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Assembly and Installation Instructions 
for the AudioScience Microphone 
D50053, Revision 5.0 

Page 7

 

 

8.  With the assistance of another person, attach the AudioScience microphone assembly to the 

ceiling.  This is done by supporting the plastic boundary structure while the cable suspension 
assemblies are threaded onto the ceiling clips.  If the Eye-bolts were used instead, then simply 
tie the hangings to the eye-bolts. 

 

9.  Attach the two safety cables to the AudioScience microphone, and connect them to solid 

anchoring points in the ceiling.

 Do Not

 attach the safety cables to electrical or other wiring.  

(The 

¼

” universal snap hooks and the bailing wire may be used to achieve this.)  Allow 

enough slack to let the ceiling tiles slide into place, but not enough to allow the microphone 
unit to hit anyone in the case of ceiling track failure. 

 
10. Push back the ceiling tiles located directly above the microphone unit.  Route the microphone 

cable up from the hole in the top deflector, along one of the safety cables, to the ceiling.  Use 
the supplied cable ties to attach the microphone cable to the safety cable. 

 
11. Plug the 47’ microphone cable assembly into the XLR connector connected to the microphone 

capsule.  Route the cable across the ceiling and down a wall located near the 
Videoconferencing system.  If the cable is to be installed in a wall, a “fish tape” or conduit 
may be necessary to get the cable from the ceiling to the floor. 

 
12. Within the black XLR connector attached to the microphone capsule is a switch which is 

accessible from the side of the XLR connector.  Switch it to the “      ” position.  

Optional  
Eye-Bolts 

Summary of Contents for AudioScience D 50053

Page 1: ...Assembly and Installation Instructions for the AudioScience Microphone TANDBERG D 50053 Rev 5 0...

Page 2: ...Microphone Assembly 1 Rear Deflector 4 Cable Suspension Assemblies 2 Safety Cable Assemblies 4 9 16 Ceiling Track Clips 4 15 16 Ceiling Track Clips 4 20 x 1 Eye Bolts 2 1 4 Universal Snap Hooks 1 47...

Page 3: ...rophone is 47 feet 14 4 meters long and plenum rated to comply with fire code regulations This allows the microphone to be mounted up to about 30 ceiling feet 9 2 meters away from the system If the mi...

Page 4: ...ing positions should be within 14 horizontal feet 4 3 meters of the microphone capsule with an unobstructed line of sight to the microphone capsule 2 The supplied hardware is for mounting the micropho...

Page 5: ...phone boundary must be directly under a ceiling track to allow for mounting hardware Additionally to allow for easier changing of lighting tubes or bulbs the microphone should not be mounted where the...

Page 6: ...s for the AudioScience Microphone D50053 Revision 5 0 Page 5 Typical Room Mounting Arrangement 14 4 3m Maximum M I C 14 4 3m Maximum M I C M I C Typical Boardroom Mounting Arrangement 14 4 3m Maximum...

Page 7: ...eiling track clips have been included Four are for 9 16 ceiling tracks and four are for 15 16 24 mm ceiling tracks Discard the four that are not required 5 Attach the ceiling clips to the ceiling grid...

Page 8: ...e ceiling tiles slide into place but not enough to allow the microphone unit to hit anyone in the case of ceiling track failure 10 Push back the ceiling tiles located directly above the microphone uni...

Page 9: ...13 Replace the ceiling tiles Small notches may need to be cut in the ceiling tiles to allow for the microphone cable and safety cables 14 Using the Brillianize plastic cleaner and the Sofkloth towel w...

Page 10: ...enser Impedance 240 Ohms Open Circuit Sensitivity 7mV Pa 43dB re 1V Pa Power Sensitivity 43dB re 1mW Pa Equivalent Noise Level 20dB SPL typical 0dB 0002 dyne cm2 A weighted S N ratio 74dB minimum at 9...

Page 11: ...Assembly and Installation Instructions for the AudioScience Microphone D50053 Revision 5 0 Page 10 Acoustical Frequency response Horizontal Polar response...

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