I agree with your observation. The external vibrators are part of the solution. The user has to determine the ultimate outcome and add or subtract components to get him there. If you have a project and would like me to consult with you to obtain your goal, I can do that.
![Efficient concrete solutions from Wacker Neuson [construction]](http://i.ytimg.com/vi/IiYFtOn6rwA/mqdefault.jpg)
![Efficient concrete solutions from Wacker Neuson [construction]](/img/tr.png)
I agree with your observation. The external vibrators are part of the solution. The user has to determine the ultimate outcome and add or subtract components to get him there. If you have a project and would like me to consult with you to obtain your goal, I can do that.