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MonstIR 

INSTALLATION INSTRUCTIONS 

Revision   08/04/08 

    

SteppIR Antennas

 

2112 - 116th Ave NE, Suite 2-5 - Bellevue,  WA  98004  

Tel: 425-453-1910      Fax: 425-462-4415 

Tech Support: 425-891-6134

 

www.steppir.com

 

Содержание MonstIR

Страница 1: ...MonstIR INSTALLATION INSTRUCTIONS Revision 08 04 08 SteppIR Antennas 2112 116th Ave NE Suite 2 5 Bellevue WA 98004 Tel 425 453 1910 Fax 425 462 4415 Tech Support 425 891 6134 www steppir com ...

Страница 2: ...EHU Element Housing Unit EST Element Support Tube pole FCC Flexible Connection Coupler rubber EST EHU EHT FCC SteppIR Antenna Information Web Sites as of 4 09 07 http steppir com http groups yahoo com group steppir SteppIR Antennas MonstIR 2 ...

Страница 3: ...ld solve the frequency problem and in addition would have vastly improved perform ance over existing fixed length Yagis The ability to tune the antenna to a specific frequency without regard for bandwidth results in excellent gain and front to back at every frequency The SteppIR design was made possible by the convergence of determination and high tech materials The availability of new lightweight...

Страница 4: ... giving very precise control of each element length In addition the motors are brushless and provide extremely long service life The copper beryllium tape is driven out into a hollow fiberglass elements support tube see below forming an element of any desired length up to the limit of each specific antenna model a vertical uses only one side The fiberglass elements support tubes poles are telescop...

Страница 5: ...SteppIR Antennas MonstIR 5 JÜRG DR REGLI HB9BIN SWITZERLAND ...

Страница 6: ...y 18 Install the Boom Truss 22 Element Truss Assembly 25 Assemble 70 Elements 26 Wiring Elements 30 Prepare the Telescoping Fiberglass Element Support Tubes EST 35 Installing the Fiberglass Element Support Tubes EST 38 Installing Element Trusses 39 6m Passive Element Installation Optional 40 SteppIR Performance Topics 42 SteppIR Warranty 45 Page SteppIR Antennas MonstIR 6 HB9BIN Assembly Crew ...

Страница 7: ...USS ASSY ELEMENT CENTER SUPPORT RIGHT MAST PLATE ASSEMBLY 2 10 1021 31 15 x 15 MAST PLATE 4 60 0027 1 4 20 x 1 SS BOLT 4 60 0030 1 4 20 SS NYLOK NUT BOOM TRUSS MAST ASSEMBLED STRETCH WRAPPED 1 10 1430 01 BOOM TRUSS MAST 1 3 4 x 32 1 60 0065 5 16 18 x 3 1 2 SS BOLT 4 60 0034 5 16 WASHER 1 60 0046 5 16 18 SS NYLOK NUT 2 60 0070 3 8 16 x 6 GALVANIZED TURNBUCKLE BOOM TRUSS ITEM QTY SIZE DESCRIPTION BO...

Страница 8: ...R PHILLYSTRAN BOOM TRUSS 4 60 0073 5 16 THIMBLE 4 60 0044 20 1 4 PLASTIC END CAPS FOR PHILLYSTRAN BAG 5 72 0010 05 1 10 1102 21 CONTROL WIRING TERMINAL PROTECTIVE HOUSING 2 60 6000 40 HOSE CLAMP 4 2 20 6016 8 8 POSITION TERMINAL STRIP 1 20 6016 1 1 POSITION TERMINAL STRIP 2 10 1029 01 CONNECTOR PROTECTOR CREAM IN BLUE POUCH BAG 6 72 0010 06 4 10 1421 01 2 SADDLE SOLID WITH CENTER HOLE 4 60 0072 10...

Страница 9: ...01 QUICK DISCONNECT BOOT 1 5 TO 1 25 FERNCO 6 60 1006 21 QUICK DISCONNECT BOOT 1 5 TO 1 25 MISSION BAG 6 72 0012 06 2 09 0003 SILICONE TAPE 20 FT ROLL 1 09 0004 SILICONE TAPE 10 FT ROLL 2 09 0001 ELECTRICAL TAPE 3 4 x 66 ROLL 6 60 0008 2 x 25 COUPLER SCREW INSTALLS AT THE HOUSING BOOM ASSEMBLY HARDWARE 72 0015 03 BOOM TRUSS MAST ASSEMBLY BAG 3 60 0037 5 16 18 x 4 3 8 GALVANIZED EYEBOLT 1 ANTI SEIZ...

