From: Dan White <dan@whiteaudio.com>
Date: Thu, 18 Jan 2024 04:02:46 +0000 (-0600)
Subject: update noise
X-Git-Url: http://git.whiteaudio.com/gitweb/?a=commitdiff_plain;h=5a8d8368e3502718f98fd187fae29935858e188e;p=pubbin.git

update noise
---

diff --git a/noise b/noise
index 849fdb0..022754d 100755
--- a/noise
+++ b/noise
@@ -2,11 +2,17 @@
 
 # Play brown noise in the background
 
-DEFAULT_GAIN="-36"
+DEFAULT_GAIN="26"
 
 GAIN=${1:-$DEFAULT_GAIN}
 
-echo $GAIN
+echo "gain: ${GAIN}"
+
+# amplitude distribution seems sketchy
+# play -c 2 -n synth brownnoise gain ${GAIN}
+
+
+# generate 1/f^2 noise by integrating white spectrum
+play -c 2 -n synth whitenoise lowpass -1 1 gain ${GAIN}
 
-play -c 2 -n synth brownnoise gain ${GAIN}