From bc3abcdd2c17e32ad5db3538c544dcaf3641e22c Mon Sep 17 00:00:00 2001
From: egzumer <egzumer@gmail.com>
Date: Sat, 21 Oct 2023 22:30:37 +0200
Subject: [PATCH] Created Spectrum analyzer (markdown)

---
 Spectrum-analyzer.md | 11 +++++++++++
 1 file changed, 11 insertions(+)
 create mode 100644 Spectrum-analyzer.md

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+# Button functions
+* `1` / `7` - increase / decrease bandwidth of a single bar in the graph
+* `4` - toggle number of bars in the graph
+* `2` / `8` - increase / decrease frequency step size
+* `5` - turn on frequency input box (value in MHz, `*` - period)
+* `3` / `9` - increase / decrease maximum dB value (vertical scale)
+* `6` - toggle receiver bandwidth
+* `* SCAN` / `F #` - increase / decrease squelch level
+* `PTT` - turn on monitoring mode for current frequency
+* `Side button I` - exclude current frequency from future scans
+* `Side button II` - toggle backlight
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