From a8c76ba06744ef87608a6ee91e9be316fb69e49d Mon Sep 17 00:00:00 2001
From: Dylan Müller <md.node.0@gmail.com>
Date: Mon, 22 Dec 2025 10:06:45 +0200
Subject: Update README.md

---
 README.md | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/README.md b/README.md
index 0944b84..91d3982 100644
--- a/README.md
+++ b/README.md
@@ -14,6 +14,10 @@ for:
 
 An open source, software-configurable `VHF` `RF` power amplifier.
 
+`RF` output power control is achieved using two control circuits:
+* Drain bias (supply) voltage regulator
+* Input drive attenuator
+
 # RF Primer
 
 If you are new to the topic, you can read:<br>
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