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Radio Shack 240 owner manual Connecting to a TWO-LINE, THREE-WAY Jack

Models: 240

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CONNECTING TO A TWO-LINE, THREE-WAY JACK

You can connect the module to a two-line phone using a two-line, three-way jack (Cat. No. 279-402). The module only shows information about calls re- ceived on the line to which it is connected.

Follow these steps to connect the module to a two-line phone.

1.Unplug the phone’s cord from the phone line jack, then plug the two-line, three-way jack into the phone line jack.

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Radio Shack 240 owner manual Connecting to a TWO-LINE, THREE-WAY Jack
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240 specifications

The Radio Shack 240, a model that defined an era of personal computing, was released in the early 1980s and quickly gained recognition for its innovative features and capabilities. As part of the Tandy Corporation's lineup, this portable computer catered to both hobbyists and professionals, making it a staple in offices and homes alike.

One of the standout features of the Radio Shack 240 was its compact design. Weighing just a few pounds and boasting a keyboard that folded over a small monochrome screen, it embodied the spirit of portability that was rare for computing devices at that time. The 240’s keyboard was user-friendly, allowing for comfortable typing and efficient navigation through its interfaces.

The core technology of the Radio Shack 240 was driven by the Zilog Z80 microprocessor, which provided a solid performance for various computing tasks. Additionally, it came equipped with 64 KB of RAM, expandable to 256 KB, ensuring that users had ample memory for basic programming and data processing. The built-in BASIC interpreter offered an accessible platform for programming enthusiasts, allowing users to write and execute their own software easily.

One of the defining characteristics of the Radio Shack 240 was its dual-functionality as both a personal computer and a word processor. It featured an impressive suite of software applications, further enhancing its value for users who needed to create documents efficiently. The device supported external storage via cassette tapes and floppy disks, allowing users to save and transfer data conveniently.

Connectivity options were limited by today's standards, but the Radio Shack 240 included essential ports for printers and other peripherals, allowing for a modest level of expansion. It was compatible with various accessories from the Radio Shack line, which encouraged users to customize their setups according to their specific needs.

Overall, the Radio Shack 240 was a pioneering piece of technology that played a significant role in the evolution of personal computing. Its combination of portability, user-friendly design, and versatile features made it a beloved device among enthusiasts and casual users alike. The legacy of the Radio Shack 240 continues to influence the designs and functionalities of modern computing devices, making it a noteworthy chapter in the history of technology.