Following the success of the IBM PCbusiness computer three years earlier, IBM attempted to capture the home market as well, with the IBM PCjr. The PCjr was based on the same technology as the PC, and was compatible enough to run most of the software applications written for the PC.
1983: November- IBM announces the IBM PCjr. It is US$700 for the bare configuration. 1984: February - IBM introduces the IBM PortablePC. 1984: March - IBM ships the IBM PCjr. It uses the 8088 CPU, 64KB RAM, and one 5.25-inch disk drive, but no monitor.
IBM PCjr computer IBM PCjr Model: 4860 Announced: November 1983 Available: March 1984 Canceled: March 1985 How Many: 270,000 Price: $669 for 64K (no floppy) $1,269 for 128K and floppy (monitor not included) CPU: Intel 8088 @ 4.77 MHz RAM: 64K, 512K max Display: Composite video, 80 X 25 text 640 X 200 (max) graphics 16 colors maximum Storage:
The primary OS for the PCjr was PC DOS, like the IBM PC, and it supported a large amount of PC software, with some incompatibilities. PC DOS 2.10 is the minimum version of DOS required for the PCjr. IBM's OEM versions of MS-DOS supported the machine up to DOS 3.30, but memory expansion was required for DOS 3.20 and 3.30.
The IBM PCjr was a home computer produced and marketed by IBM from March 1984 to May 1985, intended as a lower-cost variant of the IBM PC with hardware capabilities better suited for video games, in order to compete more directly …
Feb 18, 2020 · IBM PC jr items for sale IBM DOS Ver 2.1 bookcase with notebook with 5.25" disks $15.00 Shamus, Jumpman & Touchdown IBM PC jr 1984 all in original...
Jun 05, 2022 · As is, original owner IBM PC Jr with printer for sale. 300 or best offer. Located in Hudson Valley, NY. Includes PC Jr computer, expansion cards...
IBM PC JR. Vintage Original w/Monitor, Keyboard, books,games,cords - $125 (cottage grove, wis) Complete IBM PC JR. - Original Unit In Storage with everything includedOriginal owner …