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Summary of Contents for Technisonic Industries Limited TDFM-136A
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Page 1: Installation Instructions
VHF/FM DIGITAL AIRBORNE TRANSCEIVER MODEL TDFM-136A Installation Instructions TiL Document No. 09re404 Revision C Issue 1 JUNE 2009 Technisonic Industries Limited 240 Traders Boulevard, Mississauga, Ontario L4Z 1W7 Tel: (905) 890-2113 Fax: (905) 890-5338 www.til.ca... - Page 3 REVISIONS for 09re404 Sections 1 – 2 SECTION DESCRIPTION DATE - PAGE - - Table 1-1 Changed operating temp to –30 to +60 C. May 26/09 - STC Approv. Change references of DO-160C to 160D. - Table 1-5 Change Temp & Alt to B4 and D1. Change Magnetic Effect to class Z.
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- Page 5 Changes or modifications not expressly approved by Technisonic Industries could void the user’s authority to operate the equipment. WARRANTY INFORMATION The Model TDFM-136A transceiver is under warranty for one year from date of purchase. Failed units caused by defective parts, or workmanship should be returned to: Technisonic Industries Limited...
- Page 6 Technisonic Industries Ltd. WARNING AND DISCLAIMER This manual is designed to provide information about the TDFM-136A. Every effort has been made to make this manual as complete and accurate as possible.
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Page 7: Table Of Contents
TECHNISONIC INDUSTRIES LIMITED www.til.ca TABLE OF CONTENTS SECTION TITLE PAGE Table of Contents ..........................List of Figures ........................... List of Tables ............................ SECTION 1 GENERAL DESCRIPTION Introduction ........................Description ........................Purpose of Equipment ...................... Model Variation ......................... Technical Characteristics .................... - Page 8 TITLE PAGE TDFM-136A – General Characteristics ................TDFM-136A – Operational Characteristics ................. TDFM-136A – Receiver Characteristics – Main and Guard ..........TDFM-136A – Transmitter Characteristics ................. TDFM-136A – Environmental Testing Summary ..............TDFM-136A - Rear Connector Pin Assignments ..............TDFM-136A...
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Page 9: General Description
U.S.) only by government agencies or contractors thereto, who have obtained licensing for operation in the 136-150 MHz portion of the band. If the TDFM-136A transceiver is used in CANADA, operation is restricted to the following sub bands: 138-144, 148-148.99, 149.005- 150.005 and 150.05-174 MHz. -
Page 10: Model Variation
TECHNISONIC INDUSTRIES LIMITED www.til.ca MODEL VARIATION There are twelve variations of the Model TDFM-136A Transceiver. All units offer identical features and performance except for the following differences: TDFM-136A, P/N 091258-1-10 GREEN display 28v back lighting, no Encryption. TDFM-136A, P/N 091258-1-11 GREEN display 28v back lighting, with Encryption. -
Page 11: Technical Characteristics
TECHNISONIC INDUSTRIES LIMITED www.til.ca TECHNICAL CHARACTERISTICS The tables below provide the technical characteristics for the Technisonic Industries Ltd. Model TDFM-136A. TABLE 1-1 TDFM-136A – General Characteristics Characteristic Specification Dimensions (including heat sink) Approx. 8.0" X 3.0" X 5.75" Weight Approx. 3.5 Lbs (1.6 Kg) - Page 12 $0000 to $FFFF ( 0 to 65535 ) P25 Network Access Code (NAC) $000 to $FFF ( 0 to 4095 ) is a trademark of Motorola Corporation TABLE 1-3 TDFM-136A – Receiver Characteristics – Main and Guard Characteristic Specification Sensitivity at 12 dB SINAD...
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Page 13: Certification Summary
Audio Distortion Less than 5% CERTIFICATION SUMMARY The following table gives a summary of DO-160D Environmental Testing for Technisonic Model TDFM-136A, VHF Digital Transceiver. TABLE 1-5 TDFM-136A – Environmental Testing Summary Conditions Section Description of Conducted Tests Temperature and Altitude Equipment tested to categories B4 and D1. - Page 14 TECHNISONIC INDUSTRIES LIMITED www.til.ca This page left intentionally blank. TDFM-136A Installation Instructions Page 1-6 TiL 09RE404 Rev C Issue 1...
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Page 15: General
1.0 meter (40 inches) from any occupant in the airframe. Consult with instructions provided with the antenna. Connect RF cable from antenna to the back of the TDFM-136A unit by utilizing the BNC mating connector provided in the installation kit. - Page 16 TECHNISONIC INDUSTRIES LIMITED www.til.ca Table 2-1 provides the description of the pin connections for the transceiver. TABLE 2-1 TDFM-136A - Rear Connector Pin Assignments Pin # Description Notes Audio - Headset Output – 600 Ohms Serial Data Out Output – RS232...
