• EEVBlog #263 – Extech LP100 Laser Test Probes

    Extech LP100 Release
    Dave & Dr Phil look at how Extech’s new TL100 Laser Test Probes work.

    FYI: The electronics beanbag was custom made, with material from here:
    and made by this company in Western Australia:

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      • Paul

        Had me going. It’s still March 31st here…

      • Mal

        The best part is the + and – lasers on your PDF cause using just one would be ridiculous.

      • Ondre

        Great stuff! Can’t wait for the teardown 😀

      • siliconmix

        1st april

      • No, I won’t buy it. I’m not going to be fooled AGAIN today. 😛

      • Andy

        Loof Lirpa!

      • Rubi


        I am willing to trade a probe against a set of super fast super rare Signetics WOM (write only memory) chips.



      • Dan

        Ha Ha April fool!!!

      • Scott Packard

        Looking for a little more conviction when selling it to us, a la the Retro Entabulator:

      • Zach

        I don’t buy the voltage measurement via laser probes, but there is http://onlinelibrary.wiley.com/doi/10.1002/qre.4680090411/abstract for indirectly measuring current with a laser test probe.

      • I’ll take ten!

      • Worf

        Lame. That 555 one was much better. At least you had to TRY it.

        (It’s lame when you realize it’s a joke within the first 30 seconds of seeing the video).

      • rhino90

        There is a device called a Laser Voltage Probe (LVP). It works by measuring the absorption of light in high electric fields. Google “lvp laser voltage probe”

      • Can’t wait for the teardown 🙂

      • What a load of crap, lol good joke guys.

      • Photonic steamer detector,

        Works on the well known Dong effect:
        red photons detect the +
        black holes detect the –

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