make sonar holder insert and remove more easily

decrease the shrinking of the elbow length to make it easier
to slide in and out of deck holder, but also grip less tightly

diff --git a/3d-printables/sonar-table-top-holder-data.scad b/3d-printables/sonar-table-top-holder-data.scad
index bb6d0ce073de731f18aa1aaf179ae16b22033291..1d5ec37ce34ab2907f0e5e750312c756ad0043b3 100644 (file)
--- a/3d-printables/sonar-table-top-holder-data.scad
+++ b/3d-printables/sonar-table-top-holder-data.scad
@@ -56,7 +56,7 @@ module sonars() {
     cylinder(r = sonar_radius, h = sonar_height); } }
 
 module sonar_holder() {
-  elbow_length = deck_depth - 0.5;
+  elbow_length = deck_depth - 0.2;
   rounded_corner_radius = buffer;
   difference() {
     cube([sonar_holder_length, sonar_holder_width, sonar_holder_depth]);