Страница 10: ...HILLIPS SCREW 3 60 0053 1 4 20 x 2 5 SS BOLT 6 60 0078 1 4 20 x 1 75 SS BOLT 27 60 0030 1 4 20 SS NYLOK NUT 12 60 0034 1 4 SS WASHER BAG 4 72 0011 04 6 60 0083 1 4 20 x 4 SS TURNBUCKLE FOR ELEMENT TRUSS BAG 5 72 0011 05 6 60 0035 3 16 x 14 PHILLYSTRAN FOR ELEMENT TRUSS BAG 6 72 0011 06 48 60 0045 3 16 WIRE CLIP FOR PHILLYSTRAN ELEMENT TRUSS 12 60 0048 3 16 THIMBLE 12 60 0044 3 16 PLASTIC END CAP F...

Страница 11: ...30 1 4 20 SS NYLOK NUT 2 10 1430 2 5 MIR BOOM COUNTERWEIGHT 5 60 0091 1 4 20x 3 4 SS BOLT IN BOX 5 6 BOX 5 6 HAVE IDENTICAL CONTENTS 2 in FIBERGLASS TUBE ASSEMBLY 6 10 1408 02 FIBERGLASS ELEMENT SUPPORT TUBE 6 10 1407 11 ELEMENT PROTECTION SLEEVE 2 1 x 3 75 ALUMINUM 6 10 1407 21 ELEMENT PROTECTION SLEEVE 2 1 x 2 ALUMINUM 6 10 1409 01 SPLICE 2 TO 1 75 1 75 FIBERGLASS TUBE ASSEMBLY 6 10 1411 01 1 75...

Страница 12: ...Assembling the boom to mast plate and mounting it to a temporary mast Assembling the boom Attach the boom to the boom to mast plate Assemble three large element brackets Attach four element housings and routing control lines Methods to Raise the Antenna The MonstIR is to be raised with the boom to mast plate attached To facilitate easy attachment to the mast on the tower the 2 u bolt saddles are b...

Страница 13: ...d together The mast plate has 33 pre drilled holes The four 2 u bolt holes are used to secure the antenna to the mast on your tower The optional pilot holes are there in the event you are using a 2 1 2 mast If you are using a 2 mast these holes are left unused The two 2 u bolts are used for attaching the boom to the mast plate Picture 2 Picture 3 The Ez eye is shown highlighted in Picture 3 near t...

Страница 14: ... bend as required you will be glad when you are up on the tower Mount the assembled plate to your temporary mast as shown in Picture 3 at a convenient height for assembly purposes using the four 2 u bolts Pay attention to the orientation when mounting it as the plate is not symmetrical Locate 4 2 aluminum saddles 4 6 32x1 machine screws 4 6 32 Nylok nuts Mount the saddles as shown in Picture 2 Be ...

Страница 15: ...o boom failure Therefore DO NOT drill out the holes for more clearance Thread the bolt in as far as possible then lightly tap with a hammer to seat the bolt If the holes are visibly out of alignment when you are assembling the boom you probably have the boom pieces put together in the wrong order or the boom sections that do not have an element bracket on them may need to be rotated 180 degrees Ea...

Страница 16: ... Self Tapping Bolts We have modified the hardware securing the 3 40m element mounting brackets to the boom on your new MonstIR antenna Figure 1 2 as of August 2007 Counter Weight Bracket 1 Remove zip ties Make sure counter weights clear the hole Position vertical truss supports Install the included bolt no washer Put Connector Protector on the threads Tighten the nut securely Standard Bracket 2 Po...

Страница 17: ...hat slides into the 2 tube at joints 2 and 4 before sliding the fe male sections over them Do NOT twist the aluminum tubing excessively as that can cause binding Apply some anti seize lubricant to the insides of all the nuts prior to assembly As semble the boom by sliding the six sections together in the order shown in Figure 1 Insert the required bolts into the holes and loosely attach them with ...

Страница 18: ...rd is for the EZ eye feature that is explained in a later sec tion The eye of the bolt goes on the topside of the boom with the Nylok nut on the bottom side Picture 4 8 4 After assembling each of the five joints as shown in Fig 1 Tighten the nuts on each bolt and eye bolt securely Before continuing to the next step verify that all nuts and bolts including those installed at the factory are securel...

Страница 19: ...et be sure to re tighten the element bracket bolts 4 Each element plate has eight machined U saddles mounted to them There are two types of saddles notice the difference in height of the semi circle cutout One is much lower than the other Mount the saddles as shown in Picture 6 7 on all three of the large element plates There are two saddles used at each of the four position one must be a low one ...

