Ext Zepp Band
Band 30 meters *
Band 40 meters *
Band 60 meters *
Band 80 meters *
Band 160 meters *

Product Information

Extended Double Zepp ...

Each Antenna is handmade to order with materials carefully tested & selected by Ni4L for quality & durability:

Poly-STEALTH 

  • HIGH STRENGTH AERIAL WIRES

    Poly-STEALTH  High Strength Aerial Wires are manufactured with high strength, high conductivity Bare Copper-Clad Steel (BCCS) and insulated with a high quality UV Resistant Polyethylene to provide you with one of the strongest and longest lasting antenna wires on the market today. 

  • POLYS-13: The strongest wire of the group is ideal for the longest of wire runs with or without additional support.

  • Advantages to Poly-STEALTH  High Strength Aerial Wires: Ideal balance of strength and flexibility Low-Gloss finish and small size makes wire disappear into the background. Superior abrasion resistance for running through trees. UV & Weather resistant for use on the seacoast or in other harsh environments subjected to acid rain, high wind, or high snow and ice loads. 

  • FLEXI 420-OHM LADDER LINE #16 AWG: (40') 2 #16 AWG; 19/29 strands Cu-clad with black poly jacket. Nominal OD .065 x .930; Extra flexible & less likely to break in the wind. Nominal impedance 420(ohms); VP 91.7%. Good for -20oC to +60oC degrees;
  • 4:1 single core FT-240/61 with a SO-239 connector terminating the ladder line connection. Crimped, soldered, covered in black adhesive lined heat shrink.
  • Ladder-Loc™ Center insulator: The Ladder-Loc ™ is a strain-relief and mounting support for 450-ohm ladder-line. It is UV-stabilized and has a proven field record of durability. Over 15,000 have been shipped to satisfied users;
  • SS hardware;
  • Two end insulators.   
  • "The antenna is constructed much like an ordinary Dipole antenna but with 5/8 Wavelength Elements matched with an added Impedance Matching Section of balanced feed line. The Matching Section is 450 Ohm Open Wire Feedline and is a compromise impedance between the 5/8 Wave antenna elements and the feed point, A 4:1 Current Balun. The Balun on the end matches the 450 Ohm Open Wire Line into a 50 Ohm Coax Cable. The antenna as fed, matches reasonably well into a 50 Ohm Coax Cable Feedline. A Ground Reflector (NOT INCLUDED) can be added to enhance NVIS Propagation at frequencies below 10 MHz where NVIS Propagation is useable. The Ground Reflector can be a single conductor or several in parallel spaced a few feet apart. Hardware cloth or "Poultry Screening" is an option too. Several antenna / reflector elevation options are shown that enhance the NVIS launch angle, antenna pattern, and propagation. This antenna is a great NVIS performer if you have the room for it." (West Mountain Radio)

 

Extended Double Zepp Antenna NVIS Antenna Height Ground Reflector  
  Element Length Ft (B) Matching Stub Length (C) Total Antenna Length (D) 1/8 Wave (E) 1/10 Wave (E) 1/20 Wave (E) Reflector Length (F

                  

160 Meters  D  E  E  E  
1.8 350.00 57.22 700.00 65.00 52.00 26.00 735.00  
1.9 331.58 54.21 663.16 61.58 49.26 24.63 696.32  
2 315.00 51.50 630.00 58.50 46.80 23.40 661.50  
80 Meters                
3.5 180.00 29.43 360.00 33.43 26.74 13.37 378.00  
3.6 175.00 28.61 350.00 32.50 26.00 13.00 367.50  
3.7 170.27 27.84 340.54 31.62 25.30 12.65 357.57  
3.8 165.79 27.11 331.58 30.79 24.63 12.32 348.16  
3.9 161.54 26.41 323.08 30.00 24.00 12.00 339.23  
4 157.50 25.75 315.00 29.25 23.40 11.70 330.75  
60 Meters                
5.3305 118.19 19.32 236.38 21.95 17.56 8.78 248.19 Ch1
5.3465 117.83 19.26 235.67 21.88 17.51 8.75 247.45 Ch2
5.3665 117.53 19.21 235.07 21.83 17.46 8.73 246.83 Ch3
5.3715 117.29 19.18 234.57 21.78 17.43 8.71 246.30 Ch4
5.4035 116.59 19.06 233.18 21.65 17.32 8.66 244.84 Ch5
40 Meters                
7 90.00 14.71 180.00 16.71 13.37 6.69 189.00  
7.03 89.68 14.66 179.36 16.65 13.32 6.66 188.33  
7.13 88.42 14.46 176.84 16.42 13.14 6.57 185.68  
7.16 87.99 14.39 175.98 16.34 13.07 6.54 184.78  
7.18 87.80 14.36 175.61 16.31 13.05 6.52 184.39  
7.3 86.30 14.11 172.60 16.03 12.82 6.41 181.23  
30 Meters                
10.1 62.38 10.20 124.75 11.58 9.27 4.63 130.99  
10.15 62.07 10.15 124.14 11.53 9.22 4.61 130.34

                                                                                                                                                                                                                                         

 

All our Antennas are custom made to order.
And will usally ship in 7 to 10 business days .
Some times manufacturers and parts availability will cause some delays.
But NOTE: We Reserve the right to substitute wire between manufacturers run.

 
Current Stock:
Shipping Cost: Calculated at Checkout
Weight: 10.00 LBS
Width: 12.00
Height: 12.00
Depth: 4.00
Release Date: Expected release date is 30th Jan 2021
MPN: Ni4L-DEZEPP
SKU: DEZEPP

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