SteppIR Antennas
Contents
1. ccc VIT HANN 0011 VIN HdW 001 C VIH HANN 001 cY La HAN 001 CCC VIT HdWN 001 CCC AO EC wW 60 2401 MU LI Hol MU 61 AOC zU 060 3J L 6 MM 0 419 ule z yor zUI9 HS9 MM 0 dt 6 1 3J TIT qI 097 9 FS qI ZI SX 89 QI SI OM S ZC ML 3J 17 41 16 3J CZ qI IS 31 F ETI qI O 53 8 0 AI 89 S qI II OMEIA EENIA J9Ppv 2odiq Ist lodiq SABAN ZIL IGEA YSU NI Mews III 11019 WOp IGEA JU p ju unr i c ISA juw Z ANSUON ajodiq suonuo rr ds poyucyeg BIEN lodidqd I IYSIOM Thank you for choosing SteppiR k ga j ht gt i 4 G Ng Li b Bae 40m 30m Dipole Option Antenna Sys www steppir com Yagi Dipole Vertical2. The reinforcing rings sections on the first two pole sections provide extra strength in potential high wind conditions Figure 31 page 16 The green fiberglass poles are all assembled in the same manner and when extended keep the copper beryllium tape safe from the weather The copper beryllium tape is shipped retracted inside their respective element housing units EHU s 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 possible Each segment is tapered and should lock securely in place when fully extended Pole lengths may vary but when they are fully extended each pole must be at least 17 feet 8 inches in length as measured from the butt end of each pole to the tip Figure 28 Verify the length for each pole before installation or wrapping the joints If a pole comes up a little short 1 2 to 1 try collapsing the pole and starting over Aggressively jerk each section out instead of twisting The pole cannot be damaged and you may gain a minimum of 1 2 or more If you have trouble collapsing the pole try carefully striking one end on a piece of wood or other similar surface placed on the ground SteppIR Antennas 3 Element At the factory we quality check the poles to verify that they meet minimum length by holding the butt large end and whipping it as if casting a fishing
3. a balanced weight load the center of the mast plate should be reasonably close to the center balance point of the boom anggar SS pesi l n ra E CT KA Bolt Head lm Center point of balance ci Lee ui J Determining the direction of the Antenna The SteppIR Yagi has three directions in which it can be used Normal 180 degree and Bi Directional This can make it complicated to describe the actual aiming direction of the antenna When the antenna is installed on its mast the passive element should be facing the direction the rotator indicates In the Normal mode the forward or aiming element is a director and the element behind the driven is a reflector While in the normal direction the director is the element that is closest to the driven element 89 50 between the two In the 180 degree mode we swap the reflector and director positions by changing their respective lengths creating a new antenna based on the new element spacing In the Bi Directional mode the antenna is directing RF in both directions SteppIR Antennas 3 Element Attaching the Element Housing Unit EHU to the Element Bracket Follow the instructions that came with the EHU for installing the gasket and cover on each of the EHU s using the supplied screws and nuts These EHU s will need four 4 10 32 x 3 4 B screws and four 4 10 32 SS Nylok nuts for installing the gasket and cov
4. from ever coming off e Firmly tighten both stainless steel hose clamps one over the telescoping fiberglass pole and the other over the EST Then test the connection by pulling and twisting it There should be no slippage at the joints NOTE You should re tighten each clamp a second time at least 30 minutes after the first time you tightened them before raising the antenna to the tower to be sure that there has been no cold flowing of the PVC material on the rubber boot A pt K amp r J AA sn Figure 33 4 i Figure 35 Figure 3 TE WANG 6 J t k MOL ha SteppIR Antennas 3 Element 6 Meter Passive Element Optional Each 6 meter passive element comes in 3 pieces the main body with a 1 2 x 58 element section attached to it and two 2 3 8 element sections Figure 37 The overall length of the element is approximately 112 when assembled Use a small amount of the included connector protector solution when connecting the two sections of tubing Slide in the short ends of the 3 8 tubing the end that has the least amount of distance from the edge of the tubing to the drilled hole and align the holes Install the 6 32 x 3 4 machine screws and Nylok nuts and tighten securely The 6 meter aluminum element mounts between the driven element and the director the elements that are approximately 89 apart The center of the 6m element should be 31 from the center of the driven element
