From 80fc54619e7217f1541ec4385f3569e0b66e588d Mon Sep 17 00:00:00 2001
From: Matthias Wirth <matthias.wirth@gmail.com>
Date: Sun, 3 Nov 2024 09:32:19 +0100
Subject: [PATCH] autogain: change default noise thresholds

---
 README.md | 2 +-
 readsb.c  | 4 ++--
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/README.md b/README.md
index b9fa151f..3b121c58 100644
--- a/README.md
+++ b/README.md
@@ -102,7 +102,7 @@ To tweak the internals, more parameters can be passed:
 ```
 The defaults are:
 ```
---gain=auto-verbose,43.9,25,35,245
+--gain=auto-verbose,43.9,24,28,245
 ```
 The thresholds are numbers 0 to 256, tweaking them requires some understanding of how it works.
 One option would be to change the noise thresholds up or down and then observe the log.
diff --git a/readsb.c b/readsb.c
index ede2e6e5..965221b4 100644
--- a/readsb.c
+++ b/readsb.c
@@ -121,8 +121,8 @@ static void configSetDefaults(void) {
 
     // 8 bit autogain defaults, will be squared and compared against magnitude data
     Modes.loudThreshold = 245;
-    Modes.noiseLowThreshold = 25;
-    Modes.noiseHighThreshold = 35;
+    Modes.noiseLowThreshold = 24;
+    Modes.noiseHighThreshold = 28;
 
     Modes.freq = MODES_DEFAULT_FREQ;
     Modes.check_crc = 1;