diff --git a/radio/src/gui/212x64/lcd.cpp b/radio/src/gui/212x64/lcd.cpp
index 074f5b95ce8..561a2dd0b4c 100644
--- a/radio/src/gui/212x64/lcd.cpp
+++ b/radio/src/gui/212x64/lcd.cpp
@@ -620,16 +620,13 @@ void putsVBat(coord_t x, coord_t y, LcdFlags att)
 
 void drawStickName(coord_t x, coord_t y, uint8_t idx, LcdFlags att)
 {
-  // Skip "---": idx + 1
-  // Skip source symbol: + 2
-  const char* stickName = STR_VSRCRAW[idx + 1] + 2;
-  lcdDrawSizedText(x, y, stickName, UINT8_MAX, att);
+  lcdDrawSizedText(x, y, getStickName(idx), UINT8_MAX, att);
 }
 
 void drawSource(coord_t x, coord_t y, uint32_t idx, LcdFlags att)
 {
   if (idx == MIXSRC_NONE) {
-    lcdDrawTextAtIndex(x, y, STR_VSRCRAW, 0, att); // TODO macro
+    lcdDrawText(x, y, STR_EMPTY, att);
   }
   else if (idx <= MIXSRC_LAST_INPUT) {
     lcdDrawChar(x+2, y+1, CHR_INPUT, TINSIZE);
diff --git a/radio/src/gui/colorlcd/special_functions.cpp b/radio/src/gui/colorlcd/special_functions.cpp
index 92a1d6fbc9b..5c2fa1103d7 100644
--- a/radio/src/gui/colorlcd/special_functions.cpp
+++ b/radio/src/gui/colorlcd/special_functions.cpp
@@ -518,7 +518,7 @@ class SpecialFunctionButton : public Button
         else if (value == NUM_STICKS + 1)
           text = std::string(STR_CHANS);
         else
-          text = TEXT_AT_INDEX(STR_VSRCRAW, value);
+          text = getStickName(value - 1);
         dc->drawText(col1, line2, text.c_str(), COLOR_THEME_SECONDARY1);
         break;
       }
diff --git a/radio/src/gui/colorlcd/switch_warn_dialog.cpp b/radio/src/gui/colorlcd/switch_warn_dialog.cpp
index aa22cbc7ce3..796894d73c2 100644
--- a/radio/src/gui/colorlcd/switch_warn_dialog.cpp
+++ b/radio/src/gui/colorlcd/switch_warn_dialog.cpp
@@ -92,7 +92,7 @@ void SwitchWarnDialog::checkEvents()
       if (!IS_POT_SLIDER_AVAILABLE(POT1 + i)) { continue; }
       if ( (g_model.potsWarnEnabled & (1 << i))) {
         if (abs(g_model.potsWarnPosition[i] - GET_LOWRES_POT_POSITION(i)) > 1) {
-          warn_txt += STR_VSRCRAW[POT1 + i + 1];
+          warn_txt += getPotName(i);
         }
       }
     }
diff --git a/radio/src/gui/gui_common.cpp b/radio/src/gui/gui_common.cpp
index 993c47c3c74..9c106305ecf 100644
--- a/radio/src/gui/gui_common.cpp
+++ b/radio/src/gui/gui_common.cpp
@@ -26,21 +26,11 @@
   #include "extmodule_serial_driver.h"
 #endif
 
-#if defined(PCBFRSKY) || defined(PCBFLYSKY)
 uint8_t switchToMix(uint8_t source)
 {
   div_t qr = div(source-1, 3);
-  return qr.quot+MIXSRC_FIRST_SWITCH;
+  return qr.quot + MIXSRC_FIRST_SWITCH;
 }
-#else
-uint8_t switchToMix(uint8_t source)
-{
-  if (source <= 3)
-    return MIXSRC_3POS;
-  else
-    return MIXSRC_FIRST_SWITCH - 3 + source;
-}
-#endif
 
 int circularIncDec(int current, int inc, int min, int max, IsValueAvailable isValueAvailable)
 {
@@ -192,10 +182,10 @@ bool isSourceAvailable(int source)
 #endif
 
   if (source >= MIXSRC_FIRST_POT && source <= MIXSRC_LAST_POT) {
-    return IS_POT_SLIDER_AVAILABLE(POT1+source - MIXSRC_FIRST_POT);
+    return IS_POT_SLIDER_AVAILABLE(source - MIXSRC_FIRST_POT);
   }
 
