Dave breaths life into the old Compaq Portable from 1984. Forum: https://www.eevblog.com/forum/blog/eevblog-1354-compaq-portable-repair-part-1/ Podcast: Download
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Dave breaths life into the old Compaq Portable from 1984. Forum: https://www.eevblog.com/forum/blog/eevblog-1354-compaq-portable-repair-part-1/ Podcast: Download
Read More »A look at and teardown of the world’s first IBM PC compatible PC, the Compaq Portable. Also some meter and oscilloscope part 1 repair action… Forum: https://www.eevblog.com/forum/blog/eevblog-1348-worlds-first-ibm-compatible-pc-the-compaq-portable/ Podcast: Download
Read More »Teardown of a $250,000 1991 vintage IBM 9121 TCM Processor module from a System/390 ES9000 Enterprise Server mainframe computer,. Amazing state of the art 63 layer ceramic hybrid module construction with 2772 pins! And Dave demonstrates an amazing BGA desoldering technique that can only be done on these ceramic hybrid …
Read More »Teardown (partial) of a Facit C1-13 13 digit mechanical calculator from 1967. John Wolff’s mechanical calculator website: http://www.johnwolff.id.au/calculators/Tech/FacitC1-13/C113.htm Forum: https://www.eevblog.com/forum/blog/eevblog-1332-facit-mechanical-calculator/
Read More »Will a 1970’s era Intel 8085 design kit power up after 40 years? A look at the Intel MCS-85 System Design Kit and some vintage computer and processor history. Subscribe on Library: https://lbry.tv/@eevblog:7 Forum: https://www.eevblog.com/forum/blog/eevblog-1308-1970s-intel-mcs-85-8085-design-kit/ Podcast: Download
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