diff --git a/src/MeshCore.h b/src/MeshCore.h
index cd0f72f1..33d351ca 100644
--- a/src/MeshCore.h
+++ b/src/MeshCore.h
@@ -77,6 +77,8 @@ public:
   virtual const char* getResetReasonString(uint32_t reason) { return "Not available"; }
   virtual uint8_t getShutdownReason() const { return 0; }
   virtual const char* getShutdownReasonString(uint8_t reason) { return "Not available"; }
+
+  inline static uint32_t n_cad_busy = 0;
 };
 
 /**
diff --git a/src/helpers/CommonCLI.cpp b/src/helpers/CommonCLI.cpp
index bb06542f..2381cce2 100644
--- a/src/helpers/CommonCLI.cpp
+++ b/src/helpers/CommonCLI.cpp
@@ -1653,7 +1653,7 @@ void CommonCLI::handleGetCmd(uint32_t sender_timestamp, char* command, char* rep
   } else if (memcmp(config, "int.thresh", 10) == 0) {
     sprintf(reply, "> %d", (uint32_t) _prefs->interference_threshold);
   } else if (memcmp(config, "cad", 3) == 0) {
-    sprintf(reply, "> %s", _prefs->cad_enabled ? "on" : "off");
+    sprintf(reply, "> %s. # channel busy: %u", _prefs->cad_enabled ? "on" : "off", _board->n_cad_busy);
   } else if (memcmp(config, "agc.reset.interval", 18) == 0) {
     sprintf(reply, "> %d", ((uint32_t) _prefs->agc_reset_interval) * 4);
   } else if (memcmp(config, "multi.acks", 10) == 0) {
diff --git a/src/helpers/ESP32Board.cpp b/src/helpers/ESP32Board.cpp
index 12715b7e..2436c6ae 100644
--- a/src/helpers/ESP32Board.cpp
+++ b/src/helpers/ESP32Board.cpp
@@ -89,7 +89,7 @@ void ESP32Board::enterDeepSleep(uint32_t secs) {
   #ifdef P_LORA_NSS
   // Keep LoRa inactive during deepsleep
   digitalWrite(P_LORA_NSS, HIGH);
-#if CONFIG_IDF_TARGET_ESP32C3
+#if defined(CONFIG_IDF_TARGET_ESP32C3) || defined(CONFIG_IDF_TARGET_ESP32C6)
   gpio_hold_en((gpio_num_t)P_LORA_NSS);
 #else
   rtc_gpio_hold_en((gpio_num_t)P_LORA_NSS);
diff --git a/src/helpers/radiolib/RadioLibWrappers.cpp b/src/helpers/radiolib/RadioLibWrappers.cpp
index 5e72336c..66606362 100644
--- a/src/helpers/radiolib/RadioLibWrappers.cpp
+++ b/src/helpers/radiolib/RadioLibWrappers.cpp
@@ -69,8 +69,8 @@ void RadioLibWrapper::doResetAGC() {
 }
 
 void RadioLibWrapper::resetAGC() {
-  // make sure we're not mid-receive of packet!
-  if ((state & STATE_INT_READY) != 0 || isReceivingPacket()) return;
+  // make sure we're not mid-receiving and mid-sending of packet!
+  if ((state & STATE_INT_READY) != 0 || isReceivingPacket() || (state == STATE_TX_WAIT)) return;
 
   doResetAGC();
   state = STATE_IDLE;   // trigger a startReceive()
@@ -195,7 +195,10 @@ bool RadioLibWrapper::isChannelActive() {
     // try to read a non-existent packet and count a spurious recv error.
     state = STATE_IDLE;
     startRecv();
-    if (result != RADIOLIB_CHANNEL_FREE) return true;
+    if (result != RADIOLIB_CHANNEL_FREE) {
+      _board->n_cad_busy++;
+      return true;
+    }
   }
 
   return false;
diff --git a/variants/heltec_v4/platformio.ini b/variants/heltec_v4/platformio.ini
index e5a478c3..000c93bb 100644
--- a/variants/heltec_v4/platformio.ini
+++ b/variants/heltec_v4/platformio.ini
@@ -7,6 +7,7 @@ build_flags =
   -I variants/heltec_v4
   -D HELTEC_LORA_V4
   -D USE_SX1262
+  -D ARDUINO_USB_MODE=1
   -D ESP32_CPU_FREQ=80
   -D RADIO_CLASS=CustomSX1262
   -D WRAPPER_CLASS=CustomSX1262Wrapper
diff --git a/variants/lilygo_t_impulse_plus/TImpulsePlusBoard.h b/variants/lilygo_t_impulse_plus/TImpulsePlusBoard.h
index 6cee1255..5fafcad8 100644
--- a/variants/lilygo_t_impulse_plus/TImpulsePlusBoard.h
+++ b/variants/lilygo_t_impulse_plus/TImpulsePlusBoard.h
@@ -48,12 +48,10 @@ public:
   }
 
   void powerOff() override {
-
-    // turn off 3.3v
-    digitalWrite(RT9080_EN, LOW);
-
     // power off system
     NRF52Board::powerOff();
 
