+/*
+ Copyright 2016 Daniel Watson
+ See the end of the file for license conditions.
+*/
+/* challenge-bot
+// GNU AGPLv3 (or later at your option)
+// project available here:
+// https://challenge-bot.com/ */
+
+/*
+ this holds an hc-sr04 sonar sensor to a 3/16 inch deck.
+ http://fritzing.org/projects/hc-sr04-project
+ it can hold the sonar sensor either facing down, or forwards.
+ when facing down, it can detect if it passes over the edge of a table.
+ when facing forwards, it can detect and follow something in front
+ of it.
+*/
+
+include <sonar-binder-clip-holder-data.scad>
+
+sonar_binder_clip_holder(sonar_radius);
+
+/*
+ This file is part of challenge-bot.
+
+ Challenge-bot is free software: you can redistribute it and/or modify
+ it under the terms of the GNU Affero General Public License as published by
+ the Free Software Foundation, either version 3 of the License, or
+ (at your option) any later version.
+
+ GNU Affero Emacs is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU Affero General Public License for more details.
+
+ You should have received a copy of the GNU Affero General Public License
+ along with challenge-bot. If not, see <http://www.gnu.org/licenses/>.
+*/