Jeri shows how to make a hand operated microwave frequency imaging device from low cost parts.
Video Rating: 4 / 5

25 replies
  1. TheSolarmike
    TheSolarmike says:

    @jeriellsworth first of all I am not a normal human,2nd I love star trek, third I have a thermal imager (vanadium oxide microbolometer ) that is connected to my iPhone 4 so I can do video thermography and I need your help….

    Reply
  2. TheSolarmike
    TheSolarmike says:

    I want to connect ten 1500 W microwave oven magnetrons up to a wave guide that is at the focal point of a satellite dish, How can I connect these up to the dish? Will they backfeed each other? Do I need to phase synchronize them?

    Reply
  3. jeriellsworth
    jeriellsworth says:

    @TheSolarmike I’m probably not the right person to ask this. I’d look around for a high energy radar expert or someone skilled with microwave radio link equipment.

    Reply
  4. alisamerflorin
    alisamerflorin says:

    first condition for a women to be smart is to be born outside of romania …and to live outside of romania ….here womens know nothing …at all

    Reply
  5. glyph000
    glyph000 says:

    Jeri: love the fact that you have so much fun. It’s contagious!
    Also love the fact that you didn’t have your head filled with “you can’t do that”s in college.

    You GO, girl!

    Reply
  6. hakware
    hakware says:

    How high could you boost the signal without frying the feed horn (say by sticking an amplifier between the oscillator and that last transistor hooked to the feed horn), and would it help with the penetration depth?

    Also, would a dual-axis accelerometer be likely to give good enough readings in terms of x and y? Assuming we rotate it automatically say thirty degrees either way both pitch and yaw.

    Reply
  7. offamychain
    offamychain says:

    You sound very well educated on this. I build UBER-computers, better than ANY pre-built. Our 3 comps get new ones each year like that. When that’s done, I build 3-5 more, not as high-$ & powerful as ours, as donations to poor/sick kids, churches, charities, etc. But that’s my limit of electronic skills. I’m an electrician, so could stay with you about 1/3d of this. But Electricity & Electronics are more DIFFERENT than alike, so most of it was a bit over my head. Very interesting & cool though.

    Reply
  8. offamychain
    offamychain says:

    Oh yeah, forgot. Your scanner is neat. But being a normal guy and all, I just HAVE to admit if my job included operating one of these, I’d MUCH prefer an industrial-strength one. Like that one used on the reddish-haired chick appearing in YouTube video-clips about these things. From what I’ve seen in those videos (or maybe what I HAVEN’T seen, which would be her CLOTHES), looks like one of those big machines would allow me to check the gals out better … just for guns & such of course. 🙂 🙂

    Reply
  9. uploadJ
    uploadJ says:

    uWave experience *and* knowledgeable about FPGA hw & firmware design?

    Too cool … truly, “DC to blue light” capable technically …

    .

    Reply
  10. MoIsMehName
    MoIsMehName says:

    Random Comment: I have a pair of the same stools that you used to run your tests on. My feet are propped on one right now.
    I just thought it was weird because we’ve had these stools for almost 20 years, and I can’t imagine there’s too many of them out there anymore.

    Reply
  11. GliTCH11
    GliTCH11 says:

    @TheSolarmike I probably have no idea what I’m talking about, but it sounds like you’re trying to concentrate 15 kilowatts of resonating electrical energy through a parabolic reflector. Are you making a death ray?

    Reply

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