diff --git a/scenes/pribor-prd-v/pribor_prd_v.gd b/scenes/pribor-prd-v/pribor_prd_v.gd
index 51fd951..01f9134 100644
--- a/scenes/pribor-prd-v/pribor_prd_v.gd
+++ b/scenes/pribor-prd-v/pribor_prd_v.gd
@@ -44,6 +44,12 @@ func _ready() -> void:
 
 
 func set_default_state() -> void:
+    $kasseta_P_1/ref_A19.state = STATE_VAL.NONE
+    $kasseta_P_1/ref_A20.state = STATE_VAL.NONE
+    $kasseta_P_1/ref_A21.state = STATE_VAL.NONE
+    $maa2000_A23.state = STATE_VAL.NONE
+    $maa2000_A22.state = STATE_VAL.NONE
+    
     for group in get_tree().get_nodes_in_group('power_amplifier'):
         group.state = STATE_VAL.NONE
 
@@ -213,7 +219,7 @@ func _on_control_fs(mode: bool) -> void:
     var fs_arr: Array
     if mode:
         flag_control = true
-        interfer_name = 'srnm2'
+        interfer_name = 'k1'
         fs_arr = [[90.0, 2450.0, 1500.0, 23]]
     else:
         flag_control = false