44
1. Overview
2. Setup & Use
3. Optional
Accessories
4. T
roubleshooting
5. W
arranty
, Safety
& Specifications
OVERALL SPECIFICATIONS
Power Output
12 W per channel (72 W total)
Amplifier Frequency Response
60 Hz to 20 kHz ±3 dB
Carrier Frequencies (IR)
2.06/2.54; 3.2/3.7 MHz
Signal-to-Noise Ratio
> 73 dB
Dynamic Range
> 73 dB
Maximum Deviation
> 70 dB
AMPLIFIER SPECIFICATIONS
Receiver Type
Superheterodyne
Receiver Sensitivity
6 µV for 60 dB S/N
Image and Spurious Rejection
> 70 dB
Dimensions (W x D x H)
8.6” x 6.8” x 2.2”
Weight
2.75 lbs.
TRANSMITTER SPECIFICATIONS
REDMIKE and REDMIKE VC
Audio Distortion
< 1 %
Built-in Microphone
Unidirectional Electret
Battery Power (1-year warranty)
1 AA NiMH Rechargeable
Sensing Battery
Audio Input
3.5 mm
Dimensions (W x D x H)
0.9” x 1.0” x 3.5”
Weight
2.1 oz.
LT-71 LightMic
Audio Distortion
< 1 %
Built-in Microphone
Unidirectional Electret
Battery Power (1-year warranty)
2 AA NiMH Rechargeable
Audio Inputs
Mic Level 3.5 mm, Line Level 3.5 mm
Dimensions (W x D x H)
1.375” x .75” x 4.625”
Weight
3.7 oz.
REDMIKE Share Handheld Microphone
Audio distortion
<1%
Built-in Microphone
Unidirectional Electret
Battery Power (1-year warranty)
2 AA NiMH Rechargeable Battery
Pack
Audio Input
3.5 mm
Dimensions (W x D x H)
8.25” x 1.3” x 1.3”
Weight
7.9 oz
ISR SENSOR SPECIFICATIONS
Operating Range
Up to 1600 square feet
Cable
50 ft., Plenum-rated Cat 5e
Mounting
Ceiling clip/Wall bracket
Dimensions (W x D x H)
9.4” x 1.4” x 5.2”
Weight
14.3 oz.
Summary of Contents for CAT 885
Page 1: ...U s e r M a n u a l Classroom Audio System...
Page 2: ......