8 5 0 i R U s e r M a n u a l
850iR User Manual | 38
SYSTEM SPECIFICATIONS
OVERALL SPECIFICATIONS
RECEIVER SPECIFICATIONS
TRANSMITTER SPECIFICATIONS
IR SENSOR SPECIFICATIONS
Power Output...................................................................... 12 W per channel (24 W total)
Amplifier Frequency Response.......................................... 40 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 ........................................................... ±50 dB
Receiver Type ...................................................................... Superheterodyne
Receiver Sensitivity ............................................................. 6 µV for 60 dB S/N
Image and Spurious Rejection ........................................... > 70 dB
Dimensions (W x D x H) ...................................................... 9.5” x 8.5” x 1.75”
Weight ................................................................................. 3.9 lbs.
Working Range ................................................................... Up to 1600 square feet per sensor
Cable 50 ft., Plenum-rated
Mounting ............................................................................. Ceiling clip/Wall bracket
Dimensions .......................................................................... 4.25” (Diam.) x 2.0” (H)
Weight ................................................................................. 4.5 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 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.
HM-70 Handheld Microphone
Audio Distortion ................................................................. < 1 %
Built-in Microphone ............................................................ Unidirectional Electret
Battery Power (1-year warranty) ......................................... 2 AA NiMH Rechargeable
Dimensions (W x D x H) ...................................................... 2.25” x 2.25” x 8.75”
Weight ................................................................................. 7.36 oz.
Summary of Contents for 850iR
Page 1: ...U s e r M a n u a l 850iR Classroom Audio System...
Page 2: ......
Page 6: ...8 5 0 i R U s e r M a n u a l 1 850iR User Manual SECTION 1 System Overview...
Page 12: ...8 5 0 i R U s e r M a n u a l 7 850iR User Manual SECTION 2 Installation...
Page 46: ...8 5 0 i R U s e r M a n u a l 41 850iR User Manual USER NOTES...
Page 47: ......
