TIL 91-DE, Installation And Operating Instructions Manual

Page 1: ...er 138 174 MHz Model 91 DE AM Transceiver 118 138 MHz Installation and Operating Instructions TiL Document No 96RE187 Rev D JULY 2012 Technisonic Industries Limited 240 Traders Boulevard Mississauga Ontario L4Z 1W7 Tel 905 890 2113 Fax 905 890 5338 www til ca Copyright by Technisonic Industries Limited All rights reserved ...

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Page 3: ...be available on all 91 DE based radios ONLY 25 3 9 Updated sect 3 4 for 10 25 channels MAR 2012 FM B Sect 3 4 Update 25 channel memories as per doc 96re202A TMS 150 opt 25 APR 2012 FM C iii Updated FCC information including antenna and FCC labeling instructions Simplify description under Warning 1 2 2 7 Watt changed to Low Power 1 6 Revise Transmitter Characteristics for FCC and ICAN information J...

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Page 5: ...has been tested and found to comply with the limits for a Class A digital device pursuant to Part 15 of the FCC Rules These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial environment This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instruction m...

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Page 7: ...nnections 2 3 2 2 2 Internal Enable Disable Jumper 2 3 2 2 3 Transmitter Power Adjustments 2 4 2 2 4 Transmitter Microphone level Adjustment 2 4 2 2 5 Transmitter Sidetone level Adjustment 2 6 2 2 6 Main and guard Squelch Adjustment 2 6 2 2 7 Transmitter Deviation Adjustment 2 6 2 3 91 DE CUSTOM CONFIGURATION 2 9 2 3 1 Fixed Channel Frequency Set Up 2 9 2 3 2 System Configuration 2 9 2 3 3 Transce...

Page 8: ...r Time Out Feature 3 20 3 5 11 Quick Guard Programming Feature 3 20 3 5 12 Programming CTCSS Tones DPL Codes 3 20 3 5 13 PC Memory Programming Download Capability 3 22 WARRANTY LIST OF FIGURES FIGURE TITLE PAGE 1 1 Transceiver General View Closed Open View 1 2 2 1 TAF 550 Modular Comm System Disassembly 2 2 2 2 Internal Enable Disable Jumper and Tx Hi Lo Power Adjust Locations 2 5 2 3 Microphone a...

Page 9: ...ord DC power cable assemblies and 2 5 Amp SLO blow fuse AC 5 Amp fuse 12 Volt DC and 3 Amp fuse 24 Volt DC Refer to Figure 1 1 for details 1 2 1 FM Transceiver Model TFM 138B P N 921012 1 Opt B The TFM 138B Transceiver is a frequency agile fully synthesized airborne transceiver capable of operating in the 138 000 MHz to 174 000 MHz frequency range in 2 5 kHz increments with either 25 kHz or 12 5 k...

Page 10: ...TECHNISONIC INDUSTRIES LIMITED www til ca TAF 550 Installation Operating Instructions TiL 96RE187 Rev D 1 2 Figure 1 1 TAF 550 Comm System General View Open Closed View ...

Page 11: ... supply The dc to dc convertor steps the 12 VDC input to the required 27 5 VDC to operate the TFM 138B and 91 DE Transceivers 3 SPEAKER With on off switching function Speaker will monitor the receive audio from the TFM 138B The speaker may also be switched off if a headset is used to access the receive audio from the TAF 550 front panel phone connector The 91 DE Transceiver utilizes an internal sp...

Page 12: ... in the receive mode On the TFM 138B either a RX or RT will be shown after the frequency on the alphanumeric LED display A RT as opposed to an RX means that a receive CTCSS tone or DPL code has been programmed In the receive mode on the 91 DE the Tx ON amber LED will go OFF indicating that the transmitter is inhibited Reception of the frequency displayed on the LCD will occur For the 91 DE the set...

Page 13: ... 100 non condensing Microphone Compression Range 35 dB Antenna Impedance 50 VSWR 4 1 MAX Dimensions Weight excluding Front and Rear Covers Width X Height X Depth 10 0 X 8 75 X 14 0 in MAX Weight 16 lbs MAX MODEL TFM 138B TRANSCEIVER TRANSMITTER RF Power Output 1 or 10 Watts Output Impedance 50 ohms Maximum Deviation 5 kHz 25 kHz mode or 2 5 kHz 12 5 kHz mode Spurious Attenuation 90 dB below carrie...

