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Summary of Contents for THUNDERBIRD TH6-DX

Page 1: ...HY GAIN ELECTRONICS CORPORATION N E Hwy 6 at Stevens Creek Lincoln Nebraska 65801 Telephone 434 6331 INSTRUCTION MANUAL for MODEL TH6 DX THUNDERBIRD 389 ...

Page 2: ...ion broadband matching and a high degree of electrical and mechanical reliability comes to you completely factory pre tuned Mechanically the new Hy Gain Thunderbird is rugged large diameter heavy gauge aluminum boom taper swaged seamless aluminum elements heavy gauge machine formed boom to mast and element to boom brackets non corrosive full circumference compression clamps at tubing joints Hy Gai...

Page 3: ...meters The Thunderbird has optimum spaced elements on a 24 foot boom giving you the best gain while maintaining a high front to back ratio 1 2 SPECIFICATIONS ELECTRICAL Input Impedance 52 ohms Forward Gain 9 5db Front to Back Ratio 25 db Maximum Power Input 1 KW VSWR 1 2 1 LIGHTNING Protection DC ground MECHANICAL Boom Length 24ft Boom Diameter 2 in Longest Element 29ft 1 in Accepts Mast 1 5 8 O D...

Page 4: ... into position This method requires you to make two boom cradles as shown in the detailed drawing Method 3 The last method is to assemble the antenna on the ground in halves then hoist each half up the tower and assemble in the boom tomast bracket on the tower All tubing supplied with the TH6 DX is designed to telescope together It is held in place with full circumference compression clamps Make a...

Page 5: ...uts and lockwashers provided Do not tighten at this time The bracket must be loose for later when you mount the antenna on your mast NOTE One end of the boom has a small hole drilled in it near the boom to mast bracket This hole must be positioned so it is facing UP skyward when the boom is assembled The hole will be used for attaching the Beta Match in a later step This end of the boom will be kn...

Page 6: ... from the end of the boom to the center of the bracket then tighten the anchor screws SECURELY Select a 1 1 4 compression clamp and its associated screw and square nut and assemble as shown in Figure 7 NOTE Figure 7 shows all the compression clamps with their associated hardware The drawing is full size to aid you in identifying the parts Simply lay the part over the proper drawing for easy identi...

Page 7: ...about 1 Select the DE2 section 1 1 8 x 42 and slip the unswaged end into the DE1 section Measure the DE2 dimension for your mode of transmission as shown in Figure 6 _ then tighten the compression clamp SLIGHTLY Assemble all compression clamp as shown in Figure 7 Slip the assembled clamp over the end of DE2 about 1 Select the 10 meter Driven Element trap marked 10 DE If you look closely at the tra...

Page 8: ... the Beta shorting clip and secure to the end of the Beta shorting wire using a 10 24 x 1 2 screw nut and lockwasher Attach the shorting clip to the boom using a 10 sheet metal_ screw and lockwasher Now tighten all screws SECURELY 2 7 ASSEMBLY OF THE 10 METER DIRECTOR Select a set of small element to boom brackets and LOOSELY assemble on the boom 73 from the center of the Driven Element bracket to...

Page 9: ...arefully re check the 39 1 2 dimension before tightening the bracket anchor screws SECURELY Place a 7 1611 caplug on the end of each element and a 2 caplug on each end of the boom 2 10 ATTACHMENT OF THE FEEDLINE AND RF CHOKE Wind yourself an RF choke similar to the one shown in Figure 8 The choke must consist of 12 turns of RG 8 U coaxial cable with each turn having a 6 diameter Allow enough cable...

Page 10: ...thimbles and cable clips provided Refer to Figure 9 Attach the turnbuckles to the opposite end of the cable as shown in the illustrations Now tape the cables near the boom to mast bracket so they will be handy later when the antenna has been mounted on the mast Make certain the cable is above the elements Mount the antenna on your mast using one of the methods suggested in the beginning of this se...

Page 11: ...he base of your tower or mast Connect the rod to the tower or mast using a copper strap or 12 gauge copper or aluminum wire For total protection of your equipment it is highly recommended that you obtain a Hy Gain Model LA 1 lightning arrestor The Model LA 1 is available at your local Hy Gain dealer THIS COMPLETES YOUR INSTALLATION OF THE TH6 DX SIMPLY ATTACH YOUR FEEDLINE TO THE RF CHOKE AND HAPP...

Page 12: ...2 2 5 8x035x26 Swg 7 16 2 20 171156 2 DE 3 1x058x4 80 171157 2 D3 2 1 1 8x058x32 1 2 Swg 7 8 2 80 171158 2 DE 2 1 1 8x058x42 Swg 7 8 2 98 171159 2 R 2 1 1 8x058x 98 Swg 7 8 2 93 171166 2 Boom Section 2x049x69 1 2 Drl 4 75 178414 2 Beta Tube 3 4x035x38 3 4 2 72 4645 2 Bracket Boom to Mast 2 75 637562 2 Cable Boom Support 7 16 Dia 2 50 802099 1 Manual TH6 DX 50 872091 2 R 1 11 4x058x95 1 2 6 90 8720...

Page 13: ...05 Parts Pack B contains the following 506245 4 Screw 5 16 18 x 1 1 2 08 506885 2 Screw 5 16 18 x 1 05 506520 4 Screw 10 24 x 3 8 03 505821 8 Screw 10 24 x 7 16 03 505671 4 Screw 10 24 x 5 16 03 506330 58 Screw 1 4 20 x 3 4 03 509160 2 Screw 1 4 20 x 2 1 4 05 506235 3 Screw 5 16 18 x 3 20 506435 4 Screw 10 24 x 2 05 506485 1 Screw 10 24 x 1 2 03 506305 2 Screw 1 4 20 x 1 1 4 05 548684 28 Screw 1 4...

Page 14: ...ug 7 1611 05 455625 2 Caplug 2 25 477889 2 Insulator Beta Support Bottom 1 00 451600 2 Insulator Beta Support Top 85 65833 2 Insulator Driven Element 75 878561 2 Pigtail Leads 25 878561 1 Electroseal 50 Denotes Assemblies Prices and or specifications subject to change without notice 10 6 64fwa ...

Page 15: ...FIGURE I COMPLETE ANTENNA HOISTED BY CABLE OR ROPE ...

Page 16: ...COMPLETE ANTENNA USING GUYING FOR ERECTION ...

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