You can build your own Dynamo module with our DIY kit. Dynamo is a combination of 3 utility modules: envelope follower, comparator and voltage controlled switch. For all the features of the module go here.
It is almost necessary to have basic soldering skills and to be able to identify electronic components before starting this kit. However if you have never soldered before, check out this tutorial first.
Go through the complete assembly guide in downloads section below and make sure that you understand all the steps.