diff --git a/main.c b/main.c
index bba7184..7c46374 100644
--- a/main.c
+++ b/main.c
@@ -2425,7 +2425,7 @@ static const VNAShellCommand commands[] =
 #ifdef TINYSA4
    { "g", cmd_g,    CMD_WAIT_MUTEX },
    #endif
-#ifdef __ULTRA_SA__
+#ifdef __ADF4351__
     { "x", cmd_x,    0 },
 #endif
     {NULL          , NULL            , 0}
@@ -2814,9 +2814,6 @@ int main(void)
   }
 #endif
 
-#ifdef __ULTRA_SA__
-  ADF4351_Setup();
-#endif
   /*
  * SPI LCD Initialize
  */
diff --git a/nanovna.h b/nanovna.h
index 31cf9b2..9655563 100644
--- a/nanovna.h
+++ b/nanovna.h
@@ -48,7 +48,6 @@
 // #define __AUDIO__
 #define __HAM_BAND__
 //#define __ULTRA__             // Add harmonics mode on low input.
-//#define __ULTRA_SA__            // Adds ADF4351 control for extra high 1st IF stage
 #define __SPUR__                // Does spur reduction by shifting IF
 //#define __USE_SERIAL_CONSOLE__  // Enable serial I/O connection (need enable HAL_USE_SERIAL as TRUE in halconf.h)
 #ifdef TINYSA3
diff --git a/sa_cmd.c b/sa_cmd.c
index 933ed47..3169b3f 100644
--- a/sa_cmd.c
+++ b/sa_cmd.c
@@ -384,7 +384,7 @@ VNA_SHELL_FUNCTION(cmd_selftest)
   sweep_mode = SWEEP_SELFTEST;
 }
 
-#ifdef __ULTRA_SA__
+#ifdef __ADF4351__
 VNA_SHELL_FUNCTION(cmd_x)
 {
   uint32_t reg;
diff --git a/sa_core.c b/sa_core.c
index da5d6f5..05c8f51 100644
--- a/sa_core.c
+++ b/sa_core.c
@@ -79,13 +79,8 @@ void update_min_max_freq(void)
     maxFreq = DEFAULT_MAX_FREQ;
     break;
   case M_HIGH:
-#ifdef __ULTRA_SA__
-    minFreq = 00000000;
-    maxFreq = 2000000000;
-#else
     minFreq = HIGH_MIN_FREQ_MHZ * 1000000;
     maxFreq = HIGH_MAX_FREQ_MHZ * 1000000;
-#endif
     break;
   case M_GENHIGH:
     minFreq = 240000000;
@@ -228,7 +223,7 @@ void set_refer_output(int v)
 {
   setting.refer = v;
   set_calibration_freq(setting.refer);
-  //  dirty = true;
+//  dirty = true;
 }
 
 void set_decay(int d)
@@ -1231,11 +1226,6 @@ void set_freq(int V, unsigned long freq)    // translate the requested frequency
     if (V==SI4463_RX) {
       SI4463_set_freq(freq);
     }
-#ifdef __ULTRA_SA__
-    else {
-      ADF4351_set_frequency(V-ADF4351_LO,freq,(setting.drive-4)/3);
-    }
-#endif
   old_freq[V] = freq;
 }
 
@@ -1913,11 +1903,6 @@ modulation_again:
     } else
 #endif
     {                                           // Else set LO ('s)
-#ifdef __ULTRA_SA__
-      set_freq (2, config.frequency_IF2  + lf);                 // Scanning LO up to IF2
-      set_freq (3, config.frequency_IF2  - DEFAULT_IF);          // Down from IF2 to fixed second IF in Ultra SA mode
-      set_freq (SI4432_LO, DEFAULT_IF);                 // Second IF fixed in Ultra SA mode
-#else
 #ifdef __SI4432__
       if (setting.mode == M_LOW && !setting.tracking && S_STATE(setting.below_IF)) // if in low input mode and below IF
         set_freq (SI4432_LO, local_IF-lf);                                                 // set LO SI4432 to below IF frequency
diff --git a/ui.c b/ui.c
index 60ad746..0ca4cbc 100644
--- a/ui.c
+++ b/ui.c
@@ -55,11 +55,7 @@ uistat_t uistat = {
 #define BIT_DOWN1   1
 
 #define READ_PORT() palReadPort(GPIOA)
-#ifdef __ULTRA_SA__
-#define BUTTON_MASK 0
-#else
 #define BUTTON_MASK 0b1110
-#endif
 
 static uint16_t last_button = 0b0000;
 static uint32_t last_button_down_ticks;
@@ -2700,13 +2696,8 @@ static void extcb1(EXTDriver *extp, expchannel_t channel)
 static const EXTConfig extcfg = {
   {
     {EXT_CH_MODE_DISABLED, NULL},
-#ifdef __ULTRA_SA__
-    {EXT_CH_MODE_DISABLED, NULL},
-    {EXT_CH_MODE_DISABLED, NULL},
-#else
     {EXT_CH_MODE_RISING_EDGE | EXT_CH_MODE_AUTOSTART | EXT_MODE_GPIOA, extcb1},
     {EXT_CH_MODE_RISING_EDGE | EXT_CH_MODE_AUTOSTART | EXT_MODE_GPIOA, extcb1},
-#endif
     {EXT_CH_MODE_RISING_EDGE | EXT_CH_MODE_AUTOSTART | EXT_MODE_GPIOA, extcb1},
     {EXT_CH_MODE_DISABLED, NULL},
     {EXT_CH_MODE_DISABLED, NULL},