The most annoying thing about the 80 Series computers is keeping track of which ROMs were used for creating which programs. To confirm that your 80 Series computer is working, just type in the command DISP "HELLO". These computers are all usable immediately upon power-up. The best thing about the 80 Series machines is that they do not require any discs or external software to boot. The museum has an extensive collection of software available for download for these computers. Larry completely rebuilds HP-85 computers, replacing the tape drive with a reliable QIC drive. John Shadbolt also has a terrific site with useful information on 80 Series computers: 1980s Vintage Computers.Ĭlick here to visit Larry Atherton's HP-85 refurbishment site. īe sure to visit Olivier De Smet's site to try his Series 80 emulators. These products (excluding the 9915) were developed and manufactured at HP's Corvallis Division.įor more information on the Series 80, be sure to see the Key Notes newsletters.įor more detailed information on the 80 Series, please visit the outstanding site. All 80 Series computers came standard with ROM-based BASIC, and only the 9915 had a cooling fan. Subsequent computers from HP would have these enhancements either built-in or handled by software. Like the 98X5 computers and their predecessors, the 80 Series employed pluggable ROM modules to add product capability (I/O connections, language enhancements, etc). The 85 cost less than half the price of the 9825. The 80 Series was HP's first truly low-end technical computer range. The machines in the 80 Series were the first desktop computers produced in Corvallis. The 80 Series was developed in Corvallis, Oregon, which at the end of the 1970s had the charter for all HP calculator products. HP introduced the 80 Series in 1979, beginning with the 85.
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