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    • EEVblog 1761 – Micsig MHO14 Tablet Oscilloscope TEARDOWN

    Teardown of the new Micsig HMO14 4CH 200MHz 6th generation tablet oscilloscope with built in multimeter. Follow up on the lack of input ptotection! https://www.youtube.com/watch?v=W2o8otvVML4 Forum: https://www.eevblog.com/forum/blog/eevblog-1761-micsig-mho14-tablet-oscilloscope-teardown/ 00:00 – Micsig MHO14 12bit 6th generation oscilloscope 05:00 – Rubber baby buggy bumber 08:13 – The RF shield retaining clips 09:32 – …

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    An Unusual Repair

    An Unusual Repair of a returned new BM786 multimeter Forum: https://www.eevblog.com/forum/repair/an-unusual-bm786-repair/

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    EEVblog 1759 – ACES Hardware Meetup (Startup Hardware is Hard)

    The 10th ACES hardware meetup in Sydney at Engineers Australia. All talks and open mics. https://luma.com/sydney-114f 00:00 – Engineers Australia HQ 03:19 – Intro 05:42 – Cibby Pulikkaseril from Zabidou https://www.zabidou.com/ 14:42 – Matt Crott from MAKO Aero – Prototype to Product https://mako.aero/ 25:28 – Panel discussion with Cibby, Matt …

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    EEVblog 1758 – A Greek Dumpster Tragedy

    A Greek Dumpster TV LED Backlight replacement Tragedy Forum: https://www.eevblog.com/forum/blog/eevblog-1758-a-greek-dumpster-tragedy/ 00:00 – Dumpster LG 4K TV backlight phosphor failure 02:34 – LED spectrum measurements 03:48 – Teardown 08:49 – LCD TV layers 09:36 – Come-a-gutsa 11:50 – Through the magic of Ali Express 14:49 – Replacing the LED strips 17:55 …

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    EEVblog 1755 – Tolicore Femtoammeter TEARDOWN + REVERSE ENGINEER

    Demo, teardown and reverse engineering of the Tolicore 3720 Femtoammeter and voltage source. https://tolicore.com/products/3720-femtoammeter-voltage-source/ https://tolicore.com/product-documents/3720-Datasheet.pdf Keithley low current measurement handbook: https://www.tek.com/en/documents/product-article/keithley-low-level-measurements-handbook—7th-edition Counting LED photons video: https://www.youtube.com/watch?v=TJcMgoJ4DOE 00:00 – Femtoammeter measurement 01:16 – Tolicore 3720 Femtoammeter unboxing 03:39 – Power on and UI 05:18 – 20pA full scale range 10:13 – …

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    EEVblog 1753 – Designing a 2000V Isolated Oscilloscope (Cleverscope)

    Bart from Cleverscope returns to discuss and show off designing a 2000V isolated oscilloscope, and demonstrates measuring high voltage GaN transistors and Solid State Transformers. https://cleverscope.com/products/CS548 Forum: https://www.eevblog.com/forum/blog/eevblog-1753-designing-a-2000v-isolated-oscilloscope-(cleverscope)/ Podcast: Download

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    EEVblog 1752 – Texas Instruments SCREWED UP the NE5532

    WTF were Texas Instruments thinking changing the design and major specs of the 45+ year old jellybean NE5532 audio opamp WITHOUT changing the part number?! New datasheet: https://www.ti.com/lit/ds/symlink/ne5532.pdf Old datasheet: https://www.mouser.com/datasheet/2/405/ne5532a-556776.pdf Change Notification: https://mm.digikey.com/Volume0/opasdata/d220001/medias/docus/5726/PCN20231114002.1.pdf Onsemi datasheet: https://www.onsemi.com/pdf/datasheet/ne5534-d.pdf Forum thread: https://www.eevblog.com/forum/chat/ti-ne5532-audio-opamp-changes/ OPI134: https://www.ti.com/lit/ds/symlink/opa4134.pdf 00:00 – TI have changed the classic jellybean …

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    EEVblog 1751 – Oscilloscope Phase Measurement Masterclass

    5 different ways to measure phase angle on your oscilloscope. 00:00 – What is phase angle measurement? 01:48 – Automated measurement 06:38 – Cursor Measurement 12:24 – Graticule measurement 13:55 – Positive or Negztive? A trap for young players 14:50 – Another graticule method using horizontal shift 16:00 – How …

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    EEVblog 1750 – Mailbag

    More Mailbag! 00:00 – Linus Tech Tips Screwdrivers! https://www.lttstore.com/collections/ratcheting-screwdrivers https://www.lttstore.com/collections/precision-multi-bit-screwdriver 15:30 – Closer look at the screwdrivers 18:52 – Red Light Skin Therapy device 22:31 – Spectrum measurements 27:19 – EZABoard Arduino Learning Kit https://ezaboard.com/ Videos shot on 16mm film! https://odysee.com/@MatthewMulder:d 35:40 – Vintage Tek Museum CurveBug Curve Tracer Debugging …

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