From 7eb229ecdec0fd04e7656a0b25a55c0c86567f6e Mon Sep 17 00:00:00 2001
From: Bill Somerville <bill@classdesign.com>
Date: Thu, 13 Aug 2020 10:31:23 +0100
Subject: [PATCH] Reduce Tx audio buffer size improve Pwr control granularity

---
 widgets/mainwindow.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/widgets/mainwindow.cpp b/widgets/mainwindow.cpp
index ed6692fdb..d66b98788 100644
--- a/widgets/mainwindow.cpp
+++ b/widgets/mainwindow.cpp
@@ -210,7 +210,7 @@ namespace
   auto quint32_max = std::numeric_limits<quint32>::max ();
   constexpr int N_WIDGETS {34};
   constexpr int rx_chunk_size {3456}; // audio samples at 12000 Hz
-  constexpr int tx_audio_buffer_size {48000}; // audio samples at 48000 Hz
+  constexpr int tx_audio_buffer_size {48000 / 5}; // audio frames at 48000 Hz
 
   bool message_is_73 (int type, QStringList const& msg_parts)
   {