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Model S9v

     

 

 

31’ Mk II 

Multiband Vertical  Antenna

 

 

Installation Guide 

 

 

Summary of Contents for S9v 31' Mk II

Page 1: ...Model S9v 31 Mk II Multiband Vertical Antenna Installation Guide ...

Page 2: ...e Amateur Radio use from 40 through 6 meters Friction locking sections and high tech polymer tube rings allow the antenna to be quickly and safely deployed in practically any environment without tools Please read this guide in its entirety FIRST before installing your S9v The S9v is extremely easy to install and deploy but reading through this guide first will make it a painless and enjoyable expe...

Page 3: ...nna tuner consider our optional 40 meter monoband conversion kit please see our web site for details The monoband conversion kit is also useful to tune the S9v to a specific 40 meter frequency when you want to phase two S9v antennas together on 40 meters for 3 to 4 dB of directional gain over a dipole Antenna Tuner Internal rig tuners will easily tune the S9v anywhere on 40 meters But if you want ...

Page 4: ... simply wind 18 to 21 feet of your coax feed line evenly around a 4 inch round form such as a PVC pipe You can use zip lock cable ties to secure the windings and to maintain the coil form Additional information about constructing an inexpensive 1 1 choke balun using your coax feedline can be found on line at http www hamuniverse com balun html For multi band use a 4 1 unun from Balun Designs is re...

Page 5: ...alvanized pipe You can also use our optional Portable Mount for temporary installations Hardware stores such as Home DepotTM and LowesTM stock 1 1 4 galvanized pipe in their plumbing departments and this type of pipe is ideal for the ground mount Most hardware stores also have a pipe cutting machine and they will cut your pipe to 40 inches upon request The S9v base tube simply slips over the 1 1 4...

Page 6: ...eate a mount for the S9v on the mast simply install the optional S9v Pipe Mount Clamp 15 from the top of the mast The S9v will slip over the mast and rest on the flat portion of the clamp assembly In this elevated configuration the S9v functions as a ground plane GP antenna and four radials are required for each intended band of operation as discussed below Radials For optimum performance the S9v ...

Page 7: ...ate to connect and organize your radials The optional S9 Radial Plate or our PRO plate has 36 radial mounting holes and includes 20 sets of stainless steel hardware enough to connect 40 radials to the plate Additional detailed information on ground mounted radials can be found on page 24 S9 Radial Plate For elevated installations use four wavelength radials for each intended band of operation For ...

Page 8: ...______________________ ________________________________________________________________________ 8 S9v 31 MK II HARDWARE Hook Tool Used to Retrieve Antenna Wire One Spare Vinyl Cap for Antenna Tip Two Ring Terminal Connectors and Hardware for Coax Center and Shield Eight Polymer Tube Rings ...

Page 9: ... MK II Installation Guide _____________________________________________________________________________ ________________________________________________________________________ 9 INSTALLATION QUICK REFERENCE ...

Page 10: ..._______________________ 10 HOW TO INSTALL THE TUBE RINGS The polymer tube rings are not clamps they are stops and are used to keep the associated tube section from collapsing down into the tube immediately below it Slide a tube ring over the tube and use your thumb and index finger to loosely latch the ring about 15 to 20 inches above the adjoining lower tube ...

Page 11: ...st the top edge of the adjoining lower tube If the ring is not tight slide the ring back up the tube use your thumb and index finger to advance the latch ONE MORE CLICK Repeat the previous step and this step until the ring fits tightly against the top edge of the lower tube section as shown above Once a tube ring is properly latched there is no need to unlatch or change the ring latch setting simp...

Page 12: ...____________________________ ________________________________________________________________________ 12 HOW TO UNLATCH A TUBE RING Unlatching a tube ring is easy Use both hands Push forward on one tab while pulling back on the other tab to free the latching mechanism as shown below ...

Page 13: ...lines 1 5x the length of the antenna In fact an ideal installation site would be a least 46 away from any other large object such as a house or trees 2 Install the Mount The S9v requires a mount The elevated mount was discussed earlier For ground mount installations you will need a large hammer a spare piece of wood and a level IMPORTANT Place a piece of wood over the top of the pipe or Portable M...

Page 14: ...40 inch long pipe into the ground leaving 15 INCHES MAXIMUM above the ground If you have purchased the optional S9v Pipe Mount Clamp mount it on the pipe an inch or two above the ground If you are using the optional Portable Mount drive the stake into the ground until the bottom of the mount is flush with the ground 3 Install the Radial Plate After you have installed the pipe or Portable Mount ins...