5. housing to the boom and if there is any moisture present it will drain down and not get inside the EHU I Figure 16 i Figure 14 L Fisure15 me Made In tha USA ec eth pert 15 Made in the U S A Data In j mr t this devia fr stor E int in alul in j r n lalla wal mal uso harmku ia 5 i rmlul inte Da Sl sa On OH t T panas T Armia A p NA A Q al ower General Freq ji OWE I A 1 i F mi Ca H Antenna Connection Ho AE Antenna Connection SA Data Out x ce s 2 amg at 24 VDC Data In Ppp bo Dir Power 40m 10m 30m 20m i7m 15m 12m 6m GND La StappiR Arianna Balewa WA 425 251 1999 SieppiR Anierinas Bellevue WA 425 3231 1990 SteppIR Antennas 3 Element To Antenna Figure 19 TERMINAL BLOCK 1 Black Brown Red Orange Yellow Green Blue Violet Gre White To Controller Pink Creme Male 25 Pin D sub NO TEGO WY ON Cn BR Go Rho Drain Wires from Shield drain wire Each Element TERMINAL BLOCK 2 12 Conductor Cable 3 Element to Controller Warning Look carefully at the order of the elements on the terminal block Make sure that all wires are connected to the terminal block properly and securely Make sure that there are not any exposed wires REFLECTOR ii When the connections have been secured position the cables so they are parallel with the 12 position terminal strip Figure 21 The 12 conductor
6. pole but with considerable force This procedure can produce a significant difference in the extended length of some poles DO BE CAREFUL Warning Make sure to remove the black rubber plug from the base section of each of the telescoping poles This is a shipping plug and will seriously damage the copper beryllium tape and drive mechanisms if not removed Check all six sections of each pole for packing popcorn or any other foreign object that could interfere with the copper tape movement There are foam plugs glued in the small end of each of the dark green telescoping poles These plugs allow the poles to breathe and prevent the buildup of condensation inside Do NOT remove block cover plug cap or in any way inhibit air flow through this foam Pug filter ai ra Wa gs Ly s a 4 a 4 ta Z The telescoping poles will not all be the same length This is not New a problem as long as they are a minimum of 17 8 They are interchangeable and can be used in any normal element position Next wrap each joint on the fiberglass poles with the all weather Original electrical tape Figure 29 Each joint should have at least the full width of the tape on both sides of the joint Use common sense on the amount of tape or you will not have enough of the silicone tape that is used later to cover the electrical tape Figure 31 Exception On joints with metal reinforcing rings Figure 31 the ta
7. see Figure 7 page 9 Fasten securely to the boom using the 1 3 4 SS U bolt saddle and hardware Make certain that you have the 6 meter passive element level with the other elements Warning When attaching the 6m passive to the boom be careful not to trap the element control cable under the U bolts Note You will need to enable the 6 meter passive in the controller Reference the Operators manual under General Frequency Mode Options Menu 6 meter Passive Selection When you are using the 6 meter band keep the antenna in the forward direction and rotate accordingly Optimum performance will be from 50 000 MHz to 50 500 MHz The 180 degree mode 1s exactly the same as the forward mode since we have no choice when the aluminum passives are used However the Bi Directional mode works to the same degree by directly reducing the front to back ratio SteppIR Antennas 3 Element SteppIR Options 40m 30m Dipole loop sv Cable Transceiver Interface Cable Rig Specific Transceiver Interface SteppIR Antennas 3 Element 21 6m Passive Element Kit Voltage Suppressor amp RF Bypass Unit 12 Conductor Element Expansion Kit 3 Element to 4 Element SteppIR Antennas 3 Element Antenna ystems www steppir com Limited Warranty These products have a limited warranty against manufacturer s defects i
8. thermo plastics high conductivity copper beryllium and extremely reliable stepper motors has allowed the SteppIR to be a commercially feasible product The current and future SteppIR products should produce the most potent single tower antenna systems ever seen in Amateur Radio We thank you for using our SteppIR antenna for your ham radio endeavors Warm Regards Mike Word Michael Mike Mertel K7IR President SteppIR Antennas 3 Element Table of Contents Parts Abbreviations 4 7 8 List of Figures Assembling the Boom Element Spacing and Position Drawing 9 1 14 Control Cable Connection Drawing 3 Attaching the Wiring Enclosure to the Boom or Mast Preparing and Attaching Telescoping Fiberglass Poles 15 18 6 Meter Passive Element Installation Optional 19 SteppIR Options 20 21 SteppIR Warranty 22 SteppIR Antennas 3 Element 4 Abbreviations EST Element Support Tube EHU Element Housing Unit FTP Fiberglass Telescoping Poles QDB Quick Disconnect Boots EST FTP SteppIR Antenna Information Web Sites as of 4 09 07 http steppir com http groups yahoo com group steppir SteppIR Antennas 3 Element SteppIR Design Currently most multi band antennas use traps log cells or interlaced elements as a means to cover several frequency bands Yagi antennas must be made a specific length to operate optimally on a given frequency All of these methods have one thing in common they s
