Differences

This shows you the differences between two versions of the page.

--- antenna:deltaloop [2025/04/21 13:56] – created gm5alx
+++ antenna:deltaloop [2025/04/22 17:23] (current) – gm5alx
@@ Line 3: / Line 3: @@
   * 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}}