-#if defined(PCBX10)
+#if defined(PCBHORUS) && !defined(PCBX12S)
   if (source >= MIXSRC_MOUSE1 && source <= MIXSRC_MOUSE2)
     return false;
 #endif
diff --git a/radio/src/storage/yaml/yaml_datastructs_funcs.cpp b/radio/src/storage/yaml/yaml_datastructs_funcs.cpp
index 9a0621c5ccc..3a3cb0fe626 100644
--- a/radio/src/storage/yaml/yaml_datastructs_funcs.cpp
+++ b/radio/src/storage/yaml/yaml_datastructs_funcs.cpp
@@ -1413,7 +1413,7 @@ static bool w_customFn(void* user, uint8_t* data, uint32_t bitoffs,
       break;
     default:
       if (value > 0 && value < NUM_STICKS + 1) {
-        str = yaml_output_enum(value - 1 + MIXSRC_FIRST_STICK, enum_MixSources);
+        str = analogGetCanonicalStickName(value - 1);
         if (str && !wf(opaque, str, strlen(str))) return false;
       }
     }
diff --git a/radio/src/strhelpers.cpp b/radio/src/strhelpers.cpp
index 984a141c00c..075fe2c0812 100644
--- a/radio/src/strhelpers.cpp
+++ b/radio/src/strhelpers.cpp
@@ -621,10 +621,33 @@ char *getSourceString(char (&dest)[L], mixsrc_t idx)
     }
     strncpy(pos, name, dest_len - 1);
     pos[dest_len - 1] = '\0';
+
+  }
+#if defined(PCBHORUS)
+  else if (idx <= MIXSRC_MOUSE2) {
+    // TODO
+  }
+#endif
+#if defined(IMU)
+  else if (idx <= MIXSRC_TILT_Y) {
+    idx -= MIXSRC_TILT_X;
+    getStringAtIndex(dest, STR_IMU_VSRCRAW, idx);
+  }
+#endif
+#if defined(PCBHORUS)
+  else if (idx <= MIXSRC_LAST_SPACEMOUSE) {
+    idx -= MIXSRC_FIRST_SPACEMOUSE;
+    getStringAtIndex(dest, STR_SM_VSRCRAW, idx);
+  }
+#endif
+  else if (idx == MIXSRC_MAX) {
+    copyToTerminated(dest, "MAX");
+  } else if (idx <= MIXSRC_LAST_HELI) {
+    idx -= MIXSRC_FIRST_HELI;
+    getStringAtIndex(dest, STR_CYC_VSRCRAW, idx);
   } else if (idx <= MIXSRC_LAST_TRIM) {
-    // TODO: trim strings
-    // idx -= MIXSRC_Rud;
-    // getStringAtIndex(dest, STR_VSRCRAW, idx + 1);
+    idx -= MIXSRC_FIRST_TRIM;
+    getStringAtIndex(dest, STR_TRIMS_VSRCRAW, idx);
   } else if (idx <= MIXSRC_LAST_SWITCH) {
     idx -= MIXSRC_FIRST_SWITCH;
     char* pos = strAppend(dest, STR_CHAR_SWITCH, sizeof(STR_CHAR_SWITCH) - 1);
diff --git a/radio/src/switches.cpp b/radio/src/switches.cpp
index 7bf34c55d18..ad6e9c92084 100644
--- a/radio/src/switches.cpp
+++ b/radio/src/switches.cpp
@@ -537,7 +537,7 @@ bool getSwitch(swsrc_t swtch, uint8_t flags)
   if (swtch == SWSRC_NONE)
     return true;
 
-  uint8_t cs_idx = abs(swtch);
+  uint16_t cs_idx = abs(swtch);
 
   if (cs_idx == SWSRC_ONE) {
     result = !s_mixer_first_run_done;
diff --git a/radio/src/tests/CMakeLists.txt b/radio/src/tests/CMakeLists.txt
index 6c7eacf6a1b..87c11cb8534 100644
--- a/radio/src/tests/CMakeLists.txt
+++ b/radio/src/tests/CMakeLists.txt
@@ -40,7 +40,9 @@ if(GTEST_INCDIR AND GTEST_SRCDIR AND Qt5Widgets_FOUND)
   endif()
 