9. Antenna Systems Yagi Dipole LM Patent 6 677 914 3 Element Yagi Instruction Manual Antarctica at 75 mph 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 e dv SteppIR Antennas 3 Element SteppIR Why Compromise The SteppIR antenna was originally conceived to solve the problem of covering the six ham bands 20m 17m 15m 12m 10m and 6m on one tower without the performance sacrifices caused by interaction between all of the required antennas Yagi s are available that cover 20 meters through 10 meters by using interlaced elements traps or log periodic techniques but do so at the expense of significant performance reduction in gain and front to back ratios Now with the addition of the WARC bands on 17m and 12m the use of interlaced elements and traps has clearly been an exercise in diminishing returns Obviously an antenna that is precisely adjustable in length while in the air would solve the fre quency problem and in addition would have vastly improved performance over existing fixed length yagis The ability to tune the antenna to a specific frequency without regard for band width results in excellent gain and front to back at every frequency The StepplR design was made possible by the convergence of determination and high tech materials The availability of new lightweight glass fiber composites Teflon blended
10. Electrical Tape 3 4 x 66 Roll Merco 09 0003 Silicone Tape 20 Roll ilicone Tape 10 Roll 3 4 U Bolt amp Saddle U Bolt amp Saddle 4 Long Reach 4 20 x 2 3 4 SS Bolt 4 20 SS Nylok Nut 60 0046 5 16 18 SS Nylok Nut 5 1 4 SS Flat Washer 60 0061 f 10 32 x 7 8 SS Panhead Screw 10 32 x 3 4 SS Panhead Screw 10 SS Washer 38 60 0019 10 32 SS Nylok Nuts Optional Hardware for 6 Meter Passive Element 60 0003 1 3 4 U Bolt amp Saddle 60 0014 6 32 Nut Nylok 60 0011 6 32 x 3 4 Pan 10 1029 01 Connector Protector Blue Packet BAG ina pd ON N se ON Optional BP DI s n di SteppIR Antennas 3 Element LIST OF FIGURES ee AB pic lR Aligning boom section r q j S Fitting boom section 5 8 Tightening boom section 6 J 8 o o Connector protector 7 9 ae Yagi spacing and installation layout 8 J Jj Mast plate pre drilled holes 9 C Connecting the mast plate 14 Controller front N N ina N Controller back without transceiver interface ON N Controller back transceiver Interface EHU 4 conductor cable amp strain relief fitting 1 and 12 position terminal strips 2 GO N NO LAA Terminal strip wiring diagram Completed terminal strip wiring Ov Positioning cables for terminal enclosure U Terminal enclo
11. ave been sanded while others were not The colors at the ends will be either natural or black The difference in colors has no affect on performance Do not be concerned if they vary slightly in tightness when being installed on the EHU s This is normal All poles are tested at the factory prior to shipping In the event the pole won t fit 1t is okay to sand it The EST s on the EHU s have aluminum reinforcing rings attached to provide extra strength in high wind conditions The current production of antennas have the narrower aluminum ring as shown in Figure 33 Locate the six quick disconnect boots and repeat the following procedure for each of the six fiberglass telescoping poles e Place the narrow end of a quick disconnect boot onto the butt end of a telescoping pole Slide it in about 6 onto the EST Figure 34 e Insert the butt end of that telescoping pole into one of the EST s on an EHU as shown in Figure 35 It is very important to ensure that the butt end of the telescoping pole firmly bottoms out inside the EST Make sure the telescoping pole is seated all the way into the EST Then push the rubber boot down onto the fiberglass EST until the hose clamp is past the aluminum ring and will clamp down onto the fiberglass EST The correct mounting position of the quick disconnect boot is shown in Figure 36 This ensures that the hose clamp can grip onto both the fiberglass and the ring so that it will prevent the rubber boot
