solenoid

modules/output/index.md

@@ -7,4 +7,5 @@ An output module takes an electrical current and generates movement, light or so
 * [LED]({{site.baseurl}}/modules/output/led)
 * [DC Motor]({{site.baseurl}}/modules/output/dc-motor)
 * [DC vibrating motor]({{site.baseurl}}/modules/output/dc-vibrating-motor)
-* [Speaker]({{site.baseurl}}/modules/output/speaker)
+* [Speaker]({{site.baseurl}}/modules/output/speaker)
+* [Solenoid]({{site.baseurl}}/modules/output/solenoid)

modules/output/solenoid/index.md

@@ -0,0 +1,6 @@
+# Solenoid
+
+A building block of pinball machines, solenoid have a metal arm to pops out when current runs through them.
+
+![A solenoid module]({{site.baseurl}}/assets/modules/output/solenoid/demo.jpg)
+