From dbe0ceb57f9cdaffdd74bc3ab38a80daa28f6ee4 Mon Sep 17 00:00:00 2001
From: Stuart Longland <me@vk4msl.com>
Date: Sat, 27 Jul 2024 14:50:13 +1000
Subject: [PATCH] grayscale: Reduce the scan line a little for BW8

Testing with QSSTV with slant-correction disabled, we achieve a more
reliable decode if we turn the scan line duration down a wee bit.
---
 pysstv/grayscale.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/pysstv/grayscale.py b/pysstv/grayscale.py
index cc225cd..2265645 100644
--- a/pysstv/grayscale.py
+++ b/pysstv/grayscale.py
@@ -27,7 +27,7 @@ class Robot8BW(GrayscaleSSTV):
     WIDTH = 160
     HEIGHT = 120
     SYNC = 7
-    SCAN = 60
+    SCAN = 59.90
 
 
 class Robot24BW(GrayscaleSSTV):