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IrishJourno

HN member
Joined
Thu, Apr 21, 2016, 7:57 PM UTC
HN karma
216
Public activity
72 items

About IrishJourno

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Recent public activity

  1. comment
    Comment #48379407

    I'm normally pretty good about writing close to length, but the first draft of this 950-word article was over 2,000 words long. :) I only get three pages per issue though, so even …

  2. comment
    Comment #48376874

    You should check out the Media Archeology Lab, they are very interested in alternate networks of all types! https://www.mediaarchaeologylab.com/

  3. comment
    Comment #48376838

    Original article author here: Yes, key pages were multiple times over teletext. It's a bit of a grey area for amateur radio regs, so I didn't mention it in the article, but you cou…

  4. comment
    Comment #48376795

    Original article author here: There's isn't anything on the wider web about this project because it is a bespoke creation for IEEE Spectrum's Hands On column! If you're not familia…

  5. comment
    Comment #48376757

    Author of the OP article here: Yes, you could 100% send teletext frames over meshtastic: if you're using the unlicensed bands you could even send full carousels with many pages, wh…

  6. comment
    Comment #48376725

    You have me pegged correctly :)

  7. comment
    Comment #46891439

    Thank you, I'm glad you agree they are nice! The artist is James Provost, he's done most of the illustrations for Hands On since we switched over from photography a few years ago (…

  8. comment
    Comment #43197533

    You're in luck! David Schneider, the author of this piece, also built a $150 hydrogen line antenna for us, based on a TV tuner SDR: https://spectrum.ieee.org/track-the-movement-of-…

  9. comment
    Comment #43197480

    I'm the editor of Spectrum's "Hands On" DIY column: thank you so much! The general goal is to have projects that can be done in a weekend or three for less than roughly $300 and wh…

  10. comment
    Comment #41334642

    The back end we use for article infographics on the Spectrum website is from a company called Flourish, so anything that looks like it's from them is actually editorial content. We…

  11. comment
    Comment #41333789

    There's an embedded interactive chart at the very top of text: have you blocked embeds from running?

  12. comment
    Comment #39540539

    Ugh, should be fixed. Another transfer problem that always has to be catched manually. I've been putting articles online since the mid-1990s, and in 30 fecking years of watching ev…

  13. comment
    Comment #39540349

    Congrats on being an early reader, b/c I spotted this on a fresh read Monday morning and zapped it! [I'm a IEEE Spectrum editor] This is a problem that's got me the odd time before…

  14. comment
    Comment #39540189

    For reals, we thought about putting one in, although the blobs and spires would have been the payload in the center of a solar sail, but we couldn't squeeze it in! [I'm an IEEE Spe…

  15. comment
    Comment #33343993

    If you are doing passive radar, then a UHF/VHF TV antenna should cover you for whatever digital channel you choose

  16. comment
    Comment #33335893

    Thanks! I have notes scattered around, but they're not coherent (unlike the RTLs! ) and I doubt I'll have time to publish them as once I've written an article I generally have to m…

  17. comment
    Comment #33335572

    Yes, the United States has a you-can-recieve-anything philosophy (with some limits for old analog cellphone frequencies, and restrictions on using, e.g. a police scanner in a car) …

  18. comment
    Comment #33335525

    This is exactly the SDR I was trying out :)

  19. comment
    Comment #33335522

    Sorry if I didn't make this clearer in the article due to space constraints, but the TV surveillance antenna gives me a fair degree of directionality, enough to distinguish planes …

  20. comment
    Comment #32926210

    The trouble is a big part of the point :)

  21. comment
    Comment #32926179

    I posted a clip on Twitter in response to a similar query! https://twitter.com/stephencass/status/1572600095467618304

  22. comment
    Comment #32919538

    One other crazy detail I didn't have space to put in the article is that half of the driver chips are mounted upside down in cutouts in the circuit board! It's so the data bus and …

  23. comment
    Comment #32919474

    The low memory was another impetus for upgrading it. I use a REX chip upgrade, which gives me a lot more storage, but the RAM can only hold an article's worth of words at a time, a…

  24. comment
    Comment #32919438

    That's why I was so motivated to keep it! (I'm the author of the article!)

  25. comment
    Comment #32919435

    The only issue with the 102 is that it uses surface mount components throughout, while in the 100 they are only in the display module, which makes 100's easier to repair, but YMMV.…