Honeywell KHF 1050, Pilot'S Manual

Page 1: ...HF Communications System with PS440 Control Display Unit HF Communications System with PS440 Control Display Unit KHF 1050 KHF 1050 Pilot s Guide Pilot s Guide N ...

Page 2: ...l Inc All rights reserved Reproduction of this publication or any portion thereof by any means without the express written permission of Honeywell International Inc is prohibited For fur ther information contact the Manager Technical Publications Honeywell One Technology Center 23500 West 105th Street Olathe Kansas 66061 Telephone 913 782 0400 ...

Page 3: ...LECTION 7 CHANNEL OPERATION AND PROGRAMMING 8 Channel Operation 8 Emergency Channel Operation 8 Channel Programming 10 Emergency Channel Programming 10 CLARIFIER 11 MARITIME RADIOTELEPHONE NETWORK CHANNEL OPERATION 12 TRANSMIT POWER SELECTION 12 DATA COMMUNICATIONS 13 AVIATION SERVICES AVAILABLE TO HF USERS 14 ARINC AIR GROUND INTERNATIONAL RADIO SERVICES 14 UNIVERSAL WEATHER AND AVIATION INC HOUS...

Page 4: ... TO USE 16 WHY SINGLE SIDEBAND IS IMPORTANT IN HF COMMUNICATIONS 21 AMPLITUDE MODULATION AM 21 SINGLE SIDEBAND OPERATION 22 SUPPRESSED CARRIER VS REDUCED CARRIER 22 SIMPLEX AND SEMI DUPLEX OPERATION 22 APPENDIX B 23 MARITIME RADIOTELEPHONE CHANNEL DESIGNATIONS 23 Table of Contents ii KHF 1050 PS440 Pilot s Guide Revision 0 Mar 2003 ...

Page 5: ...e to adjust volume 2 Function Selector Outer concentric knob Rotate to select FREQ CHAN MOD SQL or OPT 3 Emergency Channel Access Button Press to gain access to selection of emergency channels 4 Functional Test Button Press to initiate the built in functional test 5 Display Area Digital display of frequencies modes channel numbers etc 6 Sub Function Select Button Press to enter and select sub func...

Page 6: ...any problems are found the system will enter a Fail Mode The functional test may also be initiated by pressing and holding the TEST button for three seconds After three seconds all display seg ments will be lit and the TX lamp will be illuminated Allow at least 30 seconds for the test to complete Press the TEST button again to exit the test mode 2 1 Controller Number Identifies the designation of ...

Page 7: ...syllable of a voice reception may be partially squelched The possible adjustment levels are open meaning no squelch action OPN minimum MIN medium MED and maximum MAX SBL Syllabic Squelch Low This squelch is also a syllabic squelch and is intended for voice communications where the desired signal is very weak and noisy This squelch is more prone to opening on noise than the SBH squelch The possible...

Page 8: ...you are normally dealing with a strong non fading signal For this reason SELCAL may be a desir able option DIRECT TUNING A FREQUENCY SELECTING THE PROPER OPERATING FREQUENCY Long range communications are possible due to the signals being reflected back to earth by the ionosphere The ionosphere s ability to propagate HF radio signals is dependent on many factors These include time of day season of ...

Page 9: ...configura tion selected when the system was installed Revision 0 Mar 2003 KHF 1050 PS440 Pilot s Guide 5 Figure 5 Frequency Band MHz Daytime Distance Miles Nighttime Distance Miles 2 8 Up to 100 Often unusable Up to 400 4 4 Up to 200 Up to 1000 5 5 Up to 300 100 to 1200 6 5 100 to 600 200 to 1500 8 8 200 to 800 400 to 1500 or greater 10 0 300 to 1000 500 to 1800 or greater 11 1 400 to 1200 600 to ...

Page 10: ...eared by selecting a different frequency After the new frequency is selected press the push to talk to tune the antenna coupler NOTE The KHF 1050 stores the antenna coupler tune information for previously tuned frequencies If the antenna coupler was previously tuned for the current frequency or nearby frequency the antenna cou pler may not need to be tuned and transmission may begin immediately It...

Page 11: ...ion options include Upper Sideband Voice USB V Lower Sideband Voice LSB V Upper Sideband Data USB D Lower Sideband Data LSB D AM Voice AM and Reduced Carrier RC Upper Sideband Voice will always be available but availability of the other choices depends upon options selected when the system was installed It is important to know the correct Mode that matches the requirements of the ground station Up...

Page 12: ...the requirements of the desired ground station when programming frequencies In addition to assigning frequencies to a channel a mode is also assigned Channel Operation The following steps illustrate how to select already programmed channels 1 Turn the left outer knob to CHAN as shown in Figure 9 The last selected chan nel will be displayed 2 Turn the right inner or outer knob to select the desired...