12. cable will be at one side and there will be three 3 sets of 4 conductor cables at the other Slide the cables and terminal strips into the provided terminal enclosure tube Figure 22 Position the cutout in the threaded cap over the cables and screw the enclosure onto the cap 911 Figure 22 SteppIR Antennas 3 Element Attach the Wiring Enclosure to the Boom or Mast Position the terminal enclosure in a convenient position on the boom or mast making sure that the cut out in the cap is facing downward Figure 23 Do not seal the enclosure so that in the event there is water accumulation inside from condensation it will be able to escape Fasten the enclosure to the boom using the screw clamp taking care to not trap the cables in between Secure the cables to the boom every foot or so The terminal housing mounting location is not critical It can be mounted on the boom horizontally or vertically on the mast whatever works the best for your installation Tape the control cable to the boom approximately 8 from the coax connection Figure 24 Tape the coax and the control cable together and run them down the tower to the controller and radio Note Be careful NOT to tape the cables over a sharp edge unless you provide extra protection to prevent cutting through the sheath and shorting the wires Figure 23 F L 4 la Warning We strongly recommend that you perform the Test Motor procedure at this point to
13. ch other This is as designed and not a mistake Pre drilled holes are quite snug to align almost perfectly In some cases you may find it necessary to assist the bolts with a tap of a hammer or the preferred method which is to thread them in by turning with a wrench 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 Each piece of the boom has a number permanently written scribed or stamped on it Figure 2 Match each number with the exact number of a corresponding boom piece Figure 7 on page 9 shows how each boom section is numbered Connect the boom by sliding the respective sections together and align the pre drilled holes Figure 3 amp 4 It is advisable to apply a very thin film of connector protector Figure 6 or spray a small amount of WD 40 on the male sleeve before sliding the female section onto it Do not twist the aluminum excessively as this can cause binding Note Put a small amount of connector protector or anti seize grease on all bolts 1 4 or larger especially on the U bolts it greatly increases their gripping power EN Anti seize grease molybdenum based is available at most auto part stores DO Sf NOT get any connector protector on any of the plastic parts poy ee ZZ CONNECTOR in PROTECTOR Note The boom bolts need to have a total of five 5 flat washers on each bolt to fin prevent the nut from bot
14. ement and the driven element will have the EST offset tube lined up so that the short side and long side of each EST are facing in the same directions The director element EST configuration will be the opposite This 1s normal K ff Figure 12 ste T Tadi a 5 kan F SteppIR Antennas 3 Element Control Cable Wiring Instructions WARNING The controller has voltage present on the control cable wires even when the power button has been pushed to Off Unplug the power supply and disconnect the 25 in D sub connector before making any connections or cutting or splicing the cable wires If the controller has power and the control cable wires short out this will damage the driver chips inside the controller Note If you have more than 200 of control cable you must use our optional 33 VDC power supply This will then allow up to 500 of control cable without any problems Be sure to connect the controller case to your station ground using the 8 32 lug on the back of the controller This is important for RFI immunity as well as lightning protection Figures 14 16 show the front and rear of the controllers If you are in a high lightning area take the appropriate precautions as the controller can be damaged by lightning It is beyond the scope of this manual to cover all of the complexities of lightning protection see some of the ARRL publications that address this The surest protect
15. er Place the flat side of the of the element housing unit EHU on top of the element boom brackets Figure 11 so the top of the EHU 1s facing up as illustrated in Figure 24 page 14 Note If the mounting holes for the EHU do not line up with the holes in the element bracket it may be necessary to loosen the two horizontal bolts that hold the element bracket to the boom After mounting the EHU to the element bracket be sure to re tighten the two horizontal bolts The EHU s without the coax connector are the director and reflector they are identical and inter changeable The EHU with the coax connector 1s the driven element there 1s a balun on the inside of this housing The reflector and director should be positioned so the actual fiberglass pole 1s furthest away from the driven EHU Figure 12 amp 24 page 14 The driven element should be positioned so that the fiberglass pole is closest to the mast plate Figure 13 amp 24 page 14 Fasten each element housing to the element bracket using the eight 8 10 32 x 7 8 screws flat washers and Nylok nuts The flat washer needs to be placed between the screw head and the plastic element housing Tighten securely but not too tight if you over tighten the nut you may split the plastic flange on the EHU The olive green element support tube EST Figure 11 on each EHU will appear uneven in length it is actually centered on the inside of the antenna housing Note The reflector el
