====== Delta Loops ======

  * Designs from this [[https://portable-antennas.com/deltalp.php|site]].
  * [[https://m0aws.co.uk/?page_id=885|10m dl by M0AWS]]
  * [[https://tufteln.com/products/20m-delta-loop-qrp-portable-antenna|Design ideas]] from this SOTA one for sale

===== 20m =====


{{:antenna:pasted:20250422-171623.png}}

{{:antenna:pasted:20250422-171638.png}}

  * Length: 21.91 m
  * section 1 and 2 - tops of triangle: 6.15
  * section 3 - base - 9.61m
  * Horizontal section is 1.5m off ground
  * Top is 5.33m off ground
  * Angle at top is 103 degrees
  * Corner fed

{{:antenna:pasted:20250422-172345.png}}

===== 15m =====

{{:antenna:pasted:20250421-145120.png}}

{{:antenna:pasted:20250421-145130.png}}

  * Length: 14.72 m
  * section 1 and 2 - tops of triangle: 4.269
  * section 3 - base - 6.182 m
  * Horizontal section is 2.0 m off ground
  * Top is 4.944 m off ground
  * Angle at top is 92.8 degrees
  * Corner fed
  * mast at 5m is 1cm

{{:antenna:pasted:20250421-145443.png}}