From c2c6150446518d5a4fa3b58d6b7de2bf2ede435a Mon Sep 17 00:00:00 2001
From: ErikS-web <148579604+ErikS-web@users.noreply.github.com>
Date: Thu, 2 Nov 2023 18:38:49 +0100
Subject: [PATCH] Updated Spectrum analyzer (markdown)

---
 Spectrum-analyzer.md | 22 ++++++++++++++++++++--
 1 file changed, 20 insertions(+), 2 deletions(-)

diff --git a/Spectrum-analyzer.md b/Spectrum-analyzer.md
index 931e530..70e032e 100644
--- a/Spectrum-analyzer.md
+++ b/Spectrum-analyzer.md
@@ -1,11 +1,11 @@
+# Sweep screen
 Press `F` + `5 NOAA` to turn on spectrum analyzer. 
 
 The current VFO/Memory frequency is the **start frequency** of the spectrum sweep
 
-
 ![Spectrum analyzer](https://github.com/egzumer/uv-k5-firmware-custom/assets/148579604/80dfe424-f5d4-432b-9b95-32d116db9bd9)
 
-# Button functions
+##  Button functions
 * `1` / `7` - increase/decrease the channel separation of a single bar in the graph (typically 25.0 kHz)
 * `4` - changes the number of channels to scan and toggles number of bars in the graph (typically 128x)
 * `2` / `8` - increase/decrease frequency step size for `UP/DOWN`
@@ -19,7 +19,25 @@ The current VFO/Memory frequency is the **start frequency** of the spectrum swee
 * `EXIT` - exits to the previous screen/function
 * `PTT` - switch screen to _**detail monitoring**_ of last received frequency (_see below_)
 
+.
+# Detail Monitor screen
 ![Monitor Mode](https://github.com/egzumer/uv-k5-firmware-custom/assets/148579604/e5bbde26-06a8-4dd6-8434-74ae99a8e101)
 
 * `M` - Scrolls through the parameters displayed at the bottom of the screen which can be adjusted with `UP/DOWN`
+> LNA$ - Low Noise Amplifier $
+>
+> LNA - Low Noise Amplifier
+>
+> PGA - Programmable Gain Amplifier
+>
+> IF - Intermediate Frequency
+
 * `EXIT` - exits to the previous screen of the spectrum analyzer
+
+.
+# Documentation
+* Instruction for the Spectrum Analyzer
+[QuanSheng.UV.K5.Spectrum.analyzer.guide.EN.pdf](https://github.com/egzumer/uv-k5-firmware-custom/files/13242741/QuanSheng.UV.K5.Spectrum.analyzer.guide.EN.pdf)
+
+
+