Floppy Days 149 - The HP97 Programmable Calculator - Part 2 - With Wlodek Mier-Jedrzejowicz
Floppy Days Vintage Computing Podcast
Release Date: 03/29/2025
Floppy Days Vintage Computing Podcast
The HP97 Programmable Calculator - Part 2 - With Wlodek Mier-Jedrzejowicz Patreon: Video version of the episode at YouTube: Sponsors: New Acquisitions 1027 print heads - ABBUC (Atari Bit-Byter Users Club) - Best Electronics - inexpensive keyboard available on Amazon (for domes) - “Atari 400/800 Student Pilot Reference Guide” by Atari - PortaCoCo - Tim Halloran video on making an adapter that allows you to run much of your CoCo off of battery - Ian Mavric’s TRS-80 store -...
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HP-97 Programmable Calculator History and Memories with Wlodek Mier-Jedrzejowicz and Everett Kaser Patreon: Sponsors: Hello, and welcome to episode 148 of the Floppy Days Podcast for February, 2025, where computers of the late 70’s through the 80’s are the Apple of our eye! (If you got that pun, then you’re in the right place 🙂) First off, I wanted to mention that this month is the 12th anniversary of the publication of the very first episode of Floppy Days way back in 2013. That’s right: 12 YEARS! A very small percentage of...
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info_outlineThe HP97 Programmable Calculator - Part 2 - With Wlodek Mier-Jedrzejowicz
Patreon: https://www.patreon.com/FloppyDays
Video version of the episode at YouTube: https://www.youtube.com/channel/UC6DQ3cyp8h373H0lXSJ8yqQ
Sponsors:
New Acquisitions
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1027 print heads - https://forums.atariage.com/topic/271589-revive1027-order-thread/
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ABBUC (Atari Bit-Byter Users Club) - https://www.abbuc.de
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Best Electronics - https://www.best-electronics-ca.com/
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inexpensive keyboard available on Amazon (for domes) - https://amzn.to/3FU9ASx
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“Atari 400/800 Student Pilot Reference Guide” by Atari - https://archive.org/details/atari_pilot-student-guide
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PortaCoCo - https://portacoco.com/
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Tim Halloran video on making an adapter that allows you to run much of your CoCo off of battery - https://youtu.be/6UN1XvJG-bs
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Ian Mavric’s TRS-80 store - https://www.ebay.com/str/trs80universe
Upcoming Shows
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Midwest Gaming Classic - April 4-6 - Baird Center, Milwaukee, WI - https://www.midwestgamingclassic.com/
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VCF East - April 4-6, 2025 - Wall, NJ - http://www.vcfed.org
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Indy Classic Computer and Video Game Expo - April 12-13 - Crowne Plaza Airport Hotel, Indianapolis, IN - https://indyclassic.org/
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The Commodore Los Angeles Super Show - April 26-27 - Burbank VFW Hall, Burbank, CA - https://www.portcommodore.com/dokuwiki/doku.php?id=class:start
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The 32nd Annual “Last” Chicago CoCoFEST! - May 2-3, 2025 - Holiday Inn & Suites Chicago-Carol Stream (Wheaton), Carol Stream, Illinois - https://www.glensideccc.com/cocofest/
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VCF Europe - May 3-4 - Munich, Germany - https://vcfe.org/E/
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Retrofest 2025 - May 31-June1 - Steam Museum of the Great Western Railway, Swindon, UK - https://retrofest.uk/
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Vancouver Retro Gaming Expo - June 14 - New Westminster, BC, Canada - https://www.vancouvergamingexpo.com/index.html
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VCF Southwest - June 20-22, 2025 - Davidson-Gundy Alumni Center at UT Dallas - https://www.vcfsw.org/
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Southern Fried Gaming Expo and VCF Southeast - June 20-22, 2025 - Atlanta, GA - https://gameatl.com/
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Pacific Commodore Expo NW v4 - June 21-22 - Old Rainier Brewery Intraspace, Seattle, WA - https://www.portcommodore.com/dokuwiki/doku.php?id=pacommex:start
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KansasFest - July 18-20 - Virtual only - https://www.kansasfest.org/
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VCF Midwest - September 13-14, 2025 - Renaissance Schaumburg Convention Center in Schaumburg, IL - http://vcfmw.org/
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Tandy Assembly - September 26-28 - Courtyard by Marriott Springfield - Springfield, OH - http://www.tandyassembly.com/
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Portland Retro Gaming Expo - October 17-19 - Oregon Convention Center, Portland, OR - https://retrogamingexpo.com/
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Chicago TI International World Faire - October 25 - Evanston Public Library, Evanston, IL - https://www.chicagotiug.org/home
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Schedule Published on Floppy Days Website - https://docs.google.com/document/d/e/2PACX-1vSeLsg4hf5KZKtpxwUQgacCIsqeIdQeZniq3yE881wOCCYskpLVs5OO1PZLqRRF2t5fUUiaKByqQrgA/pub
User Groups
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HP Handheld Conference - annual conference in the US:
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Website - https://hhuc.us/
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YouTube channel - https://www.youtube.com/@hpcalc
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HHC 2024 USB Drive - https://commerce.hpcalc.org/hhcusb.php
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Handheld and Portable Computer Club - https://www.hpcc.org/
Magazines/Newsletters
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HPX Exchange - http://www.hp41.org/LibView.cfm?Command=List&CategoryID=9
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Hewlett Packard Journal:
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journals - http://www.hp41.org/LibView.cfm?Command=List&CategoryID=7
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contents - https://www.vcalc.net/hp-jrnl.htm#JOURNAL
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Hewlett Packard Personal Calculator Digest Vol. 1, 1976 - (contents) - https://www.vcalc.net/hp-jrnl.htm#DIGEST
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HP KEYNOTES - https://www.vcalc.net/hp-jrnl.htm#KEY
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PPC Journal - produced by the PPC group:
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available on USB drive from Jake Schwartz’ PPC Archive - http://www.pahhc.org/ppccdrom.htm
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Datafile, the HPCC club journal:
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Back issues, excluding the current volume, are available on USB drive from Jake Schwartz - http://www.pahhc.org/ppccdrom.htm
References
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Wikipedia - https://en.wikipedia.org/wiki/HP-67/97#67
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Museum of HP Calculators (David Hicks) - https://www.hpmuseum.org/hp6797.htm