diff --git a/applications/main/infrared/infrared.c b/applications/main/infrared/infrared.c
index 14729e0d8..a88306cc5 100644
--- a/applications/main/infrared/infrared.c
+++ b/applications/main/infrared/infrared.c
@@ -3,6 +3,8 @@
 #include <string.h>
 #include <dolphin/dolphin.h>
 
+#define INFRARED_TX_MIN_INTERVAL_MS 50U
+
 static const NotificationSequence* infrared_notification_sequences[] = {
     &sequence_success,
     &sequence_set_only_green_255,
@@ -308,10 +310,13 @@ bool infrared_rename_current_remote(Infrared* infrared, const char* name) {
 
 void infrared_tx_start_signal(Infrared* infrared, InfraredSignal* signal) {
     if(infrared->app_state.is_transmitting) {
-        FURI_LOG_D(INFRARED_LOG_TAG, "Transmitter is already active");
         return;
-    } else {
-        infrared->app_state.is_transmitting = true;
+    }
+
+    const uint32_t time_elapsed = furi_get_tick() - infrared->app_state.last_transmit_time;
+
+    if(time_elapsed < INFRARED_TX_MIN_INTERVAL_MS) {
+        return;
     }
 
     if(infrared_signal_is_raw(signal)) {
@@ -328,6 +333,8 @@ void infrared_tx_start_signal(Infrared* infrared, InfraredSignal* signal) {
     infrared_worker_tx_set_get_signal_callback(
         infrared->worker, infrared_worker_tx_get_signal_steady_callback, infrared);
     infrared_worker_tx_start(infrared->worker);
+
+    infrared->app_state.is_transmitting = true;
 }
 
 void infrared_tx_start_button_index(Infrared* infrared, size_t button_index) {
@@ -337,26 +344,24 @@ void infrared_tx_start_button_index(Infrared* infrared, size_t button_index) {
     InfraredSignal* signal = infrared_remote_button_get_signal(button);
 
     infrared_tx_start_signal(infrared, signal);
-    infrared_play_notification_message(infrared, InfraredNotificationMessageBlinkStartSend);
 }
 
 void infrared_tx_start_received(Infrared* infrared) {
     infrared_tx_start_signal(infrared, infrared->received_signal);
-    infrared_play_notification_message(infrared, InfraredNotificationMessageBlinkStartSend);
 }
 
 void infrared_tx_stop(Infrared* infrared) {
     if(!infrared->app_state.is_transmitting) {
-        FURI_LOG_D(INFRARED_LOG_TAG, "Transmitter is already stopped");
         return;
-    } else {
-        infrared->app_state.is_transmitting = false;
     }
 
     infrared_worker_tx_stop(infrared->worker);
     infrared_worker_tx_set_get_signal_callback(infrared->worker, NULL, NULL);
 
     infrared_play_notification_message(infrared, InfraredNotificationMessageBlinkStop);
+
+    infrared->app_state.is_transmitting = false;
+    infrared->app_state.last_transmit_time = furi_get_tick();
 }
 
 void infrared_text_store_set(Infrared* infrared, uint32_t bank, const char* text, ...) {
diff --git a/applications/main/infrared/infrared_i.h b/applications/main/infrared/infrared_i.h
index 72800d994..55b70fc5e 100644
--- a/applications/main/infrared/infrared_i.h
+++ b/applications/main/infrared/infrared_i.h
@@ -70,6 +70,7 @@ typedef struct {
     InfraredEditTarget edit_target : 8;
     InfraredEditMode edit_mode : 8;
     int32_t current_button_index;
+    uint32_t last_transmit_time;
 } InfraredAppState;
 
 struct Infrared {
diff --git a/applications/main/nfc/scenes/nfc_scene_read_card_success.c b/applications/main/nfc/scenes/nfc_scene_read_card_success.c
index 9b2a2188e..ee80ee768 100644
--- a/applications/main/nfc/scenes/nfc_scene_read_card_success.c
+++ b/applications/main/nfc/scenes/nfc_scene_read_card_success.c
@@ -46,6 +46,9 @@ bool nfc_scene_read_card_success_on_event(void* context, SceneManagerEvent event
         if(event.event == GuiButtonTypeLeft) {
             consumed = scene_manager_previous_scene(nfc->scene_manager);
         }
+    } else if(event.type == SceneManagerEventTypeBack) {
+        consumed =
+            scene_manager_search_and_switch_to_previous_scene(nfc->scene_manager, NfcSceneStart);
     }
     return consumed;
 }
diff --git a/lib/subghz/protocols/came.c b/lib/subghz/protocols/came.c
index bed26d7d2..00e2f49f2 100644
--- a/lib/subghz/protocols/came.c
+++ b/lib/subghz/protocols/came.c
@@ -117,13 +117,25 @@ static bool subghz_protocol_encoder_came_get_upload(SubGhzProtocolEncoderCame* i
         instance->encoder.size_upload = size_upload;
     }
     //Send header
-    instance->encoder.upload[index++] = level_duration_make(
-        false,
-        (((instance->generic.data_count_bit == CAME_24_COUNT_BIT) ||
-          (instance->generic.data_count_bit ==
-           subghz_protocol_came_const.min_count_bit_for_found)) ?
-             (uint32_t)subghz_protocol_came_const.te_short * 76 :
-             (uint32_t)subghz_protocol_came_const.te_short * 39));
+    // CAME 24 Bit = 24320 us
+    if(instance->generic.data_count_bit == CAME_24_COUNT_BIT) {
+        instance->encoder.upload[index++] =
+            level_duration_make(false, (uint32_t)subghz_protocol_came_const.te_short * 76);
+    } else if(
+        (instance->generic.data_count_bit == subghz_protocol_came_const.min_count_bit_for_found) ||
+        (instance->generic.data_count_bit == AIRFORCE_COUNT_BIT)) {
+        // CAME 12 Bit Original only! and Airforce protocol = 15040 us
+        instance->encoder.upload[index++] =
+            level_duration_make(false, (uint32_t)subghz_protocol_came_const.te_short * 47);
+    } else if(instance->generic.data_count_bit == PRASTEL_COUNT_BIT) {
+        // PRASTEL = 11520 us
+        instance->encoder.upload[index++] =
+            level_duration_make(false, (uint32_t)subghz_protocol_came_const.te_short * 36);
+    } else {
+        // Some wrong detected protocols, 5120 us
+        instance->encoder.upload[index++] =
+            level_duration_make(false, (uint32_t)subghz_protocol_came_const.te_short * 16);
+    }
     //Send start bit
     instance->encoder.upload[index++] =
         level_duration_make(true, (uint32_t)subghz_protocol_came_const.te_short);