Page 14: ...el Spacing 6 dB Bandwidth Greater Than 14 KHz 90 dB Bandwidth Less Than 50 KHz Adjacent Channel Selectivity Greater Than 90 dB Spurious Response Attenuation Greater than 95 dB Frequency Stability 40 C to 55 C 0 00025 MAX RF AGC 5 μvolts to 1 volt Audio Level 3 dB Intermodulation Ultimate Sensitivity 70 dB 30 μvolts 45 dB Unwanted Radiation Less than 80 μvolts into 50 Hum Noise 1mV RF 30 MOD 40 dB ...

Page 15: ... of the above steps to replace the cover on the TAF 550 chassis 2 1 2 Removal of TFM 138B 1 Remove TAF 550 cover as described above and then release the 4 Dzus rail mounting screws on the front panel of the TFM 138B 2 Remove the BNC RF connection from the back of the TFM 138B and then slide it out approximately 3 inches forward through the front cut out of the TAF 550 chassis 3 Undo the 2 slotted ...

Page 16: ...TECHNISONIC INDUSTRIES LIMITED www til ca TAF 550 Installation Operating Instructions TiL 96RE187 Rev D 2 2 Figure 2 1 TAF 550 Modular Comm System Disassembly ...

Page 17: ...Download Input 13 PTT Ground Keying 6 Mic Signal Input 14 Main Power 28VDC 7 Main Power 28VDC 15 Main Ground 8 Main Ground 2 2 2 Internal Enable Disable Jumper The programming and direct frequency entry modes can be disabled by removing the internal enable disable jumper Removal of this jumper will prevent operation on any frequencies other than those programmed in the 120 memory positions and two...

Page 18: ...ent potentiometer R24 to produce 1 0 watt of RF output power See Figure 2 2 4 In high power mode set high power adjustment potentiometer R23 to produce 9 5 watts of RF output power 5 Verify that the RF output power is between 9 and 10 watts on 138 000 MHz 162 000 MHz and 174 000 MHz 6 Replace bottom cover as described in the previous paragraph 2 2 2 2 2 4 Transmitter Microphone Level Adjustment 1 ...

Page 19: ...TECHNISONIC INDUSTRIES LIMITED www til ca TAF 550 Installation Operating Instructions TiL 96RE187 Rev D 2 5 Figure 2 2 Internal Enable Disable Jumper and Transmit High Low Power Adjust Locations ...

Page 20: ...4 dB 3 If not re adjust main receiver squelch potentiometer R3 through the access hole located on the bottom of the transceiver chassis see Figure 2 3 4 Repeat the above procedure to adjust the guard receiver squelch setting using guard receiver squelch adjustment potentiometer R4 see Figure 2 3 2 2 7 Transmitter Deviation Adjustment 1 Remove and retain the eight 8 No 4 40 screws securing the top ...

Page 21: ...TECHNISONIC INDUSTRIES LIMITED www til ca TAF 550 Installation Operating Instructions TiL 96RE187 Rev D 2 7 Figure 2 3 Microphone and Sidetone Level Main and Guard Squelch Adjustment Access Holes ...

Page 22: ...w til ca TAF 550 Installation Operating Instructions TiL 96RE187 Rev D 2 8 Notes R30 is for 5 0 KHz wideband Deviation Adjustment R76 is for 2 5 KHz narrowband Deviation Adjustment FIGURE 2 4 Deviation Adjustment Potentiometer Location ...

Page 23: ...n 2 to disable keyboard entry of frequency selection and lock operating configuration 3 Position Jumper J6 on pin 2 and pin 3 to enable keypad frequency selection and unlock operating configuration 4 Position Transceiver Cover on Chassis Ensure that cover holes are aligned with threaded inserts 5 Position 15 flathead screws through cover holes into chassis threaded inserts Tighten screws with fing...

Page 24: ...TECHNISONIC INDUSTRIES LIMITED www til ca TAF 550 Installation Operating Instructions TiL 96RE187 Rev D 2 10 Figure 2 5 Fixed Channel Jumper Locations ...

Page 25: ...ESS TO TALK switch located on the microphone Specific Operating instructions for both the TFM 138B and TiL 91 DE Transceivers are also included 3 2 OPERATOR S SWITCHES CONTROLS AND INDICATORS A view of the front and rear panel is given in Figure 3 2 A functional description of each of the operator s switches controls and indicators and the microphone PRESS TO TALK switch is given in Table 3 1 Oper...

