techav
@techav.net
A recovering art major with over a decade in IT and half a lifetime building and programming tech projects.
Rendering Mandelbrot fractals in Forth on PikaPC, my PowerPC homebrew computer:
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techav.net
November 11, 2025 at 6:04 PM
Rendering Mandelbrot fractals in Forth on PikaPC, my PowerPC homebrew computer:
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Running code on PikaPC, my PowerPC homebrew computer.
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techav
ALTPikaPC Runs First CodeI’ve finished wiring the essentials on my PikaPC homebrew computer project. As it sits currently, it has the PowerPC 403GA CPU clocked at 24MHz, 512kB of flash ROM on an 8-bit...
techav.net
November 4, 2025 at 3:34 PM
Running code on PikaPC, my PowerPC homebrew computer.
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I've started a new homebrew computer project, this time using a PowerPC 403GA as the CPU.
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techav
ALTPikaPC Homebrew ComputerI’ve started a new project. I even gave it a proper name this time! I’m calling it PikaPC, named after the adorable screaming lagomorphs. My last big homebrew project was...
techav.net
October 28, 2025 at 3:24 PM
I've started a new homebrew computer project, this time using a PowerPC 403GA as the CPU.
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Pictures from the Fall 2025 DFW Retrocomputing Meetup
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DFW Retrocomputing Fall 2025 Meetup - techav
DFW Retrocomputing Fall 2025 MeetupALTALTALTALTALTALTALTALTALTALTALTALTALTALTALTALTALTALTALTALTALTALTFun old tech on display at the Fall 2025 Dallas/Fort Worth area Retrocomputing Meetup on the 18th.....
techav.net
October 21, 2025 at 3:30 PM
Pictures from the Fall 2025 DFW Retrocomputing Meetup
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My last set of photos from VCF Southwest 2025
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techav
Final Images from VCF Southwest 2025 ProtowebProtoweb is a service to bring the modern internet to vintage computers. Pen PlottersTwo exhibitors demonstrated pen plotters connected to era-appropriate....
techav.net
October 14, 2025 at 3:55 PM
My last set of photos from VCF Southwest 2025
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Texas Computing at VCF Southwest 2025
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techav
Texas Computing at VCF Southwest 2025 We had a great showing of computers, electronics, and other hardware from developed VCFSW’s home state of Texas. Texas InstrumentsTandy & Radio ShackA tribute to....
techav.net
September 30, 2025 at 2:52 PM
Texas Computing at VCF Southwest 2025
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Sure sounds like a good idea to me!
If I’m not careful I’m going to convince myself that writing an OpenFirmware implementation is a good idea.
September 29, 2025 at 1:10 AM
Sure sounds like a good idea to me!
8-bit Home Computers at VCF Southwest 2025
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techav
8-Bit Home Computers at VCF Southwest 2025ALT
techav.net
September 23, 2025 at 10:36 PM
8-bit Home Computers at VCF Southwest 2025
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Workstations at VCF Southwest 2025
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techav
Workstations at VCF Southwest 2025 For anyone needing to do more than basic computing, there was an assortment of high-power workstations on display this year, such as these AT&T and HP Unix machines....
techav.net
September 16, 2025 at 4:39 PM
Workstations at VCF Southwest 2025
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Portable Computers at VCF Southwest 2025
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techav
Portable Computers at VCF Southwest 2025
techav.net
September 2, 2025 at 8:53 PM
Portable Computers at VCF Southwest 2025
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@vcfkyle.bsky.social exhibit celebrating 40 years of Gateway computers at VCFSW 2025
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techav
40th Anniversary of Gateway at VCF Southwest 2025ALT
techav.net
August 20, 2025 at 6:55 PM
@vcfkyle.bsky.social exhibit celebrating 40 years of Gateway computers at VCFSW 2025
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This is fascinating. Having spent several years studying ceramics in my past life as an artist, I have always wondered how ceramic chip packages are made. I had no idea they could have so much going on inside of them.
For more information on the 386 package, see my latest blog post. Thanks to @jonbruner.bsky.social and Lumafield for the CT scans.
www.righto.com/2025/08/inte...
www.righto.com/2025/08/inte...
A CT scanner reveals surprises inside the 386 processor's ceramic package
Intel released the 386 processor in 1985, the first 32-bit chip in the x86 line. This chip was packaged in a ceramic square with 132 gold-pl...
www.righto.com
August 9, 2025 at 7:20 PM
This is fascinating. Having spent several years studying ceramics in my past life as an artist, I have always wondered how ceramic chip packages are made. I had no idea they could have so much going on inside of them.
VCF Southwest 2025 is officially open!
I am set up at the front of the main exhibit hall with my Wrap030 homebrew computer project.
I am set up at the front of the main exhibit hall with my Wrap030 homebrew computer project.
June 20, 2025 at 6:02 PM
VCF Southwest 2025 is officially open!
I am set up at the front of the main exhibit hall with my Wrap030 homebrew computer project.
I am set up at the front of the main exhibit hall with my Wrap030 homebrew computer project.
VCF Southwest starts tomorrow!
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techav
ALTVCF Southwest 2025Starts tomorrow! Home | Vintage Computer Festival Southwest Friday, June 20th through Sunday, June 22nd, 2025 at the UT Dallas Davidson-Gundy Alumni Center in Richardson, Texas......
techav.net
June 19, 2025 at 11:47 PM
VCF Southwest starts tomorrow!
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The end of this chapter of me exploring NetBSD for Wrap030, my 68030 homebrew computer.
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On Accepting Victories Where They Come - techav
On Accepting Victories Where They ComeALTAt the end of my last post on getting NetBSD running on my 68030 homebrew computer, I had a (mostly) working root shell prompt in single-user mode. Well here.....
techav.net
June 10, 2025 at 3:29 PM
The end of this chapter of me exploring NetBSD for Wrap030, my 68030 homebrew computer.
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Reposted by techav
