Category Archives: c-retro

Retro CPU Emulation, Other Retro Hardware

Accessing HP3000 with Telnet and puTTY

Telnet has never worked properly on my physical HP3000. I never needed it so I never fixed it. I decided to to track down the problem this evening. Fixing the telnet server was fairly easy – in 2001 someone altered … Continue reading

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Replacing HP3000 Series 928LX SCSI Hard Drive with SCSI2SD SD Card interface

My HP3000/928LX uses a Fast SCSI hard drive. Not only are these are no longer available new, they are getting hard to find and expensive used. Not that I start the HP3000 that often, but every time I do I … Continue reading

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Repairing a female Molex .156 Found on Pinball Games

I recently purchased the pinball game Funhouse, my all time favorite. The machine was refurbished and looks brand new inside and out. Shortly after receiving it I noticed that coin door functions were working erratically. Most importantly, the buttons used … Continue reading

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Playing Old Interactive Games (Adventure, Warp, Mystery Mansion) Online

I made a copy of my setup of the simH HP3000 emulator available for download a couple of years ago. There are several downloads of that file every day. Evidently there are a few that really enjoy playing these old … Continue reading

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HP3000/XL Series 918 Startup and Shutdown Procedures

Quick video to remind me the proper way to start / stop my HP3000 – a procedure I do very infrequently.

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Playing Old Interactive Fiction Games on the HP3000

(Note: as of Apr 2020, these games are available online. If you would rather play them online rather than install the SIMH emulator, see https://wp.me/p3PlCO-D3). Last year I posted instructions on extracting and running the SIMH HP3000 emulation. I have … Continue reading

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Upgrade HP3000 SIMH Disk Drive from HP7920 to HP7925

The virtual hard drive that came with SIMH is a 55MB HP7920 disk drive. With just the O/S installed, there isn’t a lot of space left on this drive. This HP3000 can also emulate a 120MB HP7925. This procedure will … Continue reading

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Using Kermit to Transfer files to/from SIMH HP3000

After talking to another HP3000 SIMH user who had no viable way to transfer files to the HP3000, I set out to look for something a bit easier than create a simH tape. OK, using kermit still isn’t simple, but … Continue reading

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Copy files from an HP3000/XL Computer System to a SIMH HP3000/Classic

In my prior post, Instructions for Emulating an HP3000 with SIMH, my enclosed PDF of instructions discusses getting files onto the SIMH HP3000 using Reflections or creating a SIMH format tape. Both of these options have limitations if you want … Continue reading

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Instructions for Emulating an HP3000 with SIMH

The HP3000  minicomputer was the primary system I programmed from 1978 until 1993 when I moved into networking. I have so many fond memories of that system. I knew the hardware and software backward and forward. I was fortunate enough … Continue reading

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