winding to ...