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Please note the transition to convert product manuals and supporting documentation is an ongoing process and is being addressed on an ‘as needed’ basis. All references to AEM and NAT product part numbers (and associated images) are equivalent to Cobham product part numbers.
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PROPRIETARY NOTICE PROPRIETARY STATEMENT This document contains confidential and proprietary information and is the property of Chelton Avionics, Inc., a subsidiary of Cobham plc. It is to be provided in confidence on the condition that by receipt it is not reproduced or copied in whole or in part, or used to furnish such information to others, or to make use of it for purposes other than specified by the Usage Statement.
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AA39 Series Headset Adapter SM43 Installation and Operation Manual Prepared By: Checked By: Approved By: Tom Betzelt Tony Pearson Loen Clement Product Support Designer Designer Manager May 17, 2012 Jun 11/12 June 11, 2012 The status of this installation and operation manual is controlled by the revision shown on the title page.
AA39 Series Headset Adapter SM43 Installation and Operation Manual Table of Contents Section Title Page Description Introduction Product Description Design Features Specifications 1.4.1 Electrical Specifications 1.4.2 Physical Specifications 1.4.3 Environmental Specifications - AA39-187 and AA39-287 only Unit Nomenclature Installation Introduction Unpacking and Inspection 2.2.1...
The descriptions given are for the AA39-187, and are identical to those for other models unless otherwise noted. All derivative product information shall be contained in the applicable manual supplement, which may be obtained from AEM as required. Product Description...
AA39 Series Headset Adapter SM43 Installation and Operation Manual Unit Nomenclature AA39-075 Military to civil mic adapter Mid-Z mic interface (ELNO) 1 mic input -850 μVrms into 75 1 mic output – 250 mVrms into 150 Powered by mic connection.
All Anodyne Electronics Manufacturing Corp. (AEM) products are warranted for 2 years. See the website www.aem-corp.com/warranty for complete details. Continued Airworthiness Maintenance of the AA39 Series Headset Adapter is ‘on condition’ only. Periodic maintenance of this product is not required. Installation Procedures 2.4.1...
AA39 Series Headset Adapter SM43 Installation and Operation Manual 2.4.2 Cautions CAUTION: In all installations, use shielded cable exactly as shown, and ground as indicated. Significant problems may result from not following these guidelines. All audio installations can be seriously degraded by incorrect wiring and shielding, and may result in abnormal crosstalk, hum and ground-loop noise.
AA39 Series Headset Adapter SM43 Installation and Operation Manual 2.4.3.1 Microphone Wiring In all installations that use Dynamic microphones, extreme care must be taken with the shielding and routing of the microphone wiring. This is especially true of the 5-ohm Dynamic mic input, where typical signals are in the range of 100-250 μVrms.
AA39 Series Headset Adapter SM43 Installation and Operation Manual Accessories Required But Not Supplied 2.6.1 Install Kit for AA39-075 and AA39-087 Installation kit p/n AA39-IKC (crimp) is required to complete the installation. The kit consists of the following: AA39-IKC (AEM Part No. D09SL-IKC)
SM43 Installation and Operation Manual Section 3.0 Operation Introduction Information in this section consists of the functional and operational procedures for the AA39 Series Headset Adapter. General Information The AA39-187 is a single military headset adapter, consisting of a 5...
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