Hy-Gain MK2 Instruction Manual Download Page 1 | Manualshive

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Broadband

Model TH-5MM

Instruction

Manual

Hy-gain

308 Industrial Park Road

Starkville, MS 39759 USA PH: 662-323-9538

FAX: 662-323-6551

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Summary of Contents for MK2

Page 1: ...Broadband Model TH 5MM Instruction Manual Hy gain 308 Industrial Park Road Starkville MS 39759 USA PH 662 323 9538 FAX 662 323 6551 ...

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Page 3: ...g Clamps 7 Element Assembly 9 Front Driven Element 9 Rear Driven Element 9 10 Meter Reflector Element 10 15 20 Meter Reflector Element 10 10 15 20 Meter Director Element 12 CHAPTER 4 Installation 19 Installation On a Crank Up Tower 19 Attaching the Antenna to the Mast 19 Other Types of Towers 19 Lightning Protection 20 Attachment of Feedline 20 VSWR Curves 20 CHAPTER 5 Operation 23 CHAPTER 6 CHAPT...

Page 4: ...t 4 Tubing Clamps 5 Trap Detail 1 Detail A Detail Measuring Point Trap 1 6 Element Assembly and Antenna Dimensions 1 7 Rope Dampener 1 8 Overall View of Beta Match and Phasing Tubes 9 Beta Match Assembly 1 10 Pigtail to Rear Driven Element 1 11 Pigtail to Balun Connection and Front Driven Element 1 ...

Page 5: ...igned to fit masts from 1 9 to 2 5 in diameter and can be rotated with Hy Gain s CD 4511 Ham IV or T2X ri I Frequencies of Operation 20m Under 2 1 VSWR MHz 14 0 15m 10m 21 0 21 45 28 0 29 4 Under 1 5 1 VSWR MHz 14 09 14 32 21 11 21 45 28 25 Front to Back Ratio dB 19 5 22 5 19 5 Average 1 2 Power Beamwidth deg 67 66 66 Maximum Gain dBi 7 8 8 0 9 0 Maximum Power Maximum Legal Lightning Protection DC...

Page 6: ...ed Area elements 10 1 sq ft 94 sq m boom 3 2 sq ft 30 sq m Effective moment is defined as the product of the antenna weight and turning radius Projected Area is the actual flat projected area of either the elements or boom highest value without any shape factor included This area may be used with EIA TIA 222 D and later versions and with the UBC formulas to determine tower and mast loading On HF b...

Page 7: ...nch When unpacking your antenna check inside of all tubing for parts traps smaller tubing etc To conserve space these smaller articles are sometimes put inside larger pieces Check all parts against the Parts List to make sure no parts are missing The hardware supplied with this antenna is bagged by thread size for your convenience All tubing supplied with the TH5 MK2 telescopes together Make all m...

Page 8: ...the two boom ends using the 5 16 18 x 2 314 bolts lockwashers and nuts Tighten these six 6 bolts securely The use of heavy motor oil on stainless steel threads will prevent galling of threads Assemble the two cast aluminum brackets Item No 59 on the mast at the desired height above your tower Secure the two brackets together using the two 2 5 16 18 x 4 bolts lockwashers and nuts You may wish to dr...

Page 9: ...ts at this time 10 Meter Reflector Select a pair of the smallest element to boom brackets Item No 60 These are marked with a number 4 Assemble these brackets on the boom 531 4 inches to the right of the rear driven element brackets Refer to Figures 3 and 6 DO NOT tighten at this time 10 15 20 Director and 15 20 Reflector Select two sets of medium sized element to boom brackets Item No 61 and loose...

Page 10: ...2 Bracket Element to Boom 2 9 3 1 Figure 3 Element to Boom Bracket Select the proper size tubing clamp as shown in the chart When installing the clamps place the clamp near the tube end with the top of the clamp over the slot in the tube as shown in Figure 4 After adjustment of the tubing lengths tighten the clamp with a 5 16 inch nut driver socket or open end wrench until the tubing will not twis...

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Page 12: ... holes and tubing slots will be facing the ground Select the FDE 1 section 1 x 48 and a driven element insulator see Figure 3 Slip the DE insulator on the unslotted end of the FDE 1 then slip the insulated end of the FDE 1 into the bracket which is 35 inches to the left of the mast bracket Tighten the eight 8 screws to hold the element in place Install a 16 tubing clamp on the slotted end of the F...

Page 13: ...ip the unswaged end of the R2 Reflector Element 1 completely into the bracket Item 60 assembled on the boom 53 1 4 inches to the right of the Rear Driven Element Tighten the eight 8 Assemble the remainder of the 10 meter reflector as shown in Figure 6 using 6 tubing clamps Tighten all element tubing clamps with the slots facing the ground and recheck all dimensions DO NOT OVERTIGHTEN 15 20 Meter S...

Page 14: ... Trap 6 R2 3 RDE 4 176216 7 6 x 32 14 10 Meter Trap 878749 10 Meter Trap 7 RDE 1 FDE 1 D 1 190900 1 x 48 15 15 Meter DE Trap 878637 15 Meter DE Trap 8 RDE 2 190311 1 6 x 36 Figure 6 Element Assembly and Antenna Dimensions Assemble the remainder of the 15 20 meter reflector as shown in Figure 6 using 16 10 and 6 tubing clamps Use trap Part Number 878694 and install with the drain holes facing the g...