Page 15: ...ine Don t pull unnecessarily on the wire the idea is to just un roll the wire to its full length Once the wire is completely unrolled pull small sections of the wire through your hands to straighten the wire NOTE The wire does NOT have to be perfectly straight so don t spend a lot of time trying to straighten the wire b Next remove the TOP rubber plug Do NOT remove the BOTTOM plastic end cap where...

Page 16: ...pick up the base tube and shake it slightly while pointing the top part of the tube downward d Gently pull the top thinnest section straight out of the base tube pull the section not the cap until it catches and pulls the next lower section out Gently twist the top section to lock it into the lower section Now pull the lower section straight out until the next section appears Repeat this until you...

Page 17: ...ther as shown below g Next slide the ring down the tube toward the lower larger tube section All tube diameters are tapered so the goal is to have the ring fit tightly against the top of the adjoining lower tube section You may have to slide the ring back up the tube where the diameter is smaller to advance the ring latch another click and then slide the ring back down the tube before you find the...

Page 18: ...xcept the top section should have the tube rings installed i Now let s retrieve the vertical element wire from the base tube Rotate the base tube until you see the wire exit hole j Use the supplied hook tool to grab the wire and pull a small U shaped portion of the wire through the exit hole as shown below Once you get a small U shaped portion of the wire out of the exit hole you can gently twist ...

Page 19: ...____________________________ ________________________________________________________________________ 19 1 Hold top part of wire firmly Do not pull on this part of the wire 2 Use your other hand to pull the loose end of the wire out of the base tube Top of Antenna Bottom of Antenna ...

Page 20: ...be The ring will protect the base tube bottom cap threads while the antenna is deployed and it also creates a drain path for any moisture that accumulates inside the fiberglass sections 5 Raise the S9v This is the fun part To raise the S9v simply grab the base tube with one hand and the next section with your other hand and raise the antenna Next center the antenna directly over the pipe or Portab...

Page 21: ...22 now a If you are using the S9v as a 40 meter monoband vertical position the 1 1 choke balun in line with your coax feedline outside of the radial field Then solder the two supplied ring terminal connectors to the antenna end of your coax feed line To prepare the coax remove about 3 inches of the coax outer jacket Leave the braid 3 inches long and trim back the center connection to around 1 1 2 ...

Page 22: ...ware connect the coax center connector to the S9v vertical element wire The bolt head should face the base tube as shown below Secure the coax center lead to the bottom of the base tube with electrical tape Next connect the coax shield to a convenient hole on the radial plate Now skip to step c on page 22 Connect coax center to S9v vertical element wire Connect coax shield to any convenient point ...

Page 23: ...round connector to the nearest hole on the radial plate Finally connect your coax feed line PL 259 male connector to the 4 1 unun or remote antenna tuner SO 239 female connector c You can use electrical tape or zip ties to secure the vertical element wire below the base tube exit hole If there is any slack in the vertical element wire it should to be left ABOVE the electrical tape or ties This way...

Page 24: ...00 ft rolls for around 35 S9 sells ring terminal connectors to facilitate connecting the radial wires to the radial plate Use lawn and garden fabric staples sold at Home DepotTM or LowesTM to secure the radials to your yard Install the first staple about 3 inches or so from the edge of the radial plate Grass will eventually grow over the radials and cover them In the meantime be sure to set your l...

Page 25: ...he antenna to the ground NOTE If the wind is strong it is easier to lower the antenna with the wind at your back If your S9v becomes damaged replacement fiberglass sections are available from S9 at reasonable cost DISASSEMBLING THE S9v To disassemble the S9v 1 Disconnect the vertical element wire from the coax center connection or unun 2 Carefully lift the antenna off of the ground mount and gentl...

Page 26: ... sections one by one by twisting and pushing them into the base tube NOTE Be sure to keep an eye on the vertical element wire to ensure that it does not get caught in any of the collapsing sections 10 When all of the sections are in the base tube push the rubber end cap into the top of the base tube 11 Use the provided VelcroTM strap to secure the vertical element wire to the base tube and you re ...

Page 27: ...____________________________________________________________ 27 SUPPORT If you have any questions or problems installing your S9v please contact us You can reach us via Email support ldgelectronics com Phone 410 586 2177 Web www ldgelectronics com Our mailing address is LDG Electronics 1445 Parran Road St Leonard MD 20685 ...

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