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The project to install it was called Project MARS, which stood for 'Manufacturers Audio Response System". [12] The Oakland Country Schools system began using the IBM 7770 in 1969 as a key part of what they claimed was the first fully computerised student attendance system in the United States. Schools could each morning report tardy or absent ...
The Digital Sound System 80, short DSS80, was a three-piece PC audio system co-developed by Microsoft and Philips.It debuted on the 1998 Electronic Entertainment Expo (E³) and is most likely the only speaker system ever released by the Microsoft Corporation.
One of the revisions of the Mwave card was the Mwave Dolphin. The card was an ISA legacy card that did not support plug and play and natively supported Windows through its software. It featured a 28.8k/second fax/modem and a Sound Blaster-compatible audio solution. One of the card's most publicized features was its software upgradeability: a ...
Max sample rate (Hz) Applications Notes Ref; Analog Devices: AD1848 1992 Multiple stereo channels, unlimited 16 48,000 Original Windows Sound System card by Microsoft, Ensoniq Soundscape S-2000 and Elite cards Digital-to-analog codec chip, 2-channel stereo input/output [93] ARM Ltd. VIDC20: 1994 8 16 44,100 Risc PC computer Atari: Jerry 1993 16 ...
The clock rate of the PC's programmable interval timer which drives the speaker is fixed at 1,193,180 Hz, [3] and the product of the audio sample rate times the maximum DAC value must equal this. Typically, a 6-bit DAC [ 8 ] with a maximum value of 63 is used at a sample rate of 18,939.4 Hz, producing poor but recognizable audio.
The IBM Music Feature Card (simply referred to as the IBM PC 'Music Feature' by IBM) and sometimes abbreviated as the IBM MFC, or just IMFC) is a professional-level [1] sound card for the PC, and used the 8-bit ISA bus. The card made use of the Yamaha YM2164 chip which produces sound and music via FM synthesis. [2]
To support the onboard real-time clock, a special driver must be loaded at boot in 'CONFIG.SYS', 'clock.sys', or 'clkdvr.sys' The computer supports the Microsoft Windows operating system up to version 3.0, as it is the last version of Windows to support Real Mode. The included boot disk for the Leading Edge Model D in its sleeve.
Products, services, and subsidiaries have been offered from International Business Machines (IBM) Corporation and its predecessor corporations since the 1890s. [1] This list comprises those offerings and is eclectic; it includes, for example, the AN/FSQ-7, which was not a product in the sense of offered for sale, but was a product in the sense of manufactured—produced by the labor of IBM.