Nat AA34-300 Installation And Operation Manual
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Nat AA34-300 Installation And Operation Manual

Aa34 series, universal radio interface
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Installation and Operation Manual
AA34 Series
Universal Radio Interface
 
 
Published on
07 October 2014
These commodities, technology 
or software are Controlled in 
accordance with the United 
States Export Administration 
Regulations.  When exported 
from the United States, 
diversion contrary to U.S. Law is 
prohibited. 
SM36
ISSUE 4.02
Northern Airborne Technology Ltd.
1925 Kirschner Road
Kelowna, BC, Canada.
V1Y 4N7
Telephone (250) 763-2232
Facsimile (250) 762-3374
Issued on the authority of Northern Airborne Technology Ltd.
Copyright 2003

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  • Page 1 Installation and Operation Manual AA34 Series Universal Radio Interface     Published on 07 October 2014 These commodities, technology  or software are Controlled in  accordance with the United  States Export Administration  Regulations.  When exported  from the United States,  diversion contrary to U.S. Law is  prohibited.  SM36 ISSUE 4.02 Northern Airborne Technology Ltd. 1925 Kirschner Road Kelowna, BC, Canada. V1Y 4N7 Telephone (250) 763-2232 Facsimile (250) 762-3374 Issued on the authority of Northern Airborne Technology Ltd.
  • Page 2 AA34 Series Universal Radio Interface SM36 Installation and Operation Manual Prepared By: Checked By: Certification: Approved By: The status of this installation and operation manual is controlled by issue shown on the title page. The status of each section is controlled by revision shown in the footer of each page. All revisions affecting sections of this manual have been incorporated into the latest issue.

  • Page 3: Table Of Contents

    2.4.3 Cabling and Wiring 2.4.4 Post-Installation Checks Adjustments and Connections 2.5.1 External Adjustments 2.5.2 Internal Adjustments (AA34-200 only) 2.5.3 Internal Adjustments (AA34-300 and AA34-301 only) Accessories Required But Not Supplied Installation Drawings Operation Introduction General Information Installation and Operation Manual Page iii ENG-FORM: 820-0115.DOT...

  • Page 4: Description

    Information in this section consists of product description, design features and specifications for the AA34-200, AA34-300 and AA34-301 Universal Radio Interfaces. All other derivative product information shall be contained in the applicable manual supplement, which may be obtained from Northern Airborne Technology Ltd.

  • Page 5: Physical Specifications

    1.30 inches (33.0 mm) max Depth 2.71 inches (68.8 mm) max excluding connector Width 4.54 inches (115.3 mm) max Weight AA34-200 0.63 lb (285 g) max AA34-300\301 0.40 lb (180 g) max Mounting Bulkhead mount with four 10-32 screws Material/Finish...

  • Page 6: Unit Nomenclature

    AA34 Series Universal Radio Interface SM36 Installation and Operation Manual Unit Nomenclature Model Description AA34-200 Mobile/FM radio interface. Provides floating key lines. Internal RX & Sidetone Amplifier. Provides floating audio lines in and out. Internal mic exciter with adjustable output.

  • Page 7: Installation

    AA34 Series Universal Radio Interface SM36 Installation and Operation Manual Section 2 Installation Introduction Information in this section consists of unpacking and inspection procedures, installation procedures, post-installation checks and installation drawings for the AA34 Series Universal Radio Interface. Review all notes, warnings and cautions. Unpacking and Inspection Unpack the equipment carefully and locate the warranty card.

  • Page 8: Warnings

    AA34 Series Universal Radio Interface SM36 Installation and Operation Manual 2.4.1 Warnings 2.4.2 Cautions CAUTION: Do not bundle any lines from this unit with transmitter coax lines. Do not bundle any logic, audio, or DC power lines from this unit with 400 Hz synchro wiring or AC power lines.

  • Page 9: Post-Installation Checks

    Do not attach the AA34 until the following conditions are met. Check the following: (AA34-200, AA34-300 and AA34-301) P101 pin <1> for +28 Vdc relative to ground or P101 pin <2> for +14 Vdc relative to ground. (AA34-200) P101 pins <14> <15> and <23> for continuity to ground (below 0.5 Ω).
  • Page 10 Switch shown with with C2 Selected C2 Selected The C1/C2 switch on the AA34-200 units is a rocker The C1/C2 switch on the AA34-300 and -301 units is a switch with the C1 position to the rear of the access slide switch with the C1 position to the left of the hole, and the C2 position at the front.

  • Page 11: Internal Adjustments (Aa34-200 Only)

    30/200 mV Mic Output Level Adjustment Remove the cover from the AA34-200 and locate the Mic Output jumper. When the jumper is connected across pins A and B, the unit level is set at 200 mV. When connected across B and C, the unit level is set to 30 mV.

  • Page 12: Internal Adjustments (Aa34-300 And Aa34-301 Only)

    AA34 Series Universal Radio Interface SM36 Installation and Operation Manual 2.5.3 Internal Adjustments (AA34-300 and AA34-301 only) CAUTION: The AA34 Series Universal Radio Interface contains static sensitive devices. Proper ESD handling procedures must be followed to prevent damage to the unit. Sidetone Level Mic Output Level Mic Output...

  • Page 13: Accessories Required But Not Supplied

    * Use as required. Installation Drawings Use of the "#" symbol in the REV. column indicates that the document is listed elsewhere in the manual. Refer to the applicable NAT Part No. to locate the referenced document. DOCUMENT REV. DESCRIPTION...
  • Page 16 Confidential and Proprietary to NAT...
  • Page 17 Confidential and Proprietary to NAT...
  • Page 18 Confidential and Proprietary to NAT...
  • Page 19 ENVIRONMENTAL QUALIFICATION FORM Description: Universal Radio Interface Document No.: AA34\300\521-0 NAT Part No.: AA34-300 TSO Authorization: TSO-C50c Manufacturer’s Specification and/or Other Applicable Specification: RTCA/DO-160C Manufacturer: Wulfsberg Electronics Division Address: 6400 Wilkinson Drive, Prescott, AZ 86301-6164, USA Prepared By: Checked By:...
  • Page 20 • DO-160C, Sections 4 to 8, and 15 to 21 tests were conducted at Northern Airborne Technology Ltd. (NAT) in Kelowna, BC on AA34-300. • DO-160C, Sections 16, 17, and 18 Power Input tests were conducted using the +28Vdc and +14Vdc Power Inputs.
  • Page 21 Confidential and Proprietary to NAT...
  • Page 25 Confidential and Proprietary to NAT...
  • Page 27 Confidential and Proprietary to NAT...

  • Page 28: Operation

    AA34 Series Universal Radio Interface SM36 Installation and Operation Manual Section 3 Operation Introduction Information in this section consists of functional and operational procedures for the AA34 Universal Radio Interface. General Information The AA34 Universal Radio Interface will handle the interface and switching requirements of mobile or CB radio systems when integrated into an aircraft audio system.

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