diff --git a/antennas_briefly/Makefile b/antennas_briefly/Makefile
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+all: build
+
+build:
+	pandoc -t beamer main.md -o main.pdf
+
+clean:
+	rm -f sdr.pdf
diff --git a/antennas_briefly/main.md b/antennas_briefly/main.md
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+++ b/antennas_briefly/main.md
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+---
+title: "Jemný úvod do radiotechniky"
+author: Emil Miler a Tomáš Macháček
+date: Nov 21, 2022
+output: main
+output:
+  main:
+    slide_level: 2
+---
+
+## Modulace
+
+## Anténa
+
+## Typy antén
diff --git a/antennas_briefly/main.pdf b/antennas_briefly/main.pdf
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