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Re: pcb layout

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On Wed, 01 Apr 2026 18:20:53 -0700, Jeff Liebermann <jeffl@cruzio.com>
wrote:

>On Wed, 01 Apr 2026 17:17:09 -0700, john larkin <jl@glen--canyon.com>
>wrote:
>
>>On Wed, 1 Apr 2026 17:06:23 -0700, Ross Finlayson
>><ross.a.finlayson@gmail.com> wrote:
>>
>>>On 04/01/2026 04:15 PM, someone wrote:
>>>> The words out there's absolutely no future in this profession. AI can do
>>>> so much better and so much more than any human. AI can evaluate
>>>> prospective partial layouts for things like signal integrity and
>>>> inter-trace coupling in real time during the layout process. It's only a
>>>> matter of time for the right people to be needy enough to develop the
>>>> specialized training algorithms. Or, even more spectacular, for AI
>>>> systems to develop training algorithms for AI applications like this.
>>>>
>>>
>>>You just draw whatever you want with a resist pen and etch the rest off.
>>>
>>
>>No, use a Dremel and remove the parts you don't want.
>>
>>John Larkin
>>Highland Tech Glen Canyon Design Center
>>Lunatic Fringe Electronics
>
>Nostalgia:
><https://www.learnbydestroying.com/jeffl/PCB-Layout/>
>All the PCB stuff went in the trash about 5 years ago.  I kept the
>tools and templates for no obvious reason.  (Please ignore the sewing
>machine).

I had some old mylar tapeups in the basement. Some folks were cleaning
up and found them. They plan to frame them and hang them in the lobby.

I remember when checking a layout took two people two days. Now it
takes two seconds.


John Larkin
Highland Tech Glen Canyon Design Center
Lunatic Fringe Electronics

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pcb layout john larkin <jl@glen--canyon.com> - 2026-03-31 12:01 -0700
  Re:pcb layout Martin Rid <martin_riddle@verison.net> - 2026-03-31 15:22 -0400
    Re: pcb layout john larkin <jl@glen--canyon.com> - 2026-03-31 12:59 -0700
      Re: pcb layout Bill Sloman <bill.sloman@ieee.org> - 2026-04-01 16:47 +1100
        Re: pcb layout john larkin <jl@glen--canyon.com> - 2026-04-01 00:42 -0700
          Re: pcb layout Bill Sloman <bill.sloman@ieee.org> - 2026-04-02 02:43 +1100
            Re: pcb layout john larkin <jl@glen--canyon.com> - 2026-04-01 08:56 -0700
  Re: pcb layout Buzz McCool <buzz_mccool@yahoo.com> - 2026-04-01 10:51 -0700
    Re: pcb layout john larkin <jl@glen--canyon.com> - 2026-04-01 11:57 -0700
    Re: pcb layout Gerhard Hoffmann <dk4xp@arcor.de> - 2026-04-01 21:40 +0200
      Re: pcb layout Don Y <blockedofcourse@foo.invalid> - 2026-04-01 14:23 -0700
        Re: pcb layout Gerhard Hoffmann <dk4xp@arcor.de> - 2026-04-02 01:45 +0200
          Re: pcb layout Don Y <blockedofcourse@foo.invalid> - 2026-04-01 18:44 -0700
    Re: pcb layout Bill Sloman <bill.sloman@ieee.org> - 2026-04-02 12:37 +1100
      Re: pcb layout Theo <theom+news@chiark.greenend.org.uk> - 2026-04-04 16:49 +0100
        Re: pcb layout Don Y <blockedofcourse@foo.invalid> - 2026-04-04 09:24 -0700
          Re: pcb layout Theo <theom+news@chiark.greenend.org.uk> - 2026-04-04 17:49 +0100
            Re: pcb layout Don Y <blockedofcourse@foo.invalid> - 2026-04-04 10:39 -0700
              Re: pcb layout john larkin <jl@glen--canyon.com> - 2026-04-04 12:30 -0700
  Re: pcb layout someone <cffbf4deb9142bce48974efc0e64dede@example.com> - 2026-04-01 23:15 +0000
    Re: pcb layout Don Y <blockedofcourse@foo.invalid> - 2026-04-01 16:21 -0700
    Re: pcb layout john larkin <jl@glen--canyon.com> - 2026-04-01 16:38 -0700
      Re: pcb layout someone <cffbf4deb9142bce48974efc0e64dede@example.com> - 2026-04-03 16:45 +0000
        Re: pcb layout john larkin <jl@glen--canyon.com> - 2026-04-03 10:37 -0700
          Re: pcb layout Bill Sloman <bill.sloman@ieee.org> - 2026-04-04 17:11 +1100
        Re: pcb layout Don Y <blockedofcourse@foo.invalid> - 2026-04-03 11:14 -0700
          Re: pcb layout Ross Finlayson <ross.a.finlayson@gmail.com> - 2026-04-03 11:57 -0700
            Re: pcb layout Don Y <blockedofcourse@foo.invalid> - 2026-04-03 13:48 -0700
              Re: pcb layout Ross Finlayson <ross.a.finlayson@gmail.com> - 2026-04-03 15:03 -0700
          Re: pcb layout john larkin <jl@glen--canyon.com> - 2026-04-03 13:55 -0700
    Re: pcb layout Ross Finlayson <ross.a.finlayson@gmail.com> - 2026-04-01 17:06 -0700
      Re: pcb layout john larkin <jl@glen--canyon.com> - 2026-04-01 17:17 -0700
        Re: pcb layout Jeff Liebermann <jeffl@cruzio.com> - 2026-04-01 18:20 -0700
          Re: pcb layout ehsjr <ehsjr@verizon.net> - 2026-04-01 21:58 -0400
          Re: pcb layout Jan Panteltje <alien@comet.invalid> - 2026-04-02 07:45 +0000
          Re: pcb layout john larkin <jl@glen--canyon.com> - 2026-04-02 08:11 -0700
            Re: pcb layout Bill Sloman <bill.sloman@ieee.org> - 2026-04-03 04:12 +1100
              Re: pcb layout Jeroen Belleman <jeroen@nospam.please> - 2026-04-03 10:05 +0200
                Re: pcb layout Uwe Bonnes <bon@hertz.ikp.physik.tu-darmstadt.de> - 2026-04-03 10:10 +0000
                Re: pcb layout john larkin <jl@glen--canyon.com> - 2026-04-03 10:47 -0700
                Re: pcb layout Jeroen Belleman <jeroen@nospam.please> - 2026-04-03 23:27 +0200
                Re: pcb layout john larkin <jl@glen--canyon.com> - 2026-04-03 15:45 -0700

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