More cheap electronics stuff from China ๐Ÿ™‚
Support Julian's Postbag videos via Patreon: https://www.patreon.com/julian256?ty=h
Digital DC Converter CC CV Power Module Led Driver Auto Step Up/Down 6A Max http://www.ebay.com/itm/-/381234583739
10pcs Anti-static SMT SMD Kit Lab chip Components Screw Storage Box Case http://www.ebay.com/itm/-/172113708463
Universal Bread Board Prototype Board 6*10cm Chassis Amplifier Amp Board DIY Kit #DIY http://www.ebay.com/itm/-/172105952992
5V 4-phase 5-wire Stepper Motor+Driver Board+Remote Control RC Speed Adjustable http://www.ebay.com/itm/-/172113708223

By Julian

Youtuber, shed dweller, solar charge controller aficionado

15 thoughts on “Julian’s postbag: #60 – electronics modules from china”
  1. Avataaar/Circle Created with python_avatars Prash says:

    The resistor storage box look much better then the crap i purchased from China. Obviously the unit was quite cheap but its locking mechanism was so flimsy that the doors will open by a modrate shake spilling all the components. Can anyone suggest better options available in 2022 for resistor/chip storage ?

  2. Avataaar/Circle Created with python_avatars Twobob Club says:

    is it just me or do those parts look removed from other units?

  3. Avataaar/Circle Created with python_avatars jlucasound says:

    WOW!! Talk about "Thrown together!". I hope that wasn't from, well, I can't say. Whoever assembled that board, "You're Fired!".
    At least you did get a free Cap. ๐Ÿ˜‰ When someone gets fired, is that like, behind the building and a "firing squad"? I hope not.
    I have never been to China, so I don't know. My perception is probably the product of propaganda.

  4. Avataaar/Circle Created with python_avatars jlucasound says:

    Julian!! Sorry. Sir Julian Ilett.

  5. Avataaar/Circle Created with python_avatars BlessedSelf says:

    My guess is the six-pin knob was not a pot but a digital incremental encoder.

  6. Avataaar/Circle Created with python_avatars JasonMasters says:

    Those little green boxes are perfect for storing low-wattage resistors regardless of the fact that the ones I've found say that they're for SMDs.

  7. Avataaar/Circle Created with python_avatars Ron Thompson says:

    Is it harder to find ac to dc converters,I no you seem to use ,a lot of DC to DC converters..

  8. Avataaar/Circle Created with python_avatars K M says:

    cheap AND you get a free bonus capacitor? man things just keep getting better

  9. Avataaar/Circle Created with python_avatars What's the geek says:

    Meanwhile in china:

    Boss: "Where da fuck is the blue capacitor"
    Employe= "On youtube xD"
    Boos: "UR FIRED !"

  10. Avataaar/Circle Created with python_avatars Tera Volt says:

    The green boxes are really nice. You're definitely paying for their intricate design and build but you get quality hinges, latches and springs.
    I firstly bought 50 of the mini "IC" blue boxes; I wish I didn't now, they're too small to be practical. I can fit about 10 8 pin DIPs in one at a squeeze. It's more worth using the size in the video despite price. I've ordered 40 so far to put resistors in, from SMD to 1W and 10 of the larger pink square ones for mixes of various components such as diodes and the like.

  11. Avataaar/Circle Created with python_avatars Toby Robb says:

    i use plastic test tubes for my resistor collection..works great.

  12. Avataaar/Circle Created with python_avatars danijel124 says:

    It would be cool if they added 3d case maps so we could 3d print a case at home for these electronics ๐Ÿ™‚

  13. Avataaar/Circle Created with python_avatars RustyRetroBasement says:

    maybe they are PWMing the mosfet in the load xD

  14. Avataaar/Circle Created with python_avatars Cave Jug says:

    Sorry mate, you need to brush-up on DC theory!
    Good thing though, you have curiosity and that will help.

  15. Avataaar/Circle Created with python_avatars Cave Jug says:

    Quality control does not exists in most of these places, unfortunately. Often, one needs to resolder/realign components.
    Then , there is piss-poor packaging , items arrive damaged or unusable. Great shame though, China is yet to learn importance of product quality.

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