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Summary of Contents for Jupiter Avionics JA39-075
- Page 1 JA39-075 Low Impedance Headset Adapter 75 Ohm Mic - 150 Ohm Phones Installation Manual Rev. A Jupiter Avionics Corporation 1959 Kirschner Road Kelowna BC Canada V1Y 4N7 Tel: +1 778 478 2232 Toll-Free: 1 855 478 2232 www.jupiteravionics.com Rev B...
- Page 2 All rights reserved Jupiter Avionics Corporation (JAC) permits a single copy of this manual to be printed or downloaded for the express use of an installing agency. Any such electronic or printed copy of this manual must contain the complete text of this copyright notice.
- Page 3 JA39-075 Low Impedance Headset Adapter - 75Ω Mic - 150Ω Phones Installation Manual Table of Contents SECTION 1 - DESCRIPTION ..............................1 System Overview ..............................1 Features Overview ..............................1 Inputs and Outputs ..............................1 1.3.1 Inputs ................................1 1.3.2 Outputs ................................
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Page 4: Section 1 - Description
System Overview The JA39-075 Low Impedance Headset Adapter - 75 Ohm Mic - 150 Ohm Phones allows a low impedance headset to be used with a civilian aviation audio controller. The JA39-075 operates using the microphone bias supply of the audio controller and requires no other external power. -
Page 5: Electrical Specifications
JA39-075 Low Impedance Headset Adapter - 75Ω Mic - 150Ω Phones Installation Manual Specifications 1.4.1 Electrical Specifications Power Input Primary nominal voltage 12.0 Vdc (Mic Bias) Maximum voltage 16.0 Vdc Minimum voltage 10.0 Vdc ≤ 0.01 A Input current at 12 Vdc 1.4.1.1... -
Page 6: Section 2 - Installation
Follow the Connector Map in Appendix A of this manual. 2.4.3 Mechanical Installation The JA39-075 can be mounted in any attitude and location sufficient clearance for the connector body and headset plug. It requires no direct cooling. Rev A... -
Page 7: System Operation
Unusual buzzes, hums or other background audio are symptomatic of multiple grounds, or noisy external systems such as blowers or pumps sharing wiring with the audio system. System Operation The JA39-075 is designed to operate regardless of the input and output polarities of the attached audio controller and headset. 2.5.1 Microphone Operation The JA39-075 amplifies the MIC INPUT audio and routes it to the MIC OUTPUT. -
Page 8: Appendix A - Installation Drawings
JA39-075 Low Impedance Headset Adapter - 75Ω Mic - 150Ω Phones Installation Manual Appendix A - Installation Drawings Introduction The drawings necessary for installation and troubleshooting of the JA39-075 Low Impedance Headset Adapter are in this Appendix, as listed below. Installation Drawings DOCUMENT... -
Page 9: Headset Connector
Low Impedance Headset Adapter 75 Ohm Mic - 150 Ohm Phones 09-11-15 APPROVED NCAGE CODE PART NO. SHEET L00N3 JA39-075 DOC NO. CONFIDENTIAL & PROPRIETARY TO JUPITER AVIONICS CORP. JA39-075 Connector Map Rev A.dwg JUPITER AVIONICS TEMPLATE AUTOCAD PORTRAIT SIZEA REV B.DWT... - Page 10 Low Impedance Headset Adapter 75 Ohm Mic - 150 Ohm Phones 09-11-15 APPROVED NCAGE CODE PART NO. SHEET L00N3 JA39-075 DOC NO. CONFIDENTIAL & PROPRIETARY TO JUPITER AVIONICS CORP. JA39-075 Interconnect Rev A.dwg JUPITER AVIONICS TEMPLATE AUTOCAD PORTRAIT SIZEA REV B.DWT...
- Page 11 Headset Adapter PREPARED 09-11-15 CHECKED TITLE Low Impedance Headset Adapter 75 Ohm Mic - 150 Ohm Phones 09-11-15 APPROVED NCAGE CODE PART NO. SHEET L00N3 JA39-075 DOC NO. JA39-075 Interconnect Rev A.dwg JUPITER AVIONICS TEMPLATE AUTOCAD PORTRAIT SIZEA REV B.DWT...
- Page 12 Headset Adapter PREPARED 09-11-15 CHECKED TITLE Low Impedance Headset Adapter 75 Ohm Mic - 150 Ohm Phones 09-11-15 APPROVED NCAGE CODE PART NO. SHEET L00N3 JA39-075 DOC NO. JA39-075 Interconnect Rev A.dwg JUPITER AVIONICS TEMPLATE AUTOCAD PORTRAIT SIZEA REV B.DWT...
- Page 13 WEIGHT: 0.11 lbs [51.2 g] MAX. SHEET 09-11-15 NCAGE CODE PART NO. APPROVED L00N3 JA39-075 CONFIDENTIAL & PROPRIETARY DOC. NO. MATERIAL: TO JUPITER AVIONICS CORP. JA39-075 Mechanical Installation Rev A.SLDDRW FINISH: DRAWING NOT TO SCALE JUPITER AVIONICS TEMPLATE SOLIDWORKS LANDSCAPE SIZEA REV B.DRWDOT...
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