From 62bea38881982ec49ca6533c982cc04d6ebe21d0 Mon Sep 17 00:00:00 2001
From: Selene Corbineau <selene.corbineau@ens.fr>
Date: Fri, 20 Feb 2026 10:29:15 +0100
Subject: [PATCH] Radio noise heading

---
 handbook.tex | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/handbook.tex b/handbook.tex
index 57a98a7..d42ba2f 100644
--- a/handbook.tex
+++ b/handbook.tex
@@ -194,9 +194,9 @@ for larger transistors.
 \chapter{Telecommunications}
 \section{Amateur radio}
 \paragraph{HF frequency allocations (region I)}
-
 \paragraph{Q-code}
 \paragraph{Purity limits}
+\paragraph{Ambient radio noise}
 
 \section{Character encodings}
 \paragraph{7-bit ASCII}