Page 13: ...n 3 Momentarily press push to talk to tune the antenna to the new channel frequency 4 Press the EMER button to exit the emergency channels Revision 0 Mar 2003 KHF 1050 PS440 Pilot s Guide 9 Frequency kHz ITU Channel Assignment Channel Simplex Tune Default Semi Duplex also called Split EMR 1 2182 Simplex Only International Distress and Calling EMR 2 4125 Rx 4417 Tx 4125 421 International Distress a...

Page 14: ...he transmit frequency will now begin flashing 9 If the channel requires simplex operation again press the ENT button to store the automatically displayed transmit frequency The channel window now displays the next available channel number 10 If the channel requires semi duplex operation use the right inner and outer knobs to select the desired transmit frequency Press the ENT but ton The transmit ...

Page 15: ...ut ton The transmit frequency is stored and the channel window now dis plays the next available emergency channel number Again check the ground station requirements as to the need for simplex or semi duplex operation NOTE On any Emergency Channel with separate receive and transmit frequencies simplex operation will occur on the programmed channel s transmit frequency when the channel is first sele...

Page 16: ...b to OPT The Clarifier will be displayed first denoted by the C as shown in Figure 11 2 Press the FUNC button until the last tuned ITU channel appears in the lower right of the display as shown in Figure 12 The lower left will be blank 3 Turn the right inner or outer knob to select the desired ITU channel 4 Momentarily press push to talk to tune the antenna to the new channel frequency 5 Select an...

Page 17: ...ther function to exit DATA COMMUNICATIONS The KHF 1050 System will transmit and receive data such as fax trans missions etc Data communication requires an external modem be installed with the system Before transmitting or receiving data select the appropriate Mode USB D LSB D or possibly AM as previously discussed in Mode Selection Check the requirements of the desired station Revision 0 Mar 2003 ...

Page 18: ...RSAL WEATHER AND AVIATION INC HOUSTON RADIO This service can be used to forward messages perform phone patches provide flight following give weather updates provide radio and SELCAL checks and forward ETAs to appropriate government agencies To make arrangements with Universal Houston Radio call 1 800 231 5600 extension 8311 in the United States Internationally call 713 944 1622 extension 8311 Or v...

Page 19: ...nly used today to represent one cycle per second Expression of the measurement Hz has a shorthand of its own When thousands of Hz are expressed they are designated kilohertz kHz and millions of Hz as megahertz MHz Thus the notation 29 9999 MHz represents a signal which is passing a given point at 29 999 900 cycles per second Expressed in kHz the same figure would read 29 999 9 kHz representing 29 ...

Page 20: ... passing through it Sunlight induced ionization increases the particle density during the day and the absence of it reduces the particle density at night At midday when the sun s radiation is at its highest the ionosphere s thickness may expand into four layers of ionized gas During the nighttime hours the ionosphere diminishes normally merging into just one layer Solar disturbances including sola...

Page 21: ...back to earth Figure 1A Waves entering at sharper angles than this will pass through this layer of the ionosphere and be lost in space or may reflect off another layer of the ionosphere Changing the frequency under the same conditions will change the criti cal angle at which the HF radio waves will be reflected back to earth The highest frequency which is reflected back to the earth is called the ...

Page 22: ...netrate the ionosphere and go into outer space It is even pos sible for the entire window to close particularly if you are flying in a polar region in latitudes above 60 degrees north or 60 degrees south Solar disturbances have the most negative effects on HF communica tions in these regions If you are flying in polar regions and are having difficulty raising any ground station located in the same...

Page 23: ...opagation distances due to reflection from the ionosphere for various frequencies during different hours of the day and for different seasons of the year It may prove helpful in select ing the optimum HF frequency for the communications distance your operation requires Revision 0 Mar 2003 KHF 1050 PS440 Pilot s Guide 19 Table 1A Typical Frequency Propagation Spring And Summer Frequency kHz 4000 80...

Page 24: ...00 8 250 2500 500 4000 9 500 3000 500 4000 10 500 4000 500 4000 11 500 3000 750 5000 12 250 2500 750 5000 13 250 1500 500 2500 Hours After Sunrise 1 100 1000 400 2000 2 100 500 400 2000 3 0 100 400 2000 3500 750 4000 4 0 100 400 2000 500 3500 750 4000 5 0 100 250 1500 500 3500 750 4000 6 0 100 250 1500 500 3500 750 4000 7 0 100 250 1500 500 4000 750 5000 8 0 100 250 1500 500 4000 750 5000 9 0 100 ...

