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A PC speaker is a loudspeaker built into some IBM PC compatible computers. The first IBM Personal Computer, model 5150, employed a standard 2.25 inch magnetic driven (dynamic) speaker. [1] More recent computers use a tiny moving-iron or piezo speaker instead. [2] The speaker allows software and firmware to provide auditory feedback to a user ...
The PC-98 series of computers, like their IBM PC cousins, also do not have integrated sound contrary to popular belief, and their default configuration is a PC speaker driven by a timer. Sound cards were made for the C-Bus expansion slots that these computers had, most of which used Yamaha's FM and PSG chips and made by NEC themselves, although ...
IBM ThinkPad 365. The IBM ThinkPad 365 is a notebook computer series developed by IBM and manufactured by ASE Group. It was released in North America in November 1995, and was the successor of the ThinkPad 360 series. The series had 8 models that were released before being discontinued, and was succeeded in 1997 by the ThinkPad 380 series.
Website. ibm .com. The IBM ThinkPad 380 was a notebook computer series released May 13, 1997 by IBM as part of their ThinkPad laptop series. Notable for incorporating a CD-ROM and a floppy drive, [1] it was considered a mid-range laptop by IBM at the time, and sold well. [2] The series was the successor to the IBM ThinkPad 365 .
Contents. IBM Personal Computer XT. The IBM Personal Computer XT (model 5160, often shortened to PC/XT) is the second computer in the IBM Personal Computer line, released on March 8, 1983. [1] Except for the addition of a built-in hard drive and extra expansion slots, it is very similar to the original IBM PC model 5150 from 1981.
IBM PS/1. Related. IBM PC Series. IBM Aptiva is a line of personal computers that was produced by IBM. It was designed primarily for home use and offered a range of models with varying specifications and features. It was introduced in September 1994 as the replacement for the IBM PS/1 . The first Aptiva models were based on the Intel 80486 CPU.
The IBM Personal Computer (model 5150, commonly known as the IBM PC) is the first microcomputer released in the IBM PC model line and the basis for the IBM PC compatible de facto standard. Released on August 12, 1981, it was created by a team of engineers and designers at International Business Machines (IBM), directed by William C. Lowe and ...
The original IBM PC could be equipped with as little as 16 KB of RAM and typically had between 64 and 640 KB; depending on the amount of equipped memory, the computer's 4.77 MHz 8088 required between 5 seconds and 1.5 minutes to complete the POST and there was no way to skip it. Beginning with the IBM XT, a memory count was displayed during ...