Rotel RA-112 Owner's Manual

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Rotel RA-112 Amplifier Specification

The Rotel RA-112 Amplifier is a high-fidelity audio component designed for audiophiles seeking precision and clarity in sound reproduction. It features a robust design that emphasizes both performance and durability, incorporating high-quality components to ensure exceptional audio quality. The amplifier operates with a continuous power output of 40 watts per channel into 8 ohms, providing ample power for a wide range of speaker configurations. Its frequency response spans from 20Hz to 20kHz, ensuring a full audio spectrum is delivered with minimal distortion.

The RA-112 employs a low-noise phono stage, supporting both moving magnet cartridges, making it ideal for vinyl enthusiasts. It is equipped with a total harmonic distortion of less than 0.03%, which guarantees clean and accurate sound reproduction. The signal-to-noise ratio exceeds 85dB, further enhancing its capability to deliver pristine audio.

Connectivity options include multiple line-level inputs, allowing users to connect various audio sources. The amplifier also offers speaker A/B switching, providing flexibility in managing different speaker setups within a listening environment. Its front panel layout is intuitive, featuring smooth rotary controls for volume, balance, bass, and treble adjustments, enabling precise sound tailoring to user preferences.

The amplifier's design is both elegant and functional, with a solid chassis that minimizes vibrations and interference. The RA-112's cooling system is efficiently designed to maintain optimal operating temperatures, ensuring reliability during extended use. Overall, the Rotel RA-112 Amplifier is a well-rounded audio component that combines superior sound quality with practical features, appealing to both casual listeners and serious audiophiles.

Rotel RA-112 Amplifier F.A.Q.

How do I connect my speakers to the Rotel RA-112 Amplifier?

To connect your speakers to the Rotel RA-112 Amplifier, ensure that the amplifier is turned off. Connect the speaker wires to the corresponding left and right speaker terminals on the back panel of the amplifier, ensuring correct polarity.

What should I do if there is no sound coming from the amplifier?

Check that the amplifier is powered on and the volume is turned up. Ensure that the input source is correctly selected and that all cables are securely connected. If the problem persists, check the speaker connections and try a different audio source.

How often should the Rotel RA-112 be serviced for maintenance?

It is recommended to have the Rotel RA-112 serviced every 2-3 years by a professional technician to ensure optimal performance and longevity. Regular dusting and keeping the unit in a well-ventilated area can also help maintain its condition.

Can I connect a turntable to the Rotel RA-112 Amplifier?

Yes, you can connect a turntable to the Rotel RA-112 Amplifier using the dedicated phono input. Ensure that your turntable is equipped with a built-in phono preamp, or use an external preamp if necessary.

What is the recommended way to clean the Rotel RA-112 Amplifier?

To clean the Rotel RA-112, turn off the unit and unplug it from the power source. Use a soft, dry cloth to wipe the exterior surfaces. Avoid using any liquid cleaners or sprays directly on the unit.

Why is the amplifier overheating and how can I prevent it?

Overheating can occur if the amplifier is placed in a poorly ventilated area. Ensure that there is ample space around the unit for air circulation. Avoid placing it in enclosed cabinets and keep it away from heat sources.

How do I reset the Rotel RA-112 Amplifier to factory settings?

The Rotel RA-112 does not have a dedicated factory reset button. To reset settings, you will need to manually adjust each setting back to your desired configuration. Refer to the user manual for guidance.

What types of audio inputs does the Rotel RA-112 support?

The Rotel RA-112 supports various audio inputs including phono, CD, tuner, and auxiliary inputs, allowing you to connect a range of audio devices.

Can I use headphones with the Rotel RA-112 Amplifier?

Yes, the Rotel RA-112 Amplifier is equipped with a front-panel headphone jack, allowing you to listen privately without disturbing others.

How do I troubleshoot distortion in the audio output of the Rotel RA-112?

If you experience distortion, check that the speaker wires are connected properly and not frayed. Ensure that the input source is not set to an excessively high volume. Try lowering the volume and adjusting the tone controls.