 
-  file(GLOB TEST_SRC_FILES ${RADIO_SRC_DIR}/tests/*.cpp)
+  file(GLOB TEST_SRC_FILES ${RADIO_SRC_DIR}/tests/*.cpp
+    CONFIGURE_DEPENDS "${RADIO_SRC_DIR}/tests/*.cpp")
+
   set(TEST_SRC_FILES ${TEST_SRC_FILES}
     ${CMAKE_CURRENT_SOURCE_DIR}/location.h
     ${SIMU_SRC}
diff --git a/radio/src/tests/functions.cpp b/radio/src/tests/functions.cpp
index d1743c60b9b..860e77f12fb 100644
--- a/radio/src/tests/functions.cpp
+++ b/radio/src/tests/functions.cpp
@@ -27,9 +27,13 @@ TEST_F(SpecialFunctionsTest, SwitchFiledSize)
 {
   // test the size of swtch member
   g_model.customFn[0].swtch = SWSRC_LAST;
-  EXPECT_EQ(g_model.customFn[0].swtch, SWSRC_LAST) << "CustomFunctionData.swtch member is too small to hold all possible values";
+  EXPECT_EQ(g_model.customFn[0].swtch, SWSRC_LAST)
+      << "CustomFunctionData.swtch member is too small to hold all possible "
+         "values";
   g_model.customFn[0].swtch = -SWSRC_LAST;
-  EXPECT_EQ(g_model.customFn[0].swtch, -SWSRC_LAST) << "CustomFunctionData.swtch member is too small to hold all possible values";
+  EXPECT_EQ(g_model.customFn[0].swtch, -SWSRC_LAST)
+      << "CustomFunctionData.swtch member is too small to hold all possible "
+         "values";
 }
 
