diff --git a/Src/tim.c b/Src/tim.c
index 2d7f21a..33a74b5 100644
--- a/Src/tim.c
+++ b/Src/tim.c
@@ -50,7 +50,7 @@ void MX_TIM3_Init(void)
   htim3.Instance = TIM3;
   htim3.Init.Prescaler = 0;
   htim3.Init.CounterMode = TIM_COUNTERMODE_UP;
-  htim3.Init.Period = 1800;
+  htim3.Init.Period = 1800*2;
   htim3.Init.ClockDivision = TIM_CLOCKDIVISION_DIV1;
   if (HAL_TIM_OC_Init(&htim3) != HAL_OK)
   {
diff --git a/Src/user_main.c b/Src/user_main.c
index d02407b..583f091 100644
--- a/Src/user_main.c
+++ b/Src/user_main.c
@@ -82,7 +82,7 @@ void spread_samples_for_fft()
 void display_wave()
 {
 	float wave_y_mult = 0.0078125f;
-	float relative = 3;
+	float relative = 1;
 
 	samples_to_float();
 
@@ -162,7 +162,7 @@ void user_main()
 	disp_init.SPIx = SPI1;
 	disp = dmtx_init(&disp_init);
 
-	dmtx_intensity(disp, 2);
+	dmtx_intensity(disp, 7);
 
 	dmtx_clear(disp);
 	dmtx_show(disp);