Jupiter Avionics JA39-075 Installation Manual Download | Manualshive

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Rev B

Page i

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

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Summary of Contents for JA39-075

Page 1: ...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 ...

Page 2: ...mmercial distribution of this manual is strictly prohibited Except as described above no part of this manual may be reproduced copied transmitted disseminated downloaded or stored in any storage medium for any purpose without the express prior written consent of JAC RECORD OF REVISIONS Revision Rev Date Description ECR A Jun 2015 Initial release Serial number 1001 and higher 3271 Prepared MPB Chec...

Page 3: ...Specifications 2 SECTION 2 INSTALLATION 3 2 1 Introduction 3 2 2 Continued Airworthiness 3 2 3 Unpacking and Inspecting Equipment 3 2 3 1 Warranty 3 2 4 Installation Procedures 3 2 4 1 Installation Limitations 3 2 4 2 Cabling and Wiring 3 2 4 3 Mechanical Installation 3 2 4 4 In Line PTT Cordsets 4 2 4 5 Post Installation Checks 4 2 5 System Operation 4 2 5 1 Microphone Operation 4 2 5 2 Phones Op...

Page 4: ...ance via transformer 1 2 Features Overview The JA39 075 features one male and one female TJ 120 telephone jack and follows industry standard interconnect for aviation headsets The JA39 075 unit features an industry standard headset pin out to allow plug and play operation The JA39 075 plugs in line with the headset cord The JA39 075 uses a metal enclosure to shield the circuitry from Radio Frequen...

Page 5: ...udio Frequency Response Audio output audio frequency response 3dB from 300 to 6000 Hz Distortion Characteristics Audio output distortion at rated power 10 Input Impedance Microphone input Impedance 75 Ω 10 Phones input Impedance 150 Ω 10 Audio Noise Level without Signal Noise level below the rated output 55 dB 1 4 1 2 Audio Performance Other Microphone input designed for MIC type dynamic Phones ou...

Page 6: ...alteration or repairs If the on line warranty card is not completed the product will be warranted from the date of manufacture Contact JAC for return authorization and for any questions regarding this warranty and how it applies to your unit s JAC is the final arbiter concerning warranty issues 2 4 Installation Procedures WARNING Loud noise can cause hearing damage Set audio system headset volumes...

Page 7: ...JA39 a Begin with a low impedance headset attached Confirm correct operation for both Mic and phones output Do not proceed until the headsets are functioning correctly b 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 2 5 System Operation The JA39 075 is designed to operate reg...

Page 8: ...A Installation Drawings A1 Introduction The drawings necessary for installation and troubleshooting of the JA39 075 Low Impedance Headset Adapter are in this Appendix as listed below A2 Installation Drawings DOCUMENT Rev JA39 075 Connector Map A JA39 075 Interconnect A JA39 075 Mechanical Installation A ...

Page 9: ... Map Rev A dwg TAT P1 TJ 120 or U 92 A U MATING CONNECTOR PIN 4 Phones Output Lo PIN 2 Phones Output Hi PIN 3 Microphone Input Lo PIN 1 Microphone Input Hi View of Aircraft mating connector Aircraft or wiJAC Connector Headset Connector P2 U174 U or U 93A U MATING CONNECTOR View of Headset mating connector 3rd Ring PIN 4 Phones Output Lo 1st Ring PIN 2 Phones Output Hi TIP PIN 1 Microphone Input Hi...

Page 10: ...C NO CONFIDENTIAL PROPRIETARY TO JUPITER AVIONICS CORP Low Impedance Headset Adapter 75 Ohm Mic 150 Ohm Phones JA39 075 1 3 JA39 075 Interconnect Rev A dwg TAT Aircraft Intercom System Low Impedance Low Impedance Headset JA39 075 Headset Adapter Aircraft Headset Jack 150 Ohm Phones 75 Ohm Mic JAC DS 09 11 15 JAC KDV 09 11 15 ...

Page 11: ...ow Impedance Headset 150 Ohm Phones 75 Ohm Mic Low Impedance JA39 075 Headset Adapter JUPITER AVIONICS TEMPLATE AUTOCAD PORTRAIT SIZEA REV B DWT TITLE APPROVED PREPARED CHECKED L00N3 NCAGE CODE PART NO SHEET DOC NO Low Impedance Headset Adapter 75 Ohm Mic 150 Ohm Phones JA39 075 2 3 JA39 075 Interconnect Rev A dwg TAT JAC DS 09 11 15 JAC KDV 09 11 15 ...

Page 12: ...t 150 Ohm Phones 75 Ohm Mic Low Impedance JA39 075 Headset Adapter JUPITER AVIONICS TEMPLATE AUTOCAD PORTRAIT SIZEA REV B DWT TITLE APPROVED PREPARED CHECKED L00N3 NCAGE CODE PART NO SHEET DOC NO Low Impedance Headset Adapter 75 Ohm Mic 150 Ohm Phones JA39 075 3 3 JA39 075 Interconnect Rev A dwg TAT JA61 Low Impedance WJ39 075 Adapter JAC DS 09 11 15 JAC KDV 09 11 15 ...

Page 13: ... SLDDRW DOC NO 1 1 SHEET JA39 075 PART NO JUPITER AVIONICS TEMPLATE SOLIDWORKS LANDSCAPE SIZEA REV B DRWDOT Low Impedance Headset Adapter 75 Ohm Mic 150 TO JUPITER AVIONICS CORP APPROVED CHECKED TAT PREPARED N A N A MATERIAL FINISH NCAGE CODE UNLESS OTHERWISE SPECIFIED DIMENSIONS ARE IN INCHES ANGLES ARE IN DEGREES TOLERANCES 1 DEC PLACE 0 1 2 DEC PLACE 0 01 3 DEC PLACE 0 005 ANGLES 0 5 DEG J2 J1 ...

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