Hy-Gain LP-1009A Instruction Manual Download | Manualshive

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LP-1009A / LP-1009AN

Log Periodic Antenna

Instruction Manual

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Summary of Contents for LP-1009A

Page 1: ...LP 1009A LP 1009AN Log Periodic Antenna Instruction Manual ...

Page 2: ......

Page 3: ... Clamps on Elements l 6 Element Assembly 1 8 Feedline Assembly l 9 Beta Tube Assembly 1 12 Installing Elements on the Boom 1 15 Balun Assembly 1 15 Boom Support Assembly 1 16 Final Inspection 1 17 CHAPTER 2 Antenna Installation 2 1 Installation on a Crank Up Tower 2 1 Installation on Guyed Towers 2 1 Attachment of Coaxial Feedline 2 1 Attaching the Antenna to the Mast 2 2 Lightning Protection 2 2 ...

Page 4: ...amps l 7 6 Rope Dampening 1 8 7 Element Tubing Descriptions l 9 8A Exposed Tubing Lengths LP 1009 American 1 10 8B Exposed Tubing Lengths LP 1009 Metric 1 11 9 Feedline Assembly Front Section 1 12 10 Feedline Assembly Middle Sections 1 13 11 Feedline Assembly Rear Section 1 14 12 Installing Elements on the Boom 1 15 13 Boom Support Cable Assembly 1 16 ...

Page 5: ... 20 meter Amateur bands It is supplied with the new HyGain BN 4000 high power balun which allows the antenna to handle 2000 watts continuous duty and 4000 watts PEP on all modes All stainless steel hardware and clamps are used on all electrical and mechanical connections of the LP 1009 The LP 1009 may be rotated with HyGain s T2X or HDR 300 rotators and may be installed on any tower rated for at l...

Page 6: ...s When unpacking your antenna check inside of all tubing for smaller diameter tubes and other small parts To conserve space these smaller parts are sometimes packed inside larger pieces Check all parts against the parts list to ensure no parts are missing The hardware supplied with this antenna is bagged by thread size for your convenience You may want to sort the aluminum tubing for the elements ...

Page 7: ...ace area A support mast is not supplied with this antenna Mast height will vary according to installation A standard 10 foot mast will suffice in most cases This antenna may also be installed atop buildings or other structures In these cases the antenna should be at least 10 3 m above a peaked roof and at least 20 6 1 m above a large flat roof Performance may be degraded at less than these heights...

Page 8: ...ctor with Coax Seal TM or black electrical tape for rain protection Type N connectors are designed to be weatherresistant if tightened securely Select the boom to mast bracket and clamp parts Loosely assemble them on the boom ends as shown in Figure 1 Secure the boom ends and brackets together with four 4 1 4 20 x 3 4 bolts lockwashers and nuts 70 75 76 and two 2 5 16 18 x 2 3 4 bolts lockwashers ...

Page 9: ...longest elements and the boom support tubes The remaining brackets have a 11 4 I D and are used on the 4 front elements The largest brackets are stamped with the number 14 while the smaller brackets are stamped with the number 13 Assemble the brackets as shown in Figure 4 and locate them on the boom assembly as shown in Figure 3 It is easier to assemble the brackets on the boom at the correct loca...

Page 10: ... with the top of the clamp over the slot in the tube as shown in Figure 5 After adjustment of the tubing lengths tighten the clamp with a 5116 inch nut driver socket or open end wrench until the tubing will not twist or tele scope DO NOT overtighten Also if you loosen and re tighten a clamp more than 5 times we suggest that you replace the clamp After repeated tightenings these clamps may become d...

Page 11: ...Figure 5 Element Tubing Clamps ...

Page 12: ...halves will be 1 The longer elements will use tubing with strengthening inserts The inserts go towards the boom end of each element Select the 7 8 and 11 4 element insulators and 7 8 and 1 1 4 tubing clamps Install them on the large end of each element Select the 5 32 inch black rope Cut it into 24 equal lengths of 5 1 5 m each Slip each rope piece into the outside tube 7 16 of each element With a...

Page 13: ... Slide the 5 16 diameter spacer tubes into the open ends of the feedline tubes when installing pigtail wire assemblies for elements 1 and 12 These will prevent the screws from crushing the tubing at these points Install the pigtail wire assemblies on the tubes as shown Before tightening the hardware position the pigtail wires as shown NOTE The pigtail wires must alternate from crossed to not cross...

Page 14: ...Figure 8A Exposed Tubing Lengths LP 1009 American ...

Page 15: ...Exposed Tubing Lengths LP 1009 Metric ...

Page 16: ... a 3 4 gap between the closest feedline tube and the boom to mast brackets Tighten all hardware securely Beta Tube Assembly Select the two 3 4 x 18 Beta Tubes support clamps insulators shorting clamps and hardware and assemble to the bottom side of the boom as shown in Figure 11 Use the 5 16 diameter spacers to prevent crushing the tubing where the pigtail wires attach Tighten all hardware securel...