Page 15: ...hten all anchor bolts see Figure 3 You may wish to temporarily assemble the entire boom to mast assembly with a short length of mast material to ensure that all elements are assembled perpendicular at 90 to the mast Select the dampener rope and cut it into two equal lengths of six feet each Slip a rope into the end of each 10 meter reflector element With about a 112 of rope extending from the elem...

Page 16: ... lockwashers and square nuts DO NOT tighten completely at this time See Figure 9 Select the remaining two 2 phasing tubes two 2 beta support clamps two 2 beta support insulators two 2 beta top insulators and associated hardware as shown in Figure 9 Assemble the front pair of phasing tubes to the boom as shown in Figure 9 Rotate thetubes so that the drilled holes are away from the boom Slide the as...

Page 17: ...ta top insulators and associated hardware and clamps as shown in Figure 11 and Details A and B Assemble the beta match tubes and shorting clamp assembly as shown in Figure 11 and Details A and B The shorting clamp should be flush with the ends of the beta match tubes The opposite ends of the beta tubes should be approximately 2 inches from the center of the Front Driven Element bracket The final d...

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Page 20: ...ardware as shown in Figure 11 Expand the 11 4 clamps slightly and slip onto the 11 4 tubing near the Front Driven Element insulators Position the tubing clamps flush with the insulators and secure to the tubing using 4 20 x 1 4 bolts lockwashers and nuts Slip one end of a pigtail assembly over each 1 4 bolt and secure using another lockwasher and nut Route the pigtail up and over to the feed strap...

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Page 22: ...nsions shown in Figure 6 Check both sides of each element Ensure that the trap caps are firmly seated 4 Check the tightness of each element tubing clamp You should not be able to turn an element that is securely clamped with a larger 5 Securely tighten all bolts used in the element to boom brackets 6 Securely tighten all bolts used in the phasing tube and beta tube as semblies 7 Ensure that all tr...

Page 23: ...ay be loosely looped over the boom ends and used by the ground crew to guide the antenna away from the tower and ladder Each guide rope s two loose ends should be held by the ground crew so that the guide rope can be retrieved Attaching the Antenna to the Mast When the antenna reaches the mast bracket the two 2 5 bolts should be inserted through the top two holes in the mast bracket and secured us...

Page 24: ...d mast to ensure good strain relief For protection against lightning it is highly recommended that you use a Hy Gain Model LA 1 Lightning Arrestor The Model LA 1 is available at your Hy Gain dealer The LA 1 should be installed near your ground rod and connected to the ground rod with 6 or 8 copper wire Remember that lightning will take the most direct path to ground VSWR Curves These VSWR Curves a...

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Page 26: ... on page 31 of this manual Check the VSWR periodically to ensure proper operation The front to back ratio may be checked by using a steady carrier transmitted by a local station at least a h mile away The receiver AGC should be turned off when measuring The front to back ratio may be affected by the proximity of metallic structures or guy wires less than 10 feet below the antenna This completes yo...

Page 27: ...se to antenna Metallic structures or wiring too close to antenna Intermitte nt high VSWR not dependent on weather Loose connection on feed system matching or power level or direction of beam or band system or transmission line selection High VSWR after a rainshower or with high Trap s installed with drain holes up instead of down humidity Tubing installed with slots up instead of down Water inside...

Page 28: ...dering replacement parts contact the Hy Gain Customer Service Department Hy Gain You should fully research your problem by going 308 Industrial Park Road through the Troubleshoting Guides in Chapter 6 Starkville Mississippi 39759 before you contact the Customer Service You should retain your sales receipt or other proof of purchase for antennas that are still under warranty 27 28 ...

Page 29: ... 17 500392 Bolt 5 16 18 x 3 hex head stainless steel 2 18 506968 Bolt 5 16 18 x 2 3 4 hex head 2 19 555747 Nut hex 5 16 18 9 20 564792 Lockwasher split 5 16 13 21 500157 Bolt 10 24 x 2 hex head 12 22 500160 Bolt 10 24 x 5 8 hex head 6 23 5142400 Bolt 5 16 18 x 4 hex head 1 24 540087 U Bolt 10 24 x 2 1 2 x 2 3 4 stainless Steel 1 25 554071 Nut 10 24 hex 24 26 Not Used 27 565697 Lockwasher 10 intern...

Page 30: ...455625 Caplug 2 2 53 455644 Caplug s 14 54 465595 Insulator Beta Support bottom 6 55 465600 Insulator Beta Support top 6 56 465833 Insulator Driven Element 4 57 170466 Tube Boom 2 x 75 2 58 873424 Balun BN 86 50 ohm 1 59 102734 Mast Bracket cast aluminum 2 60 163764 Bracket Element to Boom 4 2 61 165919 Bracket Element to Boom 13 4 62 165920 Bracket Element to Boom 14 4 63 170447 Phasing Tubes 3 4...

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Page 32: ...fective product under warranty provided the product is returned postage prepaid to hygain with a personal check cashiers check or money order for 8 00 covering postage and handling 3 Under no circumstances is hygain liable for consequential damages to person or property by the use of any hygain products 4 Out of warranty Service hygain will repair any out of warranty product provided the unit is s...

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