_sidebar.md

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 ##### Tools
 
-[<img align="left" width="42%" src="uploads/40ce2af43a1dc0fb4516b4dda2a7a5f2/logo4.png">](Home)
+[<img align="left" width="42%" src="uploads/ac4a31bb1bae2ebd351bff538e115b81/logo4.png">](Home)
 
 [<img align="left" width="28%" src="uploads/b89acba94463cf4c7fe9aea82bdb7fd1/svilogo3.png">](https://svi.nl/Nyquist-Calculator)   
   
 [<img align="left" width="28%" src="uploads/fa9f1501bb60a110766c995e189e118a/fpbaselogo3.png">](https://www.fpbase.org)
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+![logo4](uploads/ac4a31bb1bae2ebd351bff538e115b81/logo4.png)
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