I find a great deal of what you gentlemen have offered both interesting and useful. I actually prefer to know the theory so I can calcuclate the prac...

@zander I did hook it to the mains as I originally proposed and the measured outputs are as expected. As always, I learned alot by double checking h...

@zander By polarity indicator I mean the "dots" that mark the beginning of each winding. Then continuity will tell you the end of each winding. I t...

@zander Thanks again. Running this by more experienced eyes boosts confidence that I'm not missing something any pro would know. I did check contin...

@robotbuilder I saw the video and the Hammond link confirms the video so thanks for that. My hesitation is trusting the locations of the terminals a...

@zander A Chineese commercial unit is only $75 and I am obviously going to more trouble than that since I have to build the device and its power sup...

Correction: It was @robotbuilder's link that lit a lightbulb for me.

@zander I know some of what you mean about border hassle. I sold used goods to Canadians a few times. I also once represented a client in a lawsuit...

@davee I do not know exactly what my load will be but the circuit designer recommends a 500 mA transformer and at least one person got it to work wit...

@zander Can your VOM measure 0.010 ohm? That's whar a miliohmmeter does.

@zander By the way, I saw your post about needing the least expensive PC. If you can get past "someone else's problem" I have a couple dozen you cou...

@zander I'm sure I could return it but from DaveE's comments it sounds like it wasn't a terrible choice after all. It also has an advantage because ...

@robotbuilder I do have a screen capture of a chalkboard schematic from a YouTube video. It is nearly identical to the full bridge example in the a...

@will Thank you very much, you were very clear. I've dabbled in electronics projects for 55 years without ever gaining much understanding. I always...