 #if defined(PCBFRSKY)
diff --git a/radio/src/tests/sources.cpp b/radio/src/tests/sources.cpp
new file mode 100644
index 00000000000..6a655bb5811
--- /dev/null
+++ b/radio/src/tests/sources.cpp
@@ -0,0 +1,117 @@
+/*
+ * Copyright (C) EdgeTX
+ *
+ * Based on code named
+ *   opentx - https://github.com/opentx/opentx
+ *   th9x - http://code.google.com/p/th9x
+ *   er9x - http://code.google.com/p/er9x
+ *   gruvin9x - http://code.google.com/p/gruvin9x
+ *
+ * License GPLv2: http://www.gnu.org/licenses/gpl-2.0.html
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ */
+
+#include "gtests.h"
+
+#include "storage/yaml/yaml_tree_walker.h"
+#include "storage/yaml/yaml_parser.h"
+#include "storage/yaml/yaml_datastructs.h"
+#include "storage/yaml/yaml_bits.h"
+
+static const char _radio_config[] =
+    "potsConfig: \n"
+    "   P1:\n"
+    "      type: without_detent\n"
+    "      name: \"\"\n"
+    "   P2:\n"
+    "      type: multipos_switch\n"
+    "      name: \"\"\n"
+    "   P3:\n"
+    "      type: with_detent\n"
+    "      name: \"\"\n"
+    "   SL1:\n"
+    "      type: slider\n"
+    "      name: \"\"\n"
+    "   SL2:\n"
+    "      type: slider\n"
+    "      name: \"\"\n"
+    "switchConfig: \n"
+    "   SA:\n"
+    "      type: 3pos\n"
+    "      name: \"\"\n"
+    "   SB:\n"
+    "      type: 3pos\n"
+    "      name: \"\"\n"
+    "   SC:\n"
+    "      type: 3pos\n"
+    "      name: \"\"\n"
+    "   SD:\n"
+    "      type: 3pos\n"
+    "      name: \"\"\n"
+    "   SE:\n"
+    "      type: 3pos\n"
+    "      name: \"\"\n"
+    "   SF:\n"
+    "      type: 2pos\n"
+    "      name: \"\"\n"
+    "   SG:\n"
+    "      type: 3pos\n"
+    "      name: \"\"\n"
+    "   SH:\n"
+    "      type: toggle\n"
+    "      name: \"\"\n";
+
+static void loadRadioYamlStr(const char* str)
+{
+  YamlTreeWalker tree;
+  tree.reset(get_radiodata_nodes(), (uint8_t*)&g_eeGeneral);
+
+  YamlParser yp;
+  yp.init(YamlTreeWalker::get_parser_calls(), &tree);
+
+  size_t len = strlen(str);
+  yp.parse(str, len);
+}
+
+TEST(Sources, getSourceString)
+{
+  loadRadioYamlStr(_radio_config);
+
+#if defined(IMU)
+  EXPECT_STREQ(getSourceString(MIXSRC_TILT_X), "TltX");
+  EXPECT_STREQ(getSourceString(MIXSRC_TILT_Y), "TltY");
+#endif
+
+#if defined(PCBHORUS)
+  EXPECT_STREQ(getSourceString(MIXSRC_SPACEMOUSE_A), "smA");
+  EXPECT_STREQ(getSourceString(MIXSRC_SPACEMOUSE_B), "smB");
+  EXPECT_STREQ(getSourceString(MIXSRC_SPACEMOUSE_C), "smC");
+  EXPECT_STREQ(getSourceString(MIXSRC_SPACEMOUSE_D), "smD");
+  EXPECT_STREQ(getSourceString(MIXSRC_SPACEMOUSE_E), "smE");
+  EXPECT_STREQ(getSourceString(MIXSRC_SPACEMOUSE_F), "smF");
+#endif
+
+  EXPECT_STREQ(getSourceString(MIXSRC_MAX), "MAX");
+
+#if defined(HELI)
+  EXPECT_STREQ(getSourceString(MIXSRC_FIRST_HELI), "CYC1");
+  EXPECT_STREQ(getSourceString(MIXSRC_FIRST_HELI + 1), "CYC2");
+  EXPECT_STREQ(getSourceString(MIXSRC_FIRST_HELI + 2), "CYC3");
+#else
+  EXPECT_STREQ(getSourceString(MIXSRC_FIRST_HELI), "[C1]");
+  EXPECT_STREQ(getSourceString(MIXSRC_FIRST_HELI + 1), "[C2]");
+  EXPECT_STREQ(getSourceString(MIXSRC_FIRST_HELI + 2), "[C3]");
+#endif
+
+  EXPECT_STREQ(getSourceString(MIXSRC_TrimRud), STR_CHAR_TRIM "Rud");
+  EXPECT_STREQ(getSourceString(MIXSRC_TrimEle), STR_CHAR_TRIM "Ele");
+  EXPECT_STREQ(getSourceString(MIXSRC_TrimThr), STR_CHAR_TRIM "Thr");
+}
diff --git a/radio/src/translations.cpp b/radio/src/translations.cpp
index cb21b7d0726..b464f160e21 100644
--- a/radio/src/translations.cpp
+++ b/radio/src/translations.cpp
@@ -53,6 +53,14 @@ ISTR(VTELEMSCREENTYPE);
 ISTR(VKEYS);
 ISTR(VSWITCHES);
 ISTR(VSRCRAW);
+#if defined(IMU)
+ISTR(IMU_VSRCRAW);
+#endif
+#if defined(PCBHORUS)
+ISTR(SM_VSRCRAW);
+#endif
+ISTR(CYC_VSRCRAW);
+ISTR(TRIMS_VSRCRAW);
 ISTR(ROTARY_ENC_OPT);
 ISTR(VTMRMODES);
 ISTR(VPERSISTENT);
diff --git a/radio/src/translations.h b/radio/src/translations.h
index 3a168823f00..660011f0fd8 100644
--- a/radio/src/translations.h
+++ b/radio/src/translations.h
@@ -143,7 +143,14 @@ extern const char* STR_VSWASHTYPE[];
 
 extern const char* STR_VKEYS[];
 extern const char* STR_VSWITCHES[];
-extern const char* STR_VSRCRAW[];
+#if defined(IMU)
+extern const char* STR_IMU_VSRCRAW[];
+#endif
+#if defined(PCBHORUS)
+extern const char* STR_SM_VSRCRAW[];
+#endif
+extern const char* STR_CYC_VSRCRAW[];
+extern const char* STR_TRIMS_VSRCRAW[];
 
 extern const char* STR_ROTARY_ENC_OPT[];