Page 26: ...TECHNISONIC INDUSTRIES LIMITED www til ca TAF 550 Installation Operating Instructions TiL 96RE187 Rev D 3 2 Figure 3 2 TAF 550 Front and Rear Panel Layout ...

Page 27: ... frequency display indicates information about the active main and guard frequencies including transmit receive bandwidth and CTCSS tone DPL code information 8 MAIN GUARD SQUELCH LED INDICATORS Top squelch LED indicates when signal is received on main receiver Bottom squelch LED indicates when signal is received on the guard receiver TiL 91 DE AM TRANSCEIVER Switches Controls and Indicators 9 POWE...

Page 28: ...AKER An 8 ohm internal speaker reproduces the receiver audio output The audio line is disconnected from the internal loudspeaker when the transceiver is operated in Tx mode or when the SPEAKER PHONE connector is in use 20 SPEAKER ON OFF SWITCH Toggle switch will enable the TiL 91 DE internal speaker to be turned ON or OFF TAF 550 Modular Chassis Operators Switches Controls and Indicators 21 MIC PT...

Page 29: ...fuse protects the 12 volt nominal power supply line 31 EXTERNAL 24 VOLT DC FUSE A 3 Amp fuse protects the 27 5 volt nominal power supply line As part of reverse polarity protection the fuse will blow when polarity of the External DC supply line is reversed 32 DC POWER CONNECTOR Chassis mounted connector provides for Connection to External DC Supply Source Mates with DC power cable P N 963213 1 for...

Page 30: ... install in AC chassis connector on rear panel or install External DC Cable in External DC chassis connector on rear panel as required Caution Make certain to use the appropriate DC Cable for either 12V or 24V DC operation The 12VDC cable connects to pin 1 12V input and pin 2 ground of the DC mating connector located on the rear of the TAF 550 case The 24 VDC cable connects to pin 3 24V input and ...

Page 31: ...e PRESS TO TALK switch of the microphone during transmission 4 Ensure that the Tx ON amber LED is ON on the 91 DE front panel or that the alphanumeric display on the main or guard as selected indicates TX or TT on the TFM 138B TT indicates a transmit CTCSS tone or DPL code has been programmed 5 Speak slowly and distinctly into the microphone using specified operating procedures during transmission...

Page 32: ...e counter clockwise direction the SQUELCH indicator green LED will switch to ON indicating that the squelch circuit is connecting the demodulated audio output to the VOLUME control Further adjustment of the SQUELCH control determines the squelch setting 4 The VOLUME control can then be adjusted in a clockwise direction to increase the audio level or in a counter clockwise direction to decrease the...

Page 33: ...iver will tune to that frequency but nothing will be saved in memory If followed by E and one digit for 10 channel radios or two digits for 25 channel radios the transceiver will tune to that frequency and save to the memory selected R Recalls stored channel frequency when followed by digits 0 to 9 or 00 to 25 Recalls last frequency displayed when preceded by the E key E Stores a frequency to chan...

Page 34: ...de provides no keypad or LCD display backlighting In Continuous mode display backlight and keypad lighting is permanent until power is removed or until lighting mode exited In automatic mode display backlight and keypad lighting is off until a key on the keypad is pressed or until the lighting mode is exited Press to initiate automatic lighting Press to initiate continuous lighting Press to turn t...

Page 35: ...or 3 all other digits are ignored NOTE Entry of 117 MHz fills 975 in remaining digits Entry of 138 MHz fills 000 in remaining digits 4th digit Can be any digit 5th 6th digits are paired Entry of 5th digit 0 results in 00 displayed Entry of 2 results in 25 Entry of 5 results in 50 Entry of 7 results in 75 Examples Press 117 975 is displayed on screen Press 118 000 is displayed on screen Press 138 0...

Page 36: ...l not be stored Examples Radios with 10 channels Radios with 25 channels Press Frequency 117 975 MHz is stored as channel 0 Press Frequency 119 750 MHz is stored as channel 1 Press 138 000 MHz as channel 2 Press Frequency 117 975 MHz is stored as channel 00 Press Frequency 119 750 MHz is stored as channel 01 Press 138 000 MHz as channel 02 3 4 6 Recalling a Stored Channel To recall one of the prev...

Page 37: ... channels Channel 1 frequency 119 750 MHz stored in the previous example will be displayed Press the PRESS TO TALK switch Observe that the TX indicator LED lights Press Press or Press Press for 25 channels Press the PRESS TO TALK switch Observe that the TX indicator LED does not light Press Press or Press Press for 25 channels Press the PRESS TO TALK switch Observe that the TX indicator LED lights...

