diff --git a/README.md b/README.md
index 61701e8..fd0e170 100644
--- a/README.md
+++ b/README.md
@@ -12,7 +12,7 @@
    The functions built in the RadioDSP are:
    
     * Filter BPF CW  NARROW (300 HZ)
-    * Filter BPF CW  NARROW (700 Hz)
+    * Filter BPF CW  NARROW (600 Hz)
     * Filter LPF SSB ( < 2400 Hz )
     * Filter LPF SSB ( < 3500 Hz )
     * Noise Reduction (Exponential Moving Average   - 3 levels smoothing)
@@ -28,6 +28,12 @@
   where are describing a simple external components board needed to build the DSP filter.
   The pre-compiled firmware are committed in folder pre-compiled.
   You can find some videos with RadioDSP running, doing google search: **ik8yfw dsp** 
+  
+  A compact eclosure was designed and shared on Thingiverse at this url: 
+  
+      https://www.thingiverse.com/thing:2911762
+      
+  You can print it with a 3d Printer.
    
    The RadioDSP use some parts of the ARM Cortex Microcontroller Software
    Interface Standard (CMSIS).
diff --git a/Schematic_RadioDSP.png b/Schematic_RadioDSP.png
new file mode 100644
index 0000000..043e22f
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