16. ignificantly compromise performance The SteppIR antenna system is our answer to the problem So instead of trying to trick the antenna into thinking it is a different length or simply adding more elements that may destructively interact why not just change the antenna length Optimal performance is then possible on all frequencies with a lightweight compact antenna Also since the SteppIR can control the element lengths a long boom is not needed to achieve near optimum gain and front to back ratios on 20 10 meters Each antenna element consists of two spools of flat copper beryllium tape conductor 54 wide x 008 thick mounted in the EHU The copper beryllium tape is perforated to allow a stepper motor to drive the tape simultaneously with sprockets Stepper motors are well known for their ability to index very accurately thus giving precise control of each element length In addition the motors are brushless and provide extremely long service life Copper Beryllium Tape The copper beryllium tape is driven out into the hollow fiberglass telescoping poles see below forming an element of any desired length up to the limit of each specific antenna model a vertical uses only one pole The fiberglass telescoping poles are lightweight and very durable When fully collapsed each one measures approximately 58 in length Depending on the model there may be additional extensions added to increase the overall element leng
17. ion 1s to disconnect the power supply first and then the 25 pin D sub connector then move them well away from the controller Each EHU will have a 9 2 length of 4 conductor cable attached to it using a waterproof strain relief fitting Figure 17 Mark each cable coming from the appropriate EHU this will assist you in properly identifying the control cable with each EHU i e Director Reflector Driven There will be a 12 position terminal strip included with the antenna and a single position terminal strip for the ground connections as shown in Figure 18 First dip each bare wire into the provided blue connector protector pouch Figure 6 page 8 Connect each wire of the 4 conductor cable to its respective location on the 12 position terminal strip Figure 19 amp Figure 20 page 13 Repeat this on the opposite side of the terminal strip for the 12 conductor cable as well Each cable all three sets of the 4 conductor cables and the 12 conductor cable will have a silver ground wire Connect all three EHU ground wires to one side of the single terminal strip and the 12 conductor cable ground wire to the other side Figure 19 amp Figure 20 page 13 Protect the wire that is coming from the each of the EHU s This is important Our recommendation is to tape the wires to the side of the boom and about every 1 feet to 2 ft along the boom It is also recommended to leave a little slack in the wire so that the wire is coming down from the
18. m the brackets or EHU s SteppIR Antennas 3 Element Connecting the Boom to the Mounting Plate The mast plate has a total of eight 8 pre drilled holes Figure 8 Four 4 are used for the 2 stainless steel mast clamps and four 4 more are used for the 1 3 4 stainless steel boom clamps Note If you are installing a 40m 30m Dipole kit reference the 40m 30m instruction manual for proper mast plate placement If you are going to use a temporary mast during assembly connect the mast plate to the mast using the included 2 stainless steel U Bolts with saddles and Nylok nuts as shown in Figure 9 Tighten securely When you are ready to mount to the mast use the included 2 stainless steel U Bolts with saddles and Nylok nuts as shown in Figure 9 Note If you are doing this on the tower it is advisable to test each U bolt for a proper fit and bend if necessary to ensure ease of assembly on the tower Connect the boom to the mounting plate on the opposite side of the mast Figure 9 using the 1 3 4 U bolts saddles and nuts Align the boom so that the element brackets are level and facing up then tighten securely The center balance point of the boom 1s at splice 2 as shown in Figure 10 There will be a bolt on each side of the splice make sure that the nut end of the horizontal bolt is facing away from the mast plate Figure 10 Otherwise you will not be able to secure the boom snugly to the boom clamps To ensure
