Macintosh 128K

Macintosh 128K
source
Name	Macintosh 128K
Developer	Apple Inc.
Manufacturer	Apple Inc.
Family	Macintosh
Type	Personal computer
Generation	First
Releasedate	January 24, 1984
Price	US$2,495
Discontinued	October 1, 1985
Os	System Software 1.0
Cpu	Motorola 68000 @ 7.8336 MHz
Memory	128 KB RAM
Storage	400 KB 3.5-inch floppy disk
Display	9-inch Monochrome CRT, 512 × 342 pixels
Input	Keyboard, Mouse
Predecessor	Apple Lisa
Successor	Macintosh 512K

Macintosh 128K. Released by Apple Inc. on January 24, 1984, it was the first model of the Macintosh line of personal computers. Its introduction, famously heralded by the "1984" television commercial directed by Ridley Scott during Super Bowl XVIII, marked a pivotal shift in computing by popularizing the graphical user interface and computer mouse for mainstream users. The compact, all-in-one design integrated a monitor, floppy drive, and motherboard into a single unit, challenging the dominant text-based paradigms of contemporaries like the IBM Personal Computer.

History and development

The project originated from Jef Raskin's vision of an affordable, easy-to-use computer, later championed by Steve Jobs after he took over the Macintosh division. Key development work was conducted by a team including Andy Hertzfeld, Burrell Smith, and Bill Atkinson, with significant influence from the earlier Xerox Alto and Apple's own Apple Lisa. The final product was unveiled at the Apple Annual Shareholders Meeting on January 24, 1984, in Cupertino, California, with a demonstration featuring Mortal Kombat and a speech synthesis program that introduced itself. Early manufacturing faced challenges, including supply constraints for the custom ASIC chips designed by Burrell Smith.

Technical specifications

At its core was an 8 MHz Motorola 68000 microprocessor, supported by 128 KB of DRAM that was shared between the system and the display. Graphics were output to a built-in 9-inch CRT with a fixed resolution of 512 x 342 pixels, producing a sharp black-and-white image. Storage was handled by a single Sony 3.5-inch floppy disk drive with a capacity of 400 KB, with no option for an internal hard disk. Connectivity was minimal, featuring two serial ports for a printer or modem and a proprietary DB-19 port for an external floppy drive, with expansion limited by the sealed case design. The system software was permanently stored in 64 KB of ROM, containing the foundational Toolbox routines.

Software and applications

It shipped with two primary floppy disks: one contained the System Software and Finder, while the other included key applications like MacWrite and MacPaint, which demonstrated the machine's WYSIWYG capabilities. Third-party software development was initially slow but grew with the release of Microsoft Word and Microsoft Excel, alongside early games like Dark Castle. The constrained RAM posed significant challenges for developers, requiring efficient programming within the Macintosh Toolbox environment. The lack of virtual memory or a hard drive meant most work was done directly from floppy disks, influencing software design and user workflow.

Reception and impact

Initial critical reception was polarized; publications like *Byte* praised its revolutionary interface, while others, including InfoWorld, criticized its limited memory and closed architecture. The high price and lack of business software initially hampered sales against the IBM PC compatible market. However, its influence was profound, setting the standard for future graphical user interface designs and inspiring subsequent generations of computers, including the NeXT Computer and Microsoft Windows. The launch event itself became a landmark in marketing history, establishing a template for future Apple product launches.

Legacy and collectibility

Its production was short-lived, being replaced by the Macintosh 512K ("Fat Mac") in September 1984 to address memory limitations. Today, it is a highly sought-after item among collectors of vintage computing hardware, with original, functional units commanding significant prices at auction houses like Sotheby's. The model is preserved in institutions such as the Computer History Museum and the Design Museum as a landmark of industrial design and human-computer interaction. Its introduction is widely cited as a defining moment that brought desktop publishing and consumer-friendly computing to a broad audience, cementing the Macintosh brand's identity for decades.

Category:Apple Inc. hardware Category:Macintosh Category:1984 introductions