diff --git a/src/main.c b/src/main.c
--- a/src/main.c
+++ b/src/main.c
@@ -23,7 +23,7 @@ int main(void)
 
     sysclk_init();
     gpio_init();
-    led_blink(5);
+    //led_blink(5);
     MX_DMA_Init();
     MX_ADC_Init();
     i2c_init();
@@ -39,18 +39,28 @@ int main(void)
     si5351_init(i2c_get(), SI5351_CRYSTAL_LOAD_8PF, 0);
     si5351_set_correction(0);
 
+    //SI5351_XTAL_FREQ
+    si5351_set_pll(SI5351_PLL_FIXED, SI5351_PLLA);
 
-    si5351_set_pll(SI5351_PLL_FIXED, SI5351_PLLA);
+
     si5351_set_ms_source(SI5351_CLK0, SI5351_PLLA);
+    si5351_set_ms_source(SI5351_CLK1, SI5351_PLLA);
+    si5351_set_ms_source(SI5351_CLK2, SI5351_PLLA);
+    si5351_set_ms_source(SI5351_CLK3, SI5351_PLLA);
 
-    si5351_set_freq(100000UL * 100, 0, SI5351_CLK0);
+    si5351_set_freq(1000000UL * 100, SI5351_PLL_FIXED, SI5351_CLK0);
 
     si5351_drive_strength(SI5351_CLK0, SI5351_DRIVE_2MA); // Set for max power if desired (8ma max)
+
+
     si5351_output_enable(SI5351_CLK0, 1); // Disable the clock initially
+
     //wspr_encode(call, loc, dbm, tx_buffer);
 
     si5351_pll_reset(SI5351_PLLA);
 
+    HAL_Delay(1000);
+
     uint32_t led_timer = HAL_GetTick();
     uint32_t last_gps  = HAL_GetTick();