SPECIFICATIONS AND FEATURES OF   DELTA LOOP DRIVEN ARRAYS 

ELECTRICAL FEATURES
Input impedance 50 ohms at resonance. Silver plated/Teflon SO-239 provided. 
Pre tuned.  No gamma capacitors to tune. 
No balun or antenna tuner required. 
Lower takeoff angle of radiation than Yagi or Quad at one wavelength elevation =12 degrees. 
F/B ratio is 4.5 dB greater than quad . 
Both elements driven. 
"Quiet" full wave mono band antenna. All weather antenna. 
Increase your radiating height without adding a Tower section. 

MECHANICAL FEATURES
"Plumber's delight" construction - entire antenna at ground potential. 
Elements are .058" wall aluminum and 168 strand #14 copper wire. 
All hardware is all stainless steel. 
Central mast and wire elements support all aluminum elements at both ends. 
Includes steel mast base for mounting to your TV rotator. 

UNIQUE FEATURES
Tower or high roof mount is not necessary
Includes steel mast for mounting to your rotator 
Includes ample supply of anti-oxidant for copper-aluminum and aluminum-aluminum connections.
Change resonant frequency without re-cutting wire elements

 


 
Hub Assembly For 17 Meter Version
   
PHYSICAL SPECIFICATIONS FOR DELTA LOOP ANTENNAS
SPECIFICATION BAND
  10 12 15 17
         
WEIGHT IN POUNDS 9 12 18 21
         
TURNING RADIUS IN FEET 7.285 7.81 9.75 11.42
         
PROJECTED AREA IN SQFT 3.12 3.74 4.28 5.19
         
EFFECTIVE AREA IN SQFT  1.822 2.25 2.48 3
(Shape factor = 0.66)        
         
EFFECTIVE MOMENT IN FT/LBS 66 87 175 240
         
ELEMENT SPACING (INCHES) 41.75 47.5 55.87 65.5
         
HEIGHT @ REFLECTOR APEX (FT) 10.08 11.48 13.5 15.8
      .  
RESONANT FREQ (MHz) 28.4 24.94 21.225 18.118
         
<2:1 SWR BANDWIDTH ( KHz ) ( 700 ) ALL ALL ALL
ALL= ENTIRE BAND        
       

Click for Image of Antenna and Parts