19. n materials or construction for two 2 years from date of sale Do not modify this product or change physical construction without the written permission of SteppIR Antennas Inc 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 be paid for by the buyer to the manufacturer The manufacturer assumes no further liability wog WOH UO o odrp se suonounj Ju ur USALIP ue pogueyoun SI Wo ur0Z s lejop 10 JenugU A QuIOSSE u9J9Joq 9 UO SOUBULIO JJOd ISRA 1509 BINA JE poppe oq URI aFEISA0I WOE WOH 6 uow OY JOJ TY A LI dn ZHW 8 9 Wo spe m 000 euugue ojqeordde ay oJ ppe sonjeA f 103 Supeo Sursn ZHW 8 9 ZHIN SE UO SHEM OOST 8 WI9 q 9 o poppe oq Aew too wog peuondo uy posueyoun snipes sumum I 9 A E 1 WOE WOH SuIppy poppe SI too 009 peuondo y 10 9Npuoo TI 7 pogueyoun snipes Suun q 2 A E WY WOE IOT SUIPpy QUI poof owes 7 007 Shipes Surum q 7 OU WY WOE Wp SuIppy oy SUISN ut0 WYP UO aqeIodo o Aquo uow USATIP oY smoje uondo Sul Y S 6I Snipes Zuun ajodiq SABAN 7 1 Suoje pueis S ISe A Juoum p 2 E 7 0 apei dn Jeuond
20. nly bonds to itself Be sure to remove all the connector protector residue from your hands before handling the silicone tape as that residue will cause the silicone wrap to not to adhere to itself in places Take care to keep the silicone wrap free of dirt or debris Also this tape must be cut Do not tear it Wash your hands before completing the 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 silicone tape to the left using half overlap wraps extending about 1 2 beyond the black electrical tape When you reach the end wrap one layer completely around the pole so the tape fully overlaps itself just as you did at the beginning of the wrap If you are stretching the tape correctly you will get about two layers of tape at each joint As before carefully stretch and lay the tape down as smooth as possible The final joint should look like Figure 30 IMPORTANT After the silicone tape has been applied be sure to rub each wrap with your hand several times to ensure that it is flat and has adhered to itself SteppIR Antennas 3 Element Attach the Fiberglass Telescoping Poles to the Element Housing Units KHU s The butt ends of the telescoping fiberglass poles may vary slightly in outside diameter Some of them may h
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22. pe must go further so it extends a minimum of 3 4 beyond the metal ring and onto the fiberglass pole Apply one complete wrap of electrical tape around the fiberglass pole as you begin and then work your way across the joint and back using half overlap wraps so that the entire area is seamlessly covered Carefully stretch and smooth the tape with your fingers as you apply it especially when you change directions this will help avoid ripples and have the tape lie as smoothly as possible When you are at the end of the run cut the tape with a knife or scissors and press the end onto the pole Then run your hand over the tape a couple of times to firm up the bonding SteppIR Antennas 3 Element Figure 32 Recommended Lengths for Silicone Tape A 18 in 46cm Po B 16 in 41 cm A B C C 11 in 28 cm Next weatherproof and UV protect each joint with the black self curing silicone tape Figure 27 page 15 It is important that you pre cut the silicone tape to the recommended lengths If you do so you will have more than enough for each joint Refer to Figure 32 for proper lengths for each joint In the event you require more silicone tape you can order more from SteppIR Sometimes it can be found at a hardware store or a marine supply store IMPORTANT Per the manufacturer s specifications unused silicone tape has a shelf life of 12 months Store in a cool dry environment Silicone tape will not stick to just any surface It o
23. sure tube and end cap UI pd DS Mounting the terminal enclosure tube U uggested coax routing drawing uick disconnect boots ON ina 5 Merco Electrical tape 3 N NO 0 and 10 silicone tape OO N easuring the telescoping fiberglass poles D ON a Taping telescoping pole joints with electrical tape Od ON Taping telescoping pole joints with silicone tape Lo ON Side by side of new and original poles LAA Recommended lengths for silicone tape DI U 8 8 8 EHU aluminum reinforcing rings DI Installing quick disconnect boots to poles LAA N Inserting telescoping poles onto EST UJI ON Co orrect positioning of quick disconnect boots UI NINININININININININI l N Ln N m N N D ON Meter passive element SteppIR Antennas 3 Element Assembling the Boom The 3 element SteppIR Yagi boom consists of four 4 sections shown in Figure 1 The element mounting brackets are pre installed at the factory We double check the fasteners for the proper tightness before shipping but it is always a good idea to check them yourself before installing the antenna The boom is completely assembled and drilled at the factory to assure precision element alignment You may notice in some cases that on a given splice Figure 2 the holes on each side of the splice are at 90 degrees to ea
