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jdontillman

HN member
Joined
Sat, Mar 07, 2009, 7:51 AM UTC
HN karma
127
Public activity
49 items

About jdontillman

Don Tillman has a background in electrical engineering, software engineering, music, physics, math, economics, business, and a bunch of other areas.

He lives in Palo Alto, California.

http://www.till.com for details, articles and fun.

Recent public activity

  1. comment
    Comment #48888704

    I agree. Startup Proposal: Intelligent Traffic Signals https://till.com/articles/smarttraffic

  2. comment
    Comment #48814236

    Capacitance multipliers are how wah-wah pedals work. The classic Vox / Dunlop/ Cry Baby wah-wah pedal used by Hendrix, Gilmour, Clapton, Harrison, and so many others, is built from…

  3. comment
    Comment #47389511

    See also: Stanley Jordan, "APL For Music". https://dl.acm.org/doi/pdf/10.1145/75144.75174 (!!!) (Wait, what? That Stanley Jordan?) (Yep.)

  4. comment
  5. comment
    Comment #39661573

    Also see my article "The Mechanics of Moore's Law" for an analysis in terms of economic feedback loops with usual adaptive characteristics. https://till.com/articles/MooresLaw

  6. comment
    Comment #38584598

    There was a delightful Usenet post way back around 1990, where someone described how they had just purchased a new multi-CD player. They very excitedly filled it up with their coll…

  7. comment
    Comment #38480715

    Heh-heh, "challenging" is the polite term. 12-tone serial composition is simply a technique for removing natural tonality from a composition. I think the big issue is whether 12-to…

  8. comment
    Comment #38245473

    Jazz composer Anthony Braxton. Quote from Wikipedia: "Braxton often titles his compositions with diagrams or numbers and letters. Some diagrams have a clear meaning or significatio…

  9. comment
    Comment #38245441

    Game Theory's album "Lolita Nation" features a song called: "All Clockwork and No Bodily Fluid Makes Hal a Dull Metal Humbert In Heaven Every Elephant Baby Wants to Be So Full of S…

  10. comment
    Comment #36649438

    In their earlier years, the Symbolics 3600 series machines included a Motorola 68K series Front End Processor (the "FEP") for booting the main processor. And the assembler for that…

  11. comment
    Comment #35527622

    Fascinating; thanks. Question: How does the salinity and pressure of deep sea water affect that 4C point?

  12. comment
    Comment #35526744

    Exactly. Because the sensors are mounted on that very land. So tectonic movement will certainly have an effect. And you can see remnants of earthquakes in some of the data.

  13. comment
    Comment #35526301

    (Largest tides on the planet. The bay acts as a kind of resonant organ pipe amplifying the tides on the Atlantic Ocean.) Hey; if they can handle 52ft tides, they can handle anythin…

  14. comment
    Comment #35526274

    The NOAA Sea Level Trends data and visualizations are fascinating: https://tidesandcurrents.noaa.gov/sltrends/ Sea levels have been monitored for over 100 years... because of comme…

  15. comment
    Comment #34930766

    Disappointed; no KL10.

  16. comment
    Comment #34485919

    Yes! I've been using this for years. It's great.

  17. comment
    Comment #34450156

    Symbolics veteran here... Ahh, fond memories. Indeed, we had a Foonly. I don't know the model number, but it was a single rack unit. We used it as a server, software development, S…

  18. comment
    Comment #33666765

    I agree. And I'm a huge fan of new possibilities. BUT most of the musical operations we see in the digital world are not "new possibilities", but rather cheap imitations of previou…

  19. comment
    Comment #33664098

    Solid point.

  20. comment
    Comment #33664015

    "More tools" is not necessarily a good thing. Music, as any art form, thrives on limitations. And without complaint. "The Blues" is a very limited form, yet it has provided about a…

  21. comment
    Comment #33662736

    I don't think you can separate music, or any art form for that matter, from the artist's craft, skill, expressiveness, resources, and materials. --- Digital isn't inherently bad, b…

  22. comment
    Comment #33657613

    Indeed. The author is referring to the up-a-half-step modulation that Barry Manilow tactically used all over the place. I call it a "Manilow". --- But yeah, it's just one of the ma…

  23. comment
    Comment #33009421

    Solid point. I never thought about Equal Temperament as an example of Worse is Better, but yeah. And after going through heroic efforts to get the ratios of notes exact, you're pro…

  24. comment
    Comment #31953915

    That's exactly right. Not a weird convention at all.

  25. comment
    Comment #31832432

    The Nashoba Valley Winery near Hudson, Massachusetts features some very tasty wines made from Cranberry/Apple, Pear, Gravenstein, Peach, Plum, Raspberry, Strawberry Rhubarb, and mu…