From ca4ff674ec29e3250b2a1d17654be998847f8d41 Mon Sep 17 00:00:00 2001
From: alyosha-tas <alexei.f.k@gmail.com>
Date: Wed, 29 Jan 2020 16:32:08 -0500
Subject: [PATCH] Vectrex: duplicate audio channel

---
 BizHawk.Emulation.Cores/Consoles/GCE/Vectrex/Audio.cs | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/BizHawk.Emulation.Cores/Consoles/GCE/Vectrex/Audio.cs b/BizHawk.Emulation.Cores/Consoles/GCE/Vectrex/Audio.cs
index ed414dea08..0c03b02260 100644
--- a/BizHawk.Emulation.Cores/Consoles/GCE/Vectrex/Audio.cs
+++ b/BizHawk.Emulation.Cores/Consoles/GCE/Vectrex/Audio.cs
@@ -355,6 +355,11 @@ namespace BizHawk.Emulation.Cores.Consoles.Vectrex
 
 			_blip.ReadSamples(samples, nsamp, true);
 
+			for (int i = 0; i < nsamp * 2; i += 2)
+			{
+				samples[i + 1] = samples[i];
+			}				
+
 			master_audio_clock = 0;
 		}