LES 850iR Classroom Amplification System

SYSTEM OPERATION

TURNING THE SYSTEM ON

1.Turn the 850iR switch to the ON

position. The red LED on the switch will glow. >>

8 5 0 i R U s e r M a n u a l

LES 850iR Classroom Amplification System

LT-71

2.Slip the LT-71 LightMic with lanyard around the neck and position the top of the microphone just below the collarbone. Note: Positioning of the LightMic is critical

>>

for proper volume adjustment.

 

3.Turn on the LightMic and set the operating channel to “A.” This microphone will be designated as the “Teacher Mic.” >>

A CH B

OFF

4. While speaking in a normal voice, >>

increase the A VOLUME level until your voice is barely audible. Remember! This equipment is designed to supplement and distribute

the end user’s voice so they are able to speak at a conversational tone. Having the volume set too high will result in feedback and listener fatigue

250

400

700

1K

1K4

2K5

4K

6K

>>

 

 

 

+10

 

 

 

 

 

0

-10

See page 3 for hints on setting the EQ.

5.Once initial volume level is walk around the room and audio dropout and overall quality. Fine-tuning the audio accomplished by making adjustments to the 8-band Graphic Equalizer on the back panel of the receiver/amplifier.

6.If a second student pass-around microphone

was purchased with system, repeat steps

3-4 but set the operating channel to “B.” >> (If a HM-70 was purchased, see page 16.)

A CH B

OFF ON

 

 

 

11 850iR User Manual

Page 15
Image 15
LightSpeed Technologies 850iR user manual System Operation, Turning the System on

850iR specifications

LightSpeed Technologies has introduced the 850iR, an innovative solution designed to enhance audio quality and communication in various environments such as classrooms, auditoriums, and corporate settings. This advanced audio system is known for its robust features and cutting-edge technologies, which cater to the increasing demand for effective communication and collaboration.

One of the standout features of the 850iR is its powerful amplification capabilities. With a high-efficiency digital amplifier, the system delivers clear and dynamic sound across a wide range of frequencies. This ensures that every word spoken is heard distinctly, minimizing the chances of miscommunication and enhancing the listening experience for all participants. The system is particularly beneficial in larger spaces where sound dispersion can be an issue.

The 850iR incorporates long-range infrared technology, allowing for reliable audio transmission without interference from other devices. This infrared system provides clarity and privacy, making it perfect for sensitive discussions or instructional settings. Users can experience high-quality sound without the distractions commonly associated with wireless audio technologies.

Another advanced feature of the 850iR is its user-friendly interface. The device is designed for easy operation, enabling users to control volume levels, switch between input sources, and adjust settings seamlessly. This intuitive design is crucial for educators and presenters who need to focus on delivering content rather than troubleshooting equipment.

Additionally, the 850iR supports multiple input options, including microphones, computers, and other audio sources. This versatility allows for diverse applications, whether it's delivering a lecture, conducting a meeting, or hosting a conference. The inclusion of dynamic feedback suppression further enhances audio quality by reducing unwanted echoes and background noise.

LightSpeed Technologies also emphasizes the importance of durability and reliability in the design of the 850iR. Constructed with high-quality materials, the system is built to withstand the rigors of daily use in busy environments. Its compact design allows for easy installation and portability, making it a practical choice for organizations that require flexibility.

In summary, the LightSpeed Technologies 850iR stands out as a sophisticated audio solution that combines advanced technologies, strong performance, and ease of use. By addressing the essential needs of modern communication, the 850iR significantly contributes to engaging and effective interactions in various settings. Its focus on quality audio and user experience ensures it remains a valuable tool for educators, presenters, and professionals alike.