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4.Align the keyhole slots on the back of the base with the mount- ing studs on the wall plate, then carefully push the base onto the studs and slide it down.

5.Place the handset on the base.

6.Place the base’s antenna in a ver- tical position.

Mounting the Base

Directly on the Wall

You need two wood screws (not sup- plied) for this mounting method. Make sure the heads of the screws fit into the keyhole slots on the back of the base.

Follow these steps to mount the phone directly on the wall.

1.Drill two holes 31/4 inches apart. Then thread a screw into each hole, letting the head extend 1/8 inch from the wall.

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2.Thread the attached modular cord through the thick strain relief slot under the base.

3.Thread the supplied AC adapter’s cord through the thin strain relief slot under the base.

4.Align the keyhole slots on the back of the base with the mount- ing screws and slide the base downward to secure it.

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Radio Shack ET-537 owner manual Mounting the Base Directly on the Wall
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ET-537 specifications

The Radio Shack ET-537 is a portable electronic device that garnered attention during its time for its unique features and functionalities. Primarily a digital electronic tool, it was aimed at both hobbyists and everyday users who needed a reliable and user-friendly device for everyday tasks.

One of the standout features of the ET-537 is its compact design, making it highly portable and easy to carry. Weighing in at a mere few ounces, it fits comfortably in a pocket or bag, making it an ideal companion for students or professionals on the go. The device boasts a clear, easy-to-read digital display, which enhances the user's experience and ensures that information is presented in an understandable format.

Technologically, the ET-537 utilizes advanced components that were ahead of its time. It features a built-in calculator that performs basic mathematical operations, which is particularly useful for students or anyone needing quick calculations without resorting to a full-sized calculator. Additionally, the device is equipped with a memory function, allowing users to store and recall important data effortlessly.

Another notable characteristic of the ET-537 is its multi-functionality. Beyond being a simple calculator, it can serve a variety of purposes such as a stopwatch, alarm clock, and even a basic data organizer. This versatility makes it a valuable tool in various settings, whether in the classroom, at the office, or during leisure activities.

The ET-537 operates on standard batteries, offering convenience and ease of use for individuals who might not have easy access to power sources. This feature is particularly advantageous for outdoor enthusiasts or those who travel frequently, as it ensures uninterrupted functionality.

Durability and build quality are also key characteristics of the Radio Shack ET-537. Designed with robust materials, it can withstand daily wear and tear, making it a formidable device for those who need reliability in their electronic tools.

In summary, the Radio Shack ET-537 combines portability, innovative technology, and multi-functional capabilities, catering to a wide range of users. Its design and features reflect the needs of both casual users and professionals, solidifying its place as a noteworthy electronic device in its era.
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