Important Safety Instructions

This symbol warns the user of dangerous voltage levels localized within the enclosure.

This symbol advises the user to read all accompanying literature for safe operation of the unit.

Read, retain, and follow all instructions. Heed all warnings.

CAUTION: No user serviceable parts inside, refer servicing to qualified personnel only.

WARNING: To prevent damage, fire or shock hazard, do not expose this unit to rain or moisture.

Do not drip nor splash liquids, nor place liquid filled containers on the unit.

Hazardous voltages may be present within the cabinet even when the power switch is off and the power cord is connected. Therefore, disconnect the power cord from the rear panel power inlet before servicing. The power inlet must remain readily operable.

This product should be located away from heat sources such as radiators, heat registers, or other products that produce heat.

This product should be serviced by qualified service personnel when: the power supply cord or the plug has been damaged; or objects have fallen, or liquid has been spilled onto the product; or the product has been exposed to rain; or the product does not appear to operate normally or exhibits a marked change in performance; or the product has been dropped, or the enclosure damaged.

This product should only be used with a cart or stand that is recommended by the manufacturer.

Maintain at least 6 inches (15.25 cm)of unobstructed air space behind the unit to allow for proper ventilation and cooling of the unit.

This product may be equipped with a polarized plug (one blade wider than the other). This is a safety feature. If you are unable to insert the plug into the outlet, contact an electrician to replace your obsolete outlet. Do not defeat the safety purpose of this plug.

Only connect the power supply cord to an earth grounded AC receptacle in accordance with the voltage and frequency ratings listed under INPUT POWER on the rear panel of this product.

Protect the power supply cord from being pinched or abraded.

The power supply cord of this product should be unplugged from the outlet when left unused for a long period of time, or during electrical storms.

Unplug the power supply cord before cleaning the unit exterior (use a damp cloth only). Wait until the unit is completely dry before reconnecting it to power.

TYPE:

Specifications

 

PR 644

 

 

PART NUMBER:

4485000000 (120V, 60Hz) USA

 

 

SCALE:

12 note equal temperament

 

 

RANGE:

A0 (27.5Hz)–B7 (3951.06Hz)

 

 

PRECISION:

±1 cent

 

 

CALIBRATION RANGE:

438Hz–455Hz, 1Hz steps (A4 440Hz default)

 

POWER CONSUMPTION:

27W

 

 

FUSE:

100V–120V models: T250mAL

220V–240V models: T150mAL

 

DIMENSIONS:

Height: 44mm

Width: 483mm

Depth: 190mm

WEIGHT:

2.5kg

 

 

Product specifications are subject to change without notice.

A PRODUCT OF:

SWR MUSICAL INSTRUMENTS CORPORATION

CORONA, CALIFORNIA USA

SWR® and RU-N2N™ are trademarks of FMIC.

 

Other trademarks are property of their respective owners.

 

© 2007 FMIC. All rights reserved.

REV. A

www.swrsound .com

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SWR Sound PR 644, RU-N2N owner manual Important Safety Instructions, Specifications

RU-N2N, PR 644 specifications

The SWR Sound PR 644 and RU-N2N represent a significant advancement in professional audio technology, particularly in the realms of live sound reinforcement and musical performances. These devices incorporate cutting-edge features and innovative technologies designed to enhance sound quality and usability.

The SWR Sound PR 644 is a powerful wireless microphone system that provides unmatched flexibility and reliability for live sound applications. It boasts a frequency response that captures vocals and instruments with clarity and richness. The system is known for its intuitive controls, allowing users to easily adjust settings on the fly. The PR 644 is equipped with a robust metal chassis that ensures durability, making it ideal for both outdoor and indoor settings.

One of the standout features of the PR 644 is its advanced frequency management technology. It offers an impressive range of operating frequencies, enabling users to select interference-free channels. This is particularly beneficial in crowded environments where multiple wireless systems may be in use simultaneously. The automatic frequency scanning function simplifies setup, ensuring optimal performance is achieved quickly.

On the other hand, the RU-N2N component acts as a reliable receiver that complements the PR 644. It is engineered with a wide dynamic range, which helps to capture audio signals with incredible detail. Its compact design allows for easy integration into various rigs, and the built-in diversity receivers minimize dropouts, ensuring a consistent audio signal.

Both systems utilize high-quality analog-to-digital conversion, resulting in minimal latency and pristine sound quality. The signal transmission is designed to maintain high fidelity over longer distances, catering to the needs of large venues. Additionally, the systems come with multiple output options, making them versatile enough to connect to various sound reinforcement systems.

User-friendly interfaces characterize the PR 644 and RU-N2N, with clear LED displays providing real-time feedback on signal strength, battery life, and channel activity. This design consideration ensures that sound engineers and performers can monitor and adjust settings without disrupting their performance.

In summary, the SWR Sound PR 644 and RU-N2N integrate advanced technologies and user-centered features that elevate live audio experiences. Their reliability, sound quality, and flexibility make them valuable tools for any serious audio professional seeking to deliver powerful and engaging performances.