Страница 20: ...e three 40m element housings to the element plates making sure they are oriented correctly as shown in Picture 7 4 using the B C screws Mount the 20m element housings Dir 1 to the small element bracket Ref Figure 2 Tighten securely Note The Director 1 element plate can be mounted two ways the correct position puts the element support tubes closest to the mast plate see Figure 1 2 The 10 32 screws ...

Страница 21: ...cture 7 5 The bottom of the support angles are attached using the middle hole and it s 3 8 16 x 4 1 4 bolt that holds the element bracket to the boom Ref Figure 1 2 The top is bolted to the element truss support with a 1 4 20 x 1 1 2 bolt Repeat for the other two large brackets NOTE Director 2 has a zip tie installed in the center hole to keep the two counter weights from sliding out of position a...

Страница 22: ...lts as shown in Picture 3 and Figure 1 2 Using a vise as shown in Picture 8 press the thimble onto the eye bolt Press the thimble back together as close as possible once it is through the eye bolt Repeat the procedure to attach a thimble to one end of a turnbuckle Picture 9 Attach the four cable clips to the Phillystran with the first one as close to the end of the thimble as possible so the cable...

Страница 23: ...e clips are fully tightened the jacket is deformed so much it will expose the kevlar to sunlight if the clip is moved A good way to check the cable length is to place supports under each end of the boom so the boom is not sagging but fairly straight and temporarily attach each truss half cable to ensure it is the right length Do not put the truss under any strain until the clips are all tight The ...

Страница 24: ...n t move just barely snug is fine 4 While holding the Phillystran in one hand this will prevent the cable from twisting while you tighten the turnbuckles tighten the turnbuckles using a wrench or screwdriver as a lever until the boom is evenly supported and level on both sides Don t be over zealous when tightening the boom truss you don t want to be pulling it so hard it is bent upward That not on...

Страница 25: ...consists of two halves just as the boom truss does All of the element truss halves are the same length 149 5 Materials 48 3 16 galvanized wire clips 12 3 16 galvanized thimbles 3 x 20 x 2 bolts and Nylok nuts 6 x 4 stainless turnbuckles 6 3 8 flat washers 6 168 lengths of non conductive 3 16 Phillystran Kevlar cable 6 Element truss u bolt plates 6 2 u bolts with Nylok nuts Picture 13 3 Flat Washer...

Страница 26: ...n of Picture 14 1 15 when completed Note that the cable shown in the picture is not really 149 it is a shortened piece for picture taking purposes Assemble 70 Elements 1 Each of the three 70 foot long elements have a CPVC liner in the first two sections of each element half consisting of two lengths of CPVC pipe as shown in Picture 16 Assemble the two halves using the plastic couplers provided Glu...

Страница 27: ...section of the 2 O D element support tube extension over the CPVC tubing The end with the thin wall aluminum sleeve goes on first see Picture 20 Make sure the aluminum sleeve hasn t slipped and is in the position shown Position the first element such that the first alumi num ring is just covered by the saddle see Picture 21 When you are sure you have the first element correctly positioned tighten ...

Страница 28: ...se are smaller rubber boots that are designed to fit to the 40m element housing You will find 6 of these boots for the joints shown below 2 Fernco These are the larger thicker rubber boots and are design for coupling the 18 telescoping pole You will find 8 of these boots for the joints shown below SteppIR Antennas MonstIR 28 Mission Fernco Couplers Picture 21 5 ...

Страница 29: ...nd it only sticks to itself End your last wrap on top of the silicone tape not on the aluminum Repeat for all six element halves 5 Changes have been made to reinforce the support tube extensions A self tapping screw has been placed on each tube These screws need to be placed so that when the antenna is in the air that the self tapping screw heads are oriented so that the heads are facing the sky a...

Страница 30: ... protector Each EHU control cable also has an un insulated ground wire It needs to be connected to all of the other un insulated ground wires using the single position terminal strip as shown in Pictures 24 25 Picture 25 Picture 24 16 Conductor Cable 4 Element to Controller Male 25 Pin Dsub Shield To Controller To Antenna 1 2 3 4 5 6 7 8 9 10 11 12 14 15 16 17 drain wire BLACK WHITE BROWN YELLOW B...

Страница 31: ...ges present even if the power off button has been pushed Shorting the wires of the control ca ble while connected to the controller with the power supply connected will per manently damage the driver chips 16 Conductor Cable 4 Element to Controller Alternate Vendor Male 25 Pin Dsub Shield To Controller To Antenna 1 2 3 4 5 6 7 8 9 10 11 12 14 15 16 17 2 drain wires are twist together BLACK RED GRE...