+    // turn off 3.3v
+    digitalWrite(RT9080_EN, LOW);
   }
 };
diff --git a/variants/lilygo_techo/TechoBoard.h b/variants/lilygo_techo/TechoBoard.h
index d8cde1fe..e957d2e5 100644
--- a/variants/lilygo_techo/TechoBoard.h
+++ b/variants/lilygo_techo/TechoBoard.h
@@ -24,6 +24,7 @@ public:
   }
 
   void powerOff() override {
+    NRF52Board::powerOff();
     #ifdef LED_RED
     digitalWrite(LED_RED, HIGH);
     #endif
@@ -39,6 +40,5 @@ public:
     #ifdef PIN_PWR_EN
     digitalWrite(PIN_PWR_EN, LOW);
     #endif
-    NRF52Board::powerOff();
   }
 };
diff --git a/variants/lilygo_techo_lite/TechoBoard.h b/variants/lilygo_techo_lite/TechoBoard.h
index 225ed831..f4c16016 100644
--- a/variants/lilygo_techo_lite/TechoBoard.h
+++ b/variants/lilygo_techo_lite/TechoBoard.h
@@ -22,6 +22,8 @@ public:
   }
 
   void powerOff() override {
+    NRF52Board::powerOff();
+
     digitalWrite(PIN_VBAT_MEAS_EN, LOW);
     #ifdef LED_RED
     digitalWrite(LED_RED, LOW);
@@ -38,6 +40,5 @@ public:
     #ifdef PIN_PWR_EN
     digitalWrite(PIN_PWR_EN, LOW);
     #endif
-    NRF52Board::powerOff();
   }
 };
\ No newline at end of file
diff --git a/variants/lilygo_techo_lite/variant.cpp b/variants/lilygo_techo_lite/variant.cpp
index 3cd82d70..2a56e586 100644
--- a/variants/lilygo_techo_lite/variant.cpp
+++ b/variants/lilygo_techo_lite/variant.cpp
@@ -22,8 +22,8 @@ void initVariant() {
 
   pinMode(LED_RED, OUTPUT);
   pinMode(LED_GREEN, OUTPUT);
-  pinMode(LED_BLUE, OUTPUT);
-  digitalWrite(LED_BLUE, HIGH);
+  // pinMode(LED_BLUE, OUTPUT);
+  // digitalWrite(LED_BLUE, HIGH);
   digitalWrite(LED_GREEN, HIGH);
   digitalWrite(LED_RED, HIGH);
 
diff --git a/variants/station_g3_esp32/StationG3Board.cpp b/variants/station_g3_esp32/StationG3Board.cpp
new file mode 100644
index 00000000..4a498311
--- /dev/null
+++ b/variants/station_g3_esp32/StationG3Board.cpp
@@ -0,0 +1,15 @@
+#include "StationG3Board.h"
+
+void StationG3Board::powerOff() {
+#ifdef P_PA1_EN
+  setPAModeHigh(false);
+  rtc_gpio_hold_en((gpio_num_t)P_PA1_EN);
+#endif
+
+#ifdef P_PRIMARY_LNA_EN
+  setPrimaryLNAControl(true);
+  rtc_gpio_hold_en((gpio_num_t)P_PRIMARY_LNA_EN);
+#endif
+
+  ESP32Board::powerOff();
+}
diff --git a/variants/station_g3_esp32/StationG3Board.h b/variants/station_g3_esp32/StationG3Board.h
index dc440d95..4b1fb81c 100644
--- a/variants/station_g3_esp32/StationG3Board.h
+++ b/variants/station_g3_esp32/StationG3Board.h
@@ -73,36 +73,7 @@ public:
     setPrimaryLNAControl(true);
   }
 
-  void enterDeepSleep(uint32_t secs, int pin_wake_btn = -1) {
-    esp_sleep_pd_config(ESP_PD_DOMAIN_RTC_PERIPH, ESP_PD_OPTION_ON);
-
-    rtc_gpio_set_direction((gpio_num_t)P_LORA_DIO_1, RTC_GPIO_MODE_INPUT_ONLY);
-    rtc_gpio_pulldown_en((gpio_num_t)P_LORA_DIO_1);
-
-    rtc_gpio_hold_en((gpio_num_t)P_LORA_NSS);
-
-#ifdef P_PA1_EN
-    setPAModeHigh(false);
-    rtc_gpio_hold_en((gpio_num_t)P_PA1_EN);
-#endif
-
-#ifdef P_PRIMARY_LNA_EN
-    setPrimaryLNAControl(true);
-    rtc_gpio_hold_en((gpio_num_t)P_PRIMARY_LNA_EN);
-#endif
-
-    if (pin_wake_btn < 0) {
-      esp_sleep_enable_ext1_wakeup((1ULL << P_LORA_DIO_1), ESP_EXT1_WAKEUP_ANY_HIGH);
-    } else {
-      esp_sleep_enable_ext1_wakeup((1ULL << P_LORA_DIO_1) | (1ULL << pin_wake_btn), ESP_EXT1_WAKEUP_ANY_HIGH);
-    }
-
-    if (secs > 0) {
-      esp_sleep_enable_timer_wakeup(secs * 1000000);
-    }
-
-    esp_deep_sleep_start();
-  }
+  void powerOff() override;
 
   uint16_t getBattMilliVolts() override {
     return 0;
diff --git a/variants/xiao_s3_wio/platformio.ini b/variants/xiao_s3_wio/platformio.ini
index 1c7e3d5a..a2392281 100644
--- a/variants/xiao_s3_wio/platformio.ini
+++ b/variants/xiao_s3_wio/platformio.ini
@@ -8,6 +8,7 @@ build_flags = ${esp32_base.build_flags}
   -I variants/xiao_s3_wio
   -UENV_INCLUDE_GPS
   -D SEEED_XIAO_S3
+  -D PIN_VBAT_READ=1   ; D0
   -D P_LORA_DIO_1=39
   -D P_LORA_NSS=41
   -D P_LORA_RESET=42   ; RADIOLIB_NC