From 09741cdbc199ee8a33ab3a779ebdc0858100ac16 Mon Sep 17 00:00:00 2001
From: MetalliC <0vetal0@gmail.com>
Date: Fri, 25 Sep 2020 18:56:01 +0300
Subject: [PATCH] pgm2.cpp measured common resolution refresh rate [ekorz]

---
 src/mame/drivers/pgm2.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/mame/drivers/pgm2.cpp b/src/mame/drivers/pgm2.cpp
index 4cecf239972..b5eaa903469 100644
--- a/src/mame/drivers/pgm2.cpp
+++ b/src/mame/drivers/pgm2.cpp
@@ -760,7 +760,7 @@ void pgm2_state::pgm2(machine_config &config)
 
 	/* video hardware */
 	SCREEN(config, m_screen, SCREEN_TYPE_RASTER);
-	m_screen->set_refresh(HZ_TO_ATTOSECONDS(60));
+	m_screen->set_refresh(HZ_TO_ATTOSECONDS(59.08)); // 59.08Hz, 264 total lines @ 15.59KHz
 	m_screen->set_vblank_time(ATTOSECONDS_IN_USEC(0));
 	m_screen->set_size(64*8, 32*8);
 	m_screen->set_visarea(0, 448-1, 0, 224-1);