- Page 17 TECHNISONIC INDUSTRIES LIMITED www.til.ca (All dimensions in inches) FIGURE 2-2 Outline Drawing for Model TDFM-136A Transceiver TDFM-136A Installation Instructions Page 2-3 TiL 09RE404 Rev C Issue 1...
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Page 18: Main Power +28Vdc
TECHNISONIC INDUSTRIES LIMITED www.til.ca WIRING INSTRUCTIONS – 15-PIN D-CONNECTOR Figure 2-3 shows all required connections and recommended wire sizes for the TDFM-136A Transceiver operation in the airframe. 2.7.1 Main Power +28 VDC The main power +28VDC (± 15%) is connected to pins 7 and 14 of the 15-pin D-connector on the transceiver. - Page 19 TECHNISONIC INDUSTRIES LIMITED www.til.ca Figure 2-3 Wiring Connections for TDFM-136A Transceiver TDFM-136A Installation Instructions Page 2-5 TiL 09RE404 Rev C Issue 1...
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Page 20: Transmitter Side Tone Level Adjustment
TECHNISONIC INDUSTRIES LIMITED www.til.ca 2 .8 TRANSMITTER SIDE TONE LEVEL ADJUSTMENT The side tone level is set at the factory; however, this level can be altered to suit local conditions as follows: 1. Set the transceiver operating frequency to 155.000 MHz and connect an appropriate test receiver to the RF output connector. - Page 21 RF Low power adjust – factory set R18: RF High power adjust – factory set R56: DTMF Level Adjust – factory set FIGURE 2-4 Control points for the TDFM-136A MCU Board TDFM-136A Installation Instructions Page 2-7 TiL 09RE404 Rev C Issue 1...
- Page 22 TECHNISONIC INDUSTRIES LIMITED www.til.ca This page left intentionally blank TDFM-136A Installation Instructions Page 2-8 TiL 09RE404 Rev C Issue 1...
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Page 23: Appendix A Post Installation Emi Test Instructions
APPENDIX A – POST INSTALLATION EMI TEST INSTRUCTIONS” PURPOSE The purpose of these tests is to identify any interference that the TDFM-136A may cause with existing aircraft systems. TEST CONDITIONS The TDFM-136A transceiver should be installed and function tested. The antenna VSWR should be checked. -
Page 24: Procedure
TECHNISONIC INDUSTRIES LIMITED www.til.ca PROCEDURE Operate the TDFM-136A transmitter on the following frequency for at least 20 seconds. Observe the GPS for any degradation in satellite status or availability or flags. FREQUENCIES GPS #1 GPS #2 TDFM-136A PASS FAIL PASS FAIL 143.1800 MHz... - Page 25 Determine if the image frequency for the VHF COMM falls within the range of the TDFM-136A. If so, select a set of frequencies that will cause the TDFM-136A to be set as close as possible to the image frequency. Any one of the many possible sets will suffice. Record those values in the spaces provided in the following chart.
- Page 26 Determine if the image frequency for the VOR/ILS Nav falls within the range of the TDFM-136A. If so, select two sets of frequencies that will cause the TDFM-136A to be set a close as possible to the image frequency. Chose one set in the localizer frequency range and one in the VOR frequency range.
- Page 27 TECHNISONIC INDUSTRIES LIMITED www.til.ca Modulate the TDFM-136A transmitter on the following frequencies for at least 20 seconds. Observe the Glide Slope displays. Look for any movement of flags or needles on the Navigation display. FREQUENCIES RESULTS Glide slope #1 TDFM-136A...
- Page 28 Observations: Perform a coupled ILS approach to the aircraft’s certified limits. Modulate the TDFM-136A transmitter on the above frequencies for at least 20 seconds. Observe any effect on the autopilot. Repeat for second flight director/autopilot if so equipped.
- Page 29 TECHNISONIC INDUSTRIES LIMITED www.til.ca List the power plant, fuel and other electric instruments in the chart provided and note any anomalies that occur while transmitting. Assess the results. STEP SYSTEM PASS FAIL NOTES COMM 1 and 2 Transponder and Encoder...
- Page 30 TECHNISONIC INDUSTRIES LIMITED www.til.ca STEP SYSTEM PASS FAIL NOTES NOTES: TDFM-136A Installation Instructions Page A-8 TiL 09RE404 Rev C Issue 1...
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