850ir, 880ir, Teacher-friendly design – LightSpeed Technologies RedCat User Manual

Page 6: Specifications, Features, Pagefirst, Technology, Multimedia integration, Advanced features, Environmentally friendly

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850iR

Teacher-friendly Design

The 850iR is designed to work in concert with existing multimedia sources while maintaining straightforward, easy operation

for the teacher. The back panel features a variety of inputs, outputs and fine-tuning controls for easy integration.

Specifications

Standard Carrier Frequencies (IR) 2.06/2.54 MHz

Power Output

12 W/Channel (48 W Total)

Total Harmonic Distortion (THD)

<1% @ 10 W

Signal-to-Noise Ratio

>73 dB

Amplifier Frequency Response

40 Hz - 20 kHz

Audio Inputs (with volume controls) Three (3) Inputs

(Stereo RCA x 2;

Stereo 3.5 mm x 1)

ALD Output (with volume control) Two (2) 3.5 mm

Dimensions (W x D x H)

17.3” x 8.5” x 1.75”

Features

• REDMIKE — small, lightweight,

easy-to-use microphone

• 3 stereo audio inputs with volume control

• PageFirst technology — emergency page

priority (optional add-on)

• Speaker choices to fit any classroom

• 2 audio outputs for assistive listening

and recording

< REAR VIEW

PageFirst

Technology

In the event of any page or important message, PageFirst technology mutes the

classroom audio system so all students can hear the announcement.

880iR

Multimedia Integration

The 880iR is designed with advanced features that adapt to today’s changing classroom environment, and allow for future

multimedia expansion. Projectors, electronic whiteboards and computers all require a robust solution that will deliver clear, full

sound reproduction and in addition to the best speech intelligibility for teachers and students. Distributing the audio to every

child, regardless of where they are seated, improves the dynamic of interactive classrooms.

Specifications

Standard Carrier Frequencies (IR) 2.06/2.54 MHz

Power Output

12 W/Channel (72 W Total)

Total Harmonic Distortion (THD)

<1% @ 10 W

Signal-to-Noise Ratio

>73 dB

Amplifier Frequency Response

40 Hz - 20 kHz

Audio Inputs (with volume controls) Four (4) Inputs

(Stereo RCA x 3;

Stereo 3.5 mm x 1)

ALD Output (with volume control) Two (2) 3.5 mm

Dimensions (W x D x H)

17.3” x 8.5” x 1.75”

< REAR VIEW

Features

• REDMIKE — small, lightweight,

easy-to-use microphone

• 4 stereo audio inputs with volume control

• PageFirst technology — emergency page

priority (optional add-on)

• Teacher Voice Priority

• Speaker choices to fit any classroom

• Individual speaker on/off switches and

volume for zoning

• 2 audio outputs for assistive listening

and recording

Advanced Features

Teacher Voice Priority –
Teacher microphone overrides all audio sources

PageFirst

Technology –

Class never misses PA announcements

| Fall 2008/09 | ClaSSROOM aUDIO TECHNOlOGY

10

Environmentally Friendly

Highly efficient

design

Lead-free

construction

WEEE

Compliant

Environmentally Friendly

Highly efficient

design

Lead-free

construction

WEEE

Compliant

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