Caller ID Operation

If you subscribe to Caller ID service from your phone company, the ET-1105 auto- matically displays the information the phone company sends, along with the date and time the call was received, be- tween the first and second rings of every call you receive. It stores up to 45 num- ber only or name and number call records in its Caller ID memory.

The display also shows if caller informa- tion is not available or if the number is blocked by the sender (see “Caller ID Displays” on Page 20).

The IN USE indicator flashes on the base during an incoming call, RING ap- pears briefly, the call record and NEW ap- pear for 10 seconds, then the display blanks out.

If you subscribe to your phone compa- ny’s message waiting service, your sys- tem informs you when you have a message waiting. If the IN USE and MESSAGE indicators on the base flash

(or appears after you press TALK or CALL ID on the handset), you have a voice message in your mailbox. The IN USE and MESSAGE indicators flash (or appears after you press TALK or CALL ID on the handset) until you re-

trieve the message.

If you subscribe to Call Waiting, the MESSAGE indicator lights on the base during a call. The Caller ID record ap- pears. If you want to answer the incom- ing call, press FLASH. To resume the previous phone conversation, press FLASH again.

REDIAL

ET-1105 specifications

The Radio Shack ET-1105 is a pocket-sized electronic device that became a notable gadget in the world of portable technology during its release. Designed with a foldable case, the ET-1105 combined convenience and functionality, catering to both casual users and tech enthusiasts alike.

One of the primary features of the ET-1105 is its built-in calculator functionality, which allows users to perform a variety of mathematical operations, from basic arithmetic to more complex calculations. The device features an easy-to-read LCD display that guarantees clarity, even in low-light conditions, making it ideal for use on the go. In addition, the keyboard is designed for easy typing, featuring well-spaced keys that minimize errors during data entry.

In terms of technology, the ET-1105 incorporates advanced electronic components for its time. It uses a low-power consumption design, contributing to extended battery life, which is essential for portable devices. The inclusion of dual power sources, featuring both rechargeable and standard batteries, gives users the flexibility to choose their preferred power option, ensuring that the device remains functional when needed.

The ET-1105 is also equipped with memory storage capabilities. This feature allows users to save important calculations or data that can be accessed later, a crucial aspect for professionals who rely on swift data retrieval. Furthermore, the device includes programmable functions, enabling users to customize certain settings based on their preferences and usage patterns.

From a design perspective, the Radio Shack ET-1105 is compact and lightweight, making it easy to carry in a pocket or a small bag. Its foldable cover offers added protection, ensuring the screen and keys are safeguarded from scratches and other damage. The overall aesthetic of the device reflects a blend of practicality and a minimalist design ethos, showcasing Radio Shack's commitment to user-centered design.

In summary, the Radio Shack ET-1105 stands out as an early example of the convergence of computing and portable technology. With its essential features, including calculator functionalities, robust technology, programmable capabilities, and portable design, it is a testament to the innovation of its era and remains a fascinating piece of electronic history for enthusiasts and collectors alike.