Works well!

By Julian

Youtuber, shed dweller, solar charge controller aficionado

12 thoughts on “Testing a homemade transformer”
  1. Avataaar/Circle Created with python_avatars Roy Tellason says:

    One wonders what it would have acted like if plain old perfboard had been used rather than that stuff with the copper strips. (Which seems to be very popular in Europe but which I have yet to encounter here in the US.) It would have also been interesting to see what the behavior of these would have been when pushed to extremes, in terms of input amplitude, frequency in either direction, etc.

  2. Avataaar/Circle Created with python_avatars Carl Franz says:

    Dinner copper wire… varnished copper wire… whatever.🤣

  3. Avataaar/Circle Created with python_avatars SYNTHS!! says:

    I saw the title as "Testing a Homemade Terraformer"

  4. Avataaar/Circle Created with python_avatars Mr Sheesh says:

    Sneaky trick for this sort of thing: Instead of wire leads to the Copper Clad board, use a 10M or 1M resistor, that makes any capacitance on the Copper Clad board irrelevant to a huge degree. Or any sort of standoff for one of the leads will do the same.

  5. Avataaar/Circle Created with python_avatars Donald Filbert says:

    I am kind of surprised you didn't show the effect of adding a varying restive load on the secondary side of the transformer ?? Also perhaps capacitance load ?

  6. Avataaar/Circle Created with python_avatars zvpunry says:

    Your absolutely correct video-title has completely destroyed my youtube recommendations… now it shows only toy cars that somehow have the word "transformers" in their title. 🙁

  7. Avataaar/Circle Created with python_avatars BangDroid says:

    Noob question: Transformers don't work with DC, but I often see transformers after bridge rectifiers in little power supplies , whats with that?

  8. Avataaar/Circle Created with python_avatars Domingo says:

    I couldnt find on the internet what do transformers do.
    Wild guess do transformers just transform AC to DC and vice versa?

  9. Avataaar/Circle Created with python_avatars Richard KB Formally FireballXL5 says:

    That is so annoying when you do that to your scope probe.

  10. Avataaar/Circle Created with python_avatars Short to Ground says:

    hmmm, you are shorting the grounds literally. Be careful with low frequencies you are shorting the generator. This is a just a coil with a midpoint.

  11. Avataaar/Circle Created with python_avatars KX36 says:

    You didn't know you could put a square wave in a transformer? You've talking about switching power supplies before, surely you know that's part of how isolated switching power supplies operate.

  12. Avataaar/Circle Created with python_avatars DjResR says:

    Is there any difference between winding both coils from top to bottom compared to the method used in the video?

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