Page 38: ...In SCAN MODE the receiver steps through each stored channel until a transmitted signal is found The receiver will lock on to the first signal strong enough to quiet the squelch circuit When a signal is found the frequency is displayed and the audio is enabled for as long as the squelch is held open by the RF signal After the signal drops below the squelch threshold SCAN is resumed until the next f...

Page 39: ...ure 12 Quick download of any of the 120 memory positions to the guard memories 13 PC Memory download capability 3 5 1 OPERATING INSTRUCTIONS See Figure 3 3 1 Switch power on by turning the main volume clockwise The last programmed frequencies will be displayed The transceiver is now in normal operating mode 2 Adjust the audio level by adjusting the main and guard volume knobs 3 Pressing the squelc...

Page 40: ...TECHNISONIC INDUSTRIES LIMITED www til ca TAF 550 Installation Operating Instructions TiL 96RE187 Rev D 3 16 FIGURE 3 3 Operator s Switches and Controls TFM 138B ...

Page 41: ...ill cause the transceiver to revert back to the normal operating mode and communications with the caller can proceed in the usual fashion 3 5 2 PROGRAMMING INSTRUCTIONS To program one of the 120 memory channels in the TFM 138B 1 Press the FUNC key The display will show the function prompt 2 Press the PROG key The display will show the current receive frequency with a flashing curser on the second ...

Page 42: ...n be quickly downloaded to GD1 or GD2 memory positions Programming of memory is disabled when the internal entry disable jumper is set Alternatively any transceiver can be programmed by an IBM PC or compatible computer See section 3 5 13 PC Memory Programming Download Capability 3 5 3 SCANNING FUNCTION 5 second talkback delay 1 To start scanning of the memory channels press FUNC then SCAN The radi...

Page 43: ...mal operating mode press FUNC and the desired operating frequency i e 153 275 Please note in the above operation after FUNC and 1 are entered the LED display will show memory channel 000 and then the remaining digits in the desired frequency are shown as they are entered No alphanumeric message can be entered in this mode Operation on the new frequency occurs in both transmit and receive simplex o...

Page 44: ... faulty PTT switch With this feature enabled the transceiver will stop transmitting after the PTT is engaged continuously for 90 seconds The timer is reset by releasing then re engaging the PTT switch Press the FUNC then the M UP key Use the M UP and M DN keys to select 90 SEC which enables the feature or NONE which disables it 3 5 11 Quick Guard Programming Feature A quick download of any of the ...

Page 45: ...31 8 45 58 8 21 136 5 46 63 0 22 141 3 47 69 4 23 146 2 48 159 8 24 151 4 49 165 5 25 156 7 50 171 3 4 Press ENTER TX TONE appears on the display Repeat step 3 5 Press ENTER G1 TONE appears on the display Repeat step 3 6 Press ENTER G2 TONE appears on the display Repeat step 3 and press ENTER 7 The display will now show RX DPL and the current 3 digit DPL code If no DPL code is required 000 should ...

Page 46: ...isk containing the required PC download software is provided with each TFM 138B transceiver Requirements 1 PC compatible computer with any monitor 3 5 floppy drive and a printer port LPT1 2 Bench power supply of 12 to 30 volts DC The TFM 138B requires 28 volts to operate fully transmit but can be programmed at voltages as low as 12 volts 3 PC download cable P N 943165 1 which can be supplied or ma...

Page 47: ...tered is not what was prompted for you will be re prompted for the correct information For example if you type in 999 9999 for the transmit frequency you will be prompted again because the frequency range of the TFM 138B is 138 to 174 MHz Keep in mind that the label for the memory channel can only have characters that exist on the TFM 138B These include only capital letters numbers 0 to 9 and a fe...

Page 48: ...TECHNISONIC INDUSTRIES LIMITED www til ca TAF 550 Installation Operating Instructions TiL 96RE187 Rev D 3 24 FIGURE 3 4 TFM 138B Transceiver PC Download Cable wiring diagram ...

Page 49: ...and re installation of equipment from the aircraft Technisonic will repair or replace at Technisonic s discretion any defective transceiver or part thereof found to be faulty during the Warranty Period Faulty equipment must be returned to Technisonic or its authorized Warranty Depot with transportation charges prepaid Repaired or replacement equipment will be returned to the customer with collect ...

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