Page 25: ...AM is a transmission process in which the selected frequency called the carrier frequency and two sidebands which are frequencies above and below the carrier frequency are gen erated and transmitted Figure 2A It takes about two thirds of the transmitter s power just to transmit the carrier frequency yet the carrier does not contain any of the intelligence to be communicated Each of these sidebands...

Page 26: ...n two sidebands is required to transmit the message SUPPRESSED CARRIER VS REDUCED CARRIER The single sideband SSB operation just described with the carrier fre quency virtually eliminated is actually referred to as single sideband sup pressed carrier If just a small portion of the carrier is transmitted along with the sideband the operation is referred to as single sideband reduced carrier SIMPLEX...

Page 27: ... 4363 0 4071 0 404 4366 0 4074 0 405 4369 0 4077 0 406 4372 0 4080 0 407 4375 0 4083 0 408 4378 0 4086 0 409 4381 0 4089 0 410 4384 0 4092 0 411 4387 0 4095 0 412 4390 0 4098 0 413 4393 0 4101 0 414 4396 0 4104 0 415 4399 0 4107 0 416 4402 0 4110 0 417 4405 0 4113 0 418 4408 0 4116 0 419 4411 0 4119 0 420 4414 0 4122 0 421 4417 0 4125 0 422 4420 0 4128 0 423 4423 0 4131 0 424 4426 0 4134 0 425 442...

Page 28: ...01 8719 0 8195 0 802 8722 0 8198 0 803 8725 0 8201 0 804 8728 0 8204 0 805 8731 0 8207 0 806 8734 0 8210 0 807 8737 0 8213 0 808 8740 0 8216 0 809 8743 0 8219 0 810 8746 0 8222 0 811 8749 0 8225 0 812 8752 0 8228 0 813 8755 0 8231 0 814 8758 0 8234 0 815 8761 0 8237 0 816 8764 0 8240 0 817 8767 0 8243 0 818 8770 0 8246 0 819 8773 0 8249 0 820 8776 0 8252 0 821 8779 0 8255 0 822 8782 0 8258 0 823 8...

Page 29: ...239 0 1205 13089 0 12242 0 1206 13092 0 12245 0 1207 13095 0 12248 0 1208 13098 0 12251 0 1209 13101 0 12254 0 1210 13103 0 12257 0 1211 13107 0 12260 0 1212 13110 0 12263 0 1213 13113 0 12266 0 1214 13116 0 12269 0 1215 13119 0 12272 0 1216 13122 0 12275 0 1217 13125 0 12278 0 1218 13128 0 12281 0 1219 13131 0 12284 0 1220 13134 0 12287 0 1221 13137 0 12290 0 1222 13140 0 12293 0 1223 13143 0 122...

Page 30: ... 17299 0 16417 0 1621 17302 0 16420 0 1622 17305 0 16423 0 1623 17308 0 16426 0 1624 17311 0 16429 0 1625 17314 0 16432 0 1626 17314 0 16435 0 1627 17320 0 16438 0 1628 17323 0 16441 0 1629 17326 0 16444 0 1630 17329 0 16447 0 1631 17332 0 16450 0 1632 17335 0 16453 0 1633 17338 0 16456 0 1634 17341 0 16459 0 1635 17344 0 16462 0 1636 17347 0 16465 0 1637 17350 0 16468 0 1638 17353 0 16471 0 1639 ...

Page 31: ...0 18819 0 1815 19797 0 18822 0 Channel Aircraft Receive Aircraft Transmit 2200 kHz kHz 2201 22696 0 22000 0 2202 22699 0 22003 0 2203 22702 0 22006 0 2204 22705 0 22009 0 2205 22708 0 22012 0 2206 22711 0 22015 0 2207 22714 0 22018 0 2208 22717 0 22021 0 2209 22720 0 22024 0 2210 22723 0 22027 0 2211 22726 0 22030 0 2212 22729 0 22033 0 2213 22732 0 22036 0 2214 22735 0 22039 0 2215 22738 0 22042 ...

Page 32: ... 22825 0 22129 0 2245 22828 0 22132 0 2246 22831 0 22135 0 2247 22834 0 22138 0 2248 22837 0 22141 0 2249 22840 0 22144 0 2250 22843 0 22147 0 2251 22846 0 22150 0 2252 22849 0 22153 0 2253 22852 0 22156 0 Figure 8B Maritime Radiotelephone Channel Designations 2500s Figure 7B Maritime Radiotelephone Channel Designations 2200s Channel Aircraft Receiver Aircraft Transmit 2500 kHz kHz 2501 26145 0 25...

Page 33: ...ational Inc One Technology Center 23500 West 105th Street Olathe Kansas 66061 FAX 913 791 1302 Telephone 913 782 0400 Copyright 2003 Honeywell International Inc All rights reserved 006 18289 0000 Revision 0 Mar 2003 N ...