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Page 19: ...igned in the same plane Before you proceed to the next element attach the pigtail wires to the tubing clamps as shown in Figure 12 Use 1 4 20 x 1 1 4 bolts on the small clamps and 1 4 20 x 11 2 bolts on the large clamps Tighten these bolts securely Align each element so that it is parallel to the ground and perpendicular to the temporary mast If you have a flat assembly area you can use visual ref...

Page 20: ... boom support assembly two 2 1 4 20 x 13 4 bolts 1 4 lockwashers and 1 4 20 nuts Assemble these to the rear boom support tubes on the boom Lay the cables on top of the elements Adjust all four 4 turnbuckles so they are extended to their maximum length Select and attach the two galvanized mast guy straps to your temporary mast approximately two 2 feet above the boom See Figure 13 Attach the loose e...

Page 21: ...ord Use this distance to help level the boom when installing the antenna on the tower Remove the mast guy straps from your temporary mast and tape to the boom near the boom to mast bracket Final Inspection Make sure all connections are securely tightened recheck element lengths and spacings and ensure that there is good clearance between pigtail wires and tubing and brackets Check for a 3 4 gap be...

Page 22: ... some sag and still support the antenna away from the guy wires Remember that this antenna weighs 98 pounds Trim any tree branches that might interfere with the installation process Remove the cast boom to mast brackets from your temporary mast and install on your permanent mast Drill a 5 16 hole in your mast if you wish to pin the castings to the mast This will ensure that your antenna does not t...

Page 23: ...oom and attached to the mast Slide the mast guy straps up the mast until the wires are taught and the boom is level Check the dimension between the mast guy straps and the boom to mast bracket against your previous measurement Equalize the tension in the wires using the turnbuckles Tie off the turnbukles so they do not loosen Tighten all bolts securely Tape the coaxial cable to the mast leaving a ...

Page 24: ...gths less than 12 foot lengths and insulated from the tower Other antennas which are resonant somewhere in the 3 40 MHz range should be kept at least 10 feet above or below this antenna Antennas which are resonant above 40 MHz can be mounted as close as 3 feet from this antenna The measured VSWR may also be affected by strong local broadcast signals Extreme care must be used if you use an air diel...

Page 25: ...mparison Record the antenna azimuth and other environmental factors along with the VSWR Check the VSWR periodically to ensure proper operation The front to back ratios may be checked by using a steady carrier transmitted by a local station at least 1 mile distant You may also use the signal from WWV on 15 and 20 MHz to check gain and front to back Other time frequency standard stations may be used...

Page 26: ...uses VSWR above 3 1 on all frequencies Shorted coaxial connector Water inside of coax Coax damaged by lightning Balun damaged by lightning Antenna too close to roof Antenna too close to ground Balun not connected to antenna VSWR above 2 1 on all frequencies Antenna too close to roof Antenna too close to ground Antenna too close to wires VSWR above 2 1 from 13 14 MHz Antenna too close to ground Bet...

Page 27: ... 4 x 82 1 4 2 16 179866 Tube beta 3 4 x 18 2 17 179867 Tube support l 1 4 x 8 5 8 4 18 190004 Tube 5 8 x 24 20 19 190010 Tube 5 8 x 28 2 20 190011 Tube 5 8 x 16 2 21 190204 Tube 7 8 x 24 4 22 190212 Tube 7 8 x 15 4 23 190309 Tube 1 1 8 x 42 2 24 190311 Tube 1 1 8 x36 4 25 190312 Tube 1 1 8 x 317 8 4 26 190315 Tube 1 1 8 x 17 6 27 190923 Tube 1 1 4 x 20 1 2 2 28 190924 Tube 1 1 4 x 17 2 29 190925 T...

Page 28: ...eta sleeves 5 16 x 5 8 7 59 171162 Strap beta shorting for 3 4 2 60 177888 Clamp 3 4 11 61 540087 U bolt 2 314 stainless steel 1 870541 Parts Pack 1009 10 Hardware 1 62 500157 Bolt 10 24 x 2 hex head stainless steel 25 63 500159 Bolt 10 24 x 1 1 2 hex head stainless steel 1 64 504739 Bolt 10 24 x 1 1 4 hex head stainless steel 33 65 554071 Nut 10 24 hex head stainless steel 65 66 561178 Lockwasher...

Page 29: ...2 555747 Nut hex 5 16 stainless steel 13 83 564792 Lockwasher split 5 16 stainless steel 13 84 870544 1009 Boom Support Front Assembly 1 85 350846 Sleeve Nicropress 1 8 4 86 351244 Chain link open end 3 16 1 87 358731 Thimble wire rope 5 32 stainless steel 4 88 378216 Plate 16 gauge 5 8 x 2 punched stainless steel 3 89 540093 Turnbuckle end to end 4 1 4 x 4 2 90 630009 Cable galv 1 8 dia 15 750 ft...

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