24. th The ability to completely retract the copper beryllium antenna elements coupled with the collapsible fiberglass poles makes the entire system easy to disassemble and transport The antenna is connected to a micro processor based controller via 22 gauge conductor cable that offers numerous functions including dedicated buttons for each ham band and continuous frequency selection from 80m to 6m depending on the model There are also 17 ham and 6 non ham band memories You can select a 180 direction reversal or a bi directional mode and it will adjust in about 3 seconds Yagi only Boom Fiberglass telescoping poles Copper Beryllium Tape Stepper Drive Motor Element Housing Unit EHU SteppIR Antennas 3 Element 6 PACKING LIST DESCRIPTION ITEM QTY PART BOX Instruction Manual Operators Manual Controller Power Suppl Fr i Driven Element Housing EHU Passive Element Housing EHU Mast Plate Boom 4 sections 10 1013 01 Fiberglass Telescoping Pole 18 Foot 4 Segment 60 1006 01 Quick Disconnect Boot 1 5 to 1 25 Fernco ed Control Cable 12 conductor Connector Kit 10 1102 21 1 2 x 7 PVC Tube Terminal Enclosure 60 1009 01 BS Plug End Cap for Terminal Enclosure p lt 60 6000 35 Hose Clamp 20 6020 12 12 Position Terminal Strip 20 6020 01 1 Position Terminal Strip 10 1029 01 Connector Protector Blue Packet Hardware 2
25. toming out at the end of the threads before it is too tight The washers can be placed anywhere but the recommendation is to put three 3 on the head side and two 2 on the nut side Insert the included bolts into the pre drilled holes adding the washers and tightening the f3 Nylok nuts securely Figure 5 Insert the bolt through the boom orienting the head of WW the bolt on the bottom side of the boom so that when the boom is mounted to the mast the bolt head will be facing the ground This will ensure that if the nut ever loosens the bolt will not fall out See Figure 10 on page 10 for bolt head location Note Make sure the boom bolts for the center splice 2 are installed as shown in Figure 10 on page 10 If you install them the opposite way the bolt will interfere with the mast plate Figure 1 J p w k t L A Bac V R LUA nf wi Figure 2 e i K pang E Figure 5 Lin SteppIR Antennas 3 Element 9 3 Element Yagi Spacing Figure 7 and Installation Layout not to scale Boom Mast Plate Optional 6m Passive 112 in Long Mast 40m 30m Return ounting Bracket 2 2 3 3 Splice Splice Splice Center point of balance between the 2 2 splice 31 in from center of driven element to center of 6m passive element 89 5 in 102 5 in Director Driven Reflector Note Element spacing is measured from element center line to element center line in all cases not fro
26. verify the wiring is correct and the elements are in the right location refer to the Operators Manual page 9 If you are not going to connect the control cable and test it on the ground make sure the element control cables are positively identified and well marked If you get the elements mixed up on the terminal block you will get very confusing results such as high SWR low performance etc Mark them before you tape them along the boom it is very easy to get two parallel wires mixed up Now when you are on the tower it will be easy to positively identify each element control cable Tape to boom approximately Figure 24 8 from coax connection Rotor Loop Control cable and coax taped together Suggested Coax Routing SteppIR Antennas 3 Element Preparing the Telescoping Poles Note If you have ordered the optional 40m 30m Dipole Kit refer to the section on preparing the telescoping poles in the 40m 30m manual The 4 special poles for this option have some differences from the standard poles Figure 25 Locate Six quick disconnect boots rubber Figure 25 Roll s of black electrical tape Figure 26 Roll s of black silicone self curing tape Figure 27 Six dark green fiberglass telescoping poles Figure 28 Your tape measure Scissors The quantity of tape provided will depend on the number of elements Normal W Optional 40 30 Dipole 3 Element 6 poles 4 Normal amp 4 Special 8 total Note
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