Страница 32: ... through the sheath and shorting the wires Note If you do not want to install or remove the antenna with the main coax feed line at tached make a coax jumper that connects to the driven element and goes along the boom back to the mast plate area where it can be connected to the main coax feed line coming up the tower Tape the cable every foot or so with electrical tape we recommend taping it on th...

Страница 33: ...n Figure 4 Following the same procedure above con nect each colored wire Coat each wire end with connector protector Don t forget to coat the bare ground wire Connect the un insulated ground wire of the 16 conductor cable to the single position termi nal strip that should already have the four grounds from the four control cables attached to it Position the cables so they are parallel with the two...

Страница 34: ...is mounted on the tower Picture 28 Warning Do not trap the cables between the clamp and the ABS tubing or over tighten the clamp Warning If you choose to cut the individual 4 conductor element cables to a custom length eliminating the excess loop you must first Know where you will mount the terminal enclosure Picture 27 Measure ACCURATELY before you cut the cables Strip and re tin each wire tip DO...

Страница 35: ...r respective element housing units EHUs Repeat the following procedure for each telescoping pole Telescope a pole to full length by pulling each section out firmly in a twisting motion until it is extended as far as possi ble Each segment is tapered and should lock securely in place when fully extended Pole lengths may vary but when fully extended each pole must be at least 17 feet 8 inches in len...

Страница 36: ...e on both sides of the joint Use common sense on the amount of tape or you will not have enough of the silicon tape used later to cover the electrical tape Exception On joints with metal reinforcing rings Picture 30 5 the tape must go further so it extends a minimum of 3 4 be yond the metal ring and onto the fiberglass pole Apply one complete wrap of electrical tape around the fiberglass tube as y...

Страница 37: ...cone wrap free of dirt or debris Also this tape MUST be cut Do not tear it Wash your hands before completing the following steps Position the black silicone tape about 1 2 to the right of the black electrical tape and wrap one layer continually stretching the silicone tape a minimum of 100 its original length completely around the pole so the tape fully overlaps itself Then slowly wrap the silicon...

Страница 38: ...ach 70 element half Place a Fernco rubber boot Picture 21 5 on the butt end of the EST and insert the butt end of that EST into the Director 1 Element Housing Tubes EHT on an EHU as shown Picture 32 It is very important to ensure that the butt end of the EST firmly bottoms out in side the EHT After making sure the EST is seated all the way into the EHT it is equally important to push the rubber bo...

Страница 39: ...ts Three x 20 x 2 bolts Three x 20 Nylok nuts Six 3 8 flat washers One end of each element truss clamps directly to the 1 second section of each 70 foot ele ment half as shown in Picture 33 Place the bracket at approximately the mid point of the 1 section DO NOT tighten the clamp at this time Leave the clamp loose enough so that it will slide on the pole Repeat this process for all six truss halve...

Страница 40: ...t trusses as shown in Pic ture 14 in the boom truss section 6M Passive Element Installation Optional If you have purchased the optional 6M passive element kit Locate Ref Picture 35 One 6M passive element kit 112 0 long One mounting kit long One 6M passive element kit 104 5 short One mounting kit short Blue packet of Connector Protector Using their respective hardware kits long short Picture 35 ass...

Страница 41: ...ements using the U bolt and saddle shown in Picture 36 Using a tape measure determine the correct passive element placement as shown in Figure 2 Be sure to measure from the actual center line of the 6m passive element NOT from where the U bolt attaches Picture 37 to the center line of the correct element support tube Figure 2 Make sure the elements are aligned with the green fiberglass poles Tight...

Страница 42: ...n the boom of a three element beam should be right around 4 wavelengths long This would allow a free space gain of 9 7 dBi however the front to back ratio is compromised to around 11 dB If the boom is made shorter say 25 wavelengths the front to back can be as high as 25 dB but now the maximum gain is about 8 0 dBi Shorter booms also limit the bandwidth which is why right around 3 wavelengths is c...

Страница 43: ...ES MAY CAUSE DAMAGE TO THE DRIVEN ELEMENT Balun Matching System The SteppIR has a matching system that is included in the 2 element 3 element 4 element and MonstIR Yagi a balun is available as an option on the dipole Our antenna designs are all close to 22 ohms at all frequencies so we needed a broadband matching system that would transform 22 ohm to 50 ohm We found an excellent one designed by Je...

Страница 44: ...SteppIR Notes 44 ...

Страница 45: ...This limited warranty is automatically void if the following occurs improper installation unauthorized modifications physical abuse or damage from severe weather beyond the manufacturer s control Manufacturer s responsibility is strictly limited to repair or replacement of defective components The shipping instructions will be issued to the buyer for defective components and shipping charges will ...

Страница 46: ...Yagi Dipole Vertical www steppir com ...

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