Antennas & Masts

UHF/VHF & EFHW HF Antenna Mast (c. 18’ Tall)

2 x 12 Ft Pressure Treated 2x4s

3 x 4” Galvanized Bolts, washers and nuts.

4 x 1/4 3” Lag Bolts

1 x 3” Angle Iron Strap

1 x 3” Open ended screw hook

2x4 Lag Bolted to 4x4 Fence post, from ground level

Upper part of bottom 2x4 tied into Eave with Angle Iron

2nd 2x4 overlapped with bottom 2x4 by 4’ with 3 Carriage Bolts so center bolt can operate as a pivot point. (Remove top and bottom bolts to pivot)

3” Screw Hook installed at 4” below apex of second 2x4.

Diamond Tri-Band mounted to very top of 2nd 2x4 with supplied brackets.

66’ EFHW (Ultimax 100) Matching network mounted around 10’ from mast in North/South direction, then right angled in Easterly direction to main HF Mast.

HF Antenna Mast (c. 30' tall)

1 x 3’ Steel Tripod

2 x 10’ Galvanized Fence Top rail sections

1 x 10’ Section of 1.25” PVC Pipe

6 x 3” #8 Machine Screws, Lock Washers, Flat Washers and Nuts

2 x 100’ 3/16 Black Paracord

6 x #10 Machine Screws

2 x #8 4” Screw Eye with Flat/Lock Washers and Nuts

Tripod mounted on Shed Roof in Northeast Corner of house c. 8ft off the ground.

2 lengths of Fence rail connected and re-enforced with 3’ of PVC pipe at joint and bolts holding it in place around 6” from each end of the PVC Pipe through the fence rail. (Lock & Flat washers and nuts.)

3’ Section of PVC Pipe installed on top of fence rail mast with 1’ over the rail and the remainder for antenna insulation.

Wooden Dowel installed inside the PVC pipe to provide crush proofing and rigidity. (10” section.)

Screw Eye installed at 6” above bottom of top PVC Section for Guy line connections.

Screw Eye Installed at 3” below top of top PVC section for Pulley and Antenna lowering lines. 40’ of Paracord attached to back side of Guy Line screw eye on Mast.

60’ of Paracord installed on Stainless pulley and attached to the mast top screw eye.

Screw Hook installed on side eave of house for Guy line

Screw Hook installed on Corner Post of fence in northeast corner of yard for Guy line.

Mast raised up into vertical position against shed with all lines loose, but organized.

Mast lifted into Tripod and secured.

Guy lines loosely attached to attachment points on house and fence post.

Paracord thrown over limb at 23” in front yard and set up to allow for raising and lowering of Antenna section end (1).

Vertical 2”x2”x3’ stake attached to side of out building for attachment of Antenna section end (2).

Antenna center point raised into highest position on pulley system, with 38’ of ladder line hanging loose.

Antenna section ends attached loosely to end points and made to be as straight (least droopy) as possible while not pulling mast over.

Guy lines and Antenna Ends adjusted to provide stability and to hold the mast upright and stable.

Ladder line attached to paracord (attached to Screw Hook on shed eave at angle to maintain distance from full length of mast and make angled turn to follow roof line to Coax junction.

Ladder line fastened to PVC Pipe and 4x4 laying on roof to maintain distance from metal/roof to Coax join point. End point held with paracord around 10” off roof attached to skylight frame. (around 6 feet of paracord)

100 Ft RG8x Coax with 10 Turns 6” in diameter of Choke within 3” of Ladder Line/Coax join. Remainder runs along roof to shack and excess coiled.

Feed lines are connected into a PDN-P-ADA-2 DUAL ANTENNA DISCONNECTOR which is connected into the primary power supply for activation.