diff --git a/docs/RX module.fzz b/docs/RX module.fzz
new file mode 100644
index 0000000..80c7652
Binary files /dev/null and b/docs/RX module.fzz differ
diff --git a/docs/RX module_schem.png b/docs/RX module_schem.png
new file mode 100644
index 0000000..3114f01
Binary files /dev/null and b/docs/RX module_schem.png differ