43-1045.fm Page 6 Tuesday, August 17, 1999 10:58 AM

PREPARATION

SELECTING A

LOCATION

Select a location for the telephone that is:

•Near an AC outlet

•Near a telephone line jack

•Out of the way of normal activities

CONNECTING THE BASE

Follow these steps to set up and con- nect the base.

illus

•Away from electrical machinery, electrical appliances, and metal walls or filing cabinets

•Away from wireless intercoms, alarms, and room monitors

The base’s location affects the phone’s range. If you have a choice of several locations, try each to see which pro- vides the best performance.

Note: If the phone line jack is not a modular jack, you can update the wir- ing yourself, using jacks and adapters available at your local RadioShack store. Or, you can let the phone com- pany update the wiring for you. The USOC number of the jack to be in- stalled is RJ11C.

1.Plug one end of the supplied mod- ular cord into the TEL. LINE jack on the back of the base.

2.Plug the modular cord’s other end into a modular phone line jack.

3.Plug the supplied AC adapter’s barrel plug into the 12V DC jack on the back of the base.

4.Plug the adapter into a standard AC outlet.

5.Fully extend the base’s antenna and place it in a vertical position.

Caution: You must use a 120V AC/ 12V DC adapter that delivers at least 200 milliamps. Its center tip must be positive, and its plug must correctly fit the phone’s 12V DC jack. The supplied adapter meets these requirements. Using an adapter that does not meet these requirements could damage the phone or the adapter.

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Radio Shack ET-545 owner manual Preparation, Selecting a Location, Connecting the Base
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ET-545 specifications

The Radio Shack ET-545 is a classic electronic device that epitomizes the charm and functionality of portable technology from the late 20th century. Introduced during a time when personal electronics were gaining rapid popularity, it catered particularly to enthusiasts who sought reliability and usability in a compact design.

One of the standout features of the ET-545 is its advanced calculator functionality. It features a multi-line display, allowing users to view complex calculations and equations in a clear manner. This enhances the user experience, especially for students and professionals who often grapple with intricate mathematical problems. The calculator supports a range of mathematical functions, including trigonometric and exponential calculations, making it a versatile tool in academic and professional settings.

In terms of design, the ET-545 showcases a user-friendly interface with well-spaced keys and a simple layout. The device is compact, easily fitting into a pocket or bag, which makes it an ideal companion for those on the go. The durability of the build quality is commendable, reflecting the robust manufacturing standards of Radio Shack, a brand known for its long-lasting electronics.

The ET-545 is powered by batteries, emphasizing portability. This aspect eliminates the hassle of finding a power outlet when you're out and about. Users appreciate the long battery life, ensuring that the device remains functional for extended periods without the need for frequent battery changes.

Another notable characteristic of the ET-545 is its ability to perform conversions, such as unit conversions for measurements and currency, which were groundbreaking features for handheld devices of its time. This functionality proved invaluable for travelers and professionals dealing with international transactions.

In conclusion, the Radio Shack ET-545 is not just a piece of technology; it represents a significant chapter in the evolution of portable electronics. With its combination of mathematical capabilities, portability, and user-friendly design, it serves as a testament to the ingenuity of its era. For those who have fond memories of using this device, the ET-545 remains an iconic symbol of a time when personal electronics were just beginning to transform everyday life.
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