SPECIFICATIONS PARAMETERS VALUES UNITS DIRECTIVITY OMNI - SENSITIVTY -42 ± 3 dB STANDARD OPERATING VOLTAGE 1.5 Vdc MAX OPERATING VOLTAGE CURRENT CONSUMPTION (MAX) 10 Vdc 0.5 mA IMPEDANCE 2.2 KOhm SIGNAL TO NOISE RATIO (MIN.) 60 dB TERMINAL PIN - INTERNAL CAPACITOR N/A pF THIS DOCUMENT CONTAINS DATA PROPRIETARY TO PROJECTS UNLIMITED, INC. ANY USE OR REPRODUCTION, IN ANY FORM, WITHOUT PRIOR WRITTEN PERMISSION OF PROJECTS UNLIMITED, INC. IS PROHIBITED. ©2003, Projects Unlimited Inc. REVISION HISTORY LTR A B DESCRIPTION DATE APPROVED RELEASED FROM ENGINEERING REVISED IP RATING REVISED TO INVENTOR 3-D DRAWING TEMPLATE 10/10/2006 6/30/2008 8/31/2008 B.R. B.R. ASSYEMBLY B B B-B ( 4 : 1 ) BOOT MICROPHONE n9.7 `0.1 4.5 `0.2 n11.5 `0.1 +0.1 6.2 0 5 `0.1 A n9.6 `0.1 2 +0.1 n3 0 5 NOTES: A A-A ( 5 : 1 ) 1. ALL DIMENSIONS ARE IN MILLIMETERS. 2. SPECIFICATIONS SUBJECT TO CHANGE OR WITHDRAWL WITHOUT NOTICE. 3. THIS PART IS RoHS 2002/95/EC COMPLIANT. 4. PART IS IP57 RATED. 5. ASSYEMBLY IS WASHABLE WITH BOOT IN PLACE. UNLESS OTHERWISE SPECIFIED: DIMENSIONS ARE IN MILLIMETERS, TOLERANCES ARE ±0.5 AND ANGLES ARE ±3°. SIZE A3 AOW-4542P-B-R.idw Designed by Date Checked by Date Approved by J.D. 10/10/2006 B.R. 10/11/2006 R.W. Date Drawn Date 10/11/2006 8/31/2008 AOW-4542P-B-R Microphone Edition Sheet - 1/1