Using an Optional Adapter

You can power the recorder using an AC adapter or your vehicle’s 12V cigarette- lighter socket using a DC adapter (neither included). The adapter you choose should supply 3V, deliver at least 300 mA, and have a positive center tip. These are available at your local RadioShack store.

ZWNote: Using an adapter automatically disconnects installed batteries.

Using an AC adapter

1.Insert the barrel plug into the recorder’s DC 3V jack.

2.Plug the adapter into a standard AC outlet.

Using a DC adapter with a vehicle battery

1.Set the adapter’s voltage switch to 3 volts.

2.Insert the plug into the recorder’s DC 3V jack.

3Plug the other end of the adapter into the vehicle’s cigarette lighter socket.

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Radio Shack CTR-122 quick start Using an Optional Adapter, Using an AC adapter
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CTR-122 specifications

The Radio Shack CTR-122 is a classic piece of portable communication technology that was popular during its time. Known for its compact design and user-friendly features, the CTR-122 was designed to cater to the needs of both amateur radio enthusiasts and casual users alike.

One of the standout features of the CTR-122 is its capability to function as a dual-band radio, operating on both VHF and UHF frequencies. This versatility allows users to communicate over different distances and across various environments, making it suitable for a wide range of applications, from outdoor activities to urban communication needs.

The CTR-122 is equipped with a built-in speaker that offers clear audio quality, enabling users to receive messages without distortion. Additionally, it features adjustable squelch control, which helps eliminate background noise and enhances the clarity of incoming signals. This is particularly beneficial in areas with heavy interference, allowing for better reception and transmission.

Another remarkable aspect of the CTR-122 is its ergonomic design. The radio is lightweight and portable, making it easy to carry and use on the go. The intuitive interface includes a simple keypad and a clear LCD display, enabling users to navigate through the various channels and settings quickly.

In terms of power, the CTR-122 typically utilizes rechargeable NiCad batteries, providing a reasonable operational time between charges. This feature is ideal for users who require a dependable communication tool during camping trips, hikes, or other outdoor adventures. The ability to recharge means that users can keep the radio ready for action without the need for constant battery replacements.

The CTR-122 also incorporates several safety features, including a built-in emergency alarm and a flashlight option. These features enhance the radio's utility in emergency situations, providing users with peace of mind when they venture into remote areas.

Overall, the Radio Shack CTR-122 is a testament to practical design and user-centric features in the realm of portable communication devices. Its combination of versatility, clarity, and ease of use makes it a memorable radio that was widely appreciated by its users, bridging the gap between amateur radio and everyday communication needs.
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