diff --git a/src/controller/model_utils/hamming_code_seven_four.rs b/src/controller/model_utils/hamming_code_seven_four.rs
index 85df18c..6cf4328 100644
--- a/src/controller/model_utils/hamming_code_seven_four.rs
+++ b/src/controller/model_utils/hamming_code_seven_four.rs
@@ -2,7 +2,7 @@ use std::collections::HashMap;
 use std::sync::LazyLock;
 
 use crate::{
-    controller::view_utils::{hamming_code_input_utils::*, input_utils::*},
+    controller::view_utils::{hamming_code_utils::*, input_utils::*},
     model::{models::*, Result},
 };
 
diff --git a/src/controller/view_utils/hamming_code_utils.rs b/src/controller/view_utils/hamming_code_utils.rs
new file mode 100644
index 0000000..c402f43
--- /dev/null
+++ b/src/controller/view_utils/hamming_code_utils.rs
@@ -0,0 +1,8 @@
+use gtk4 as gtk;
+
+use crate::{
+    model::{models::*, Result},
+    model_utils::hamming_code_seven_four::*,
+};
+use gtk::{prelude::*, *};
+
diff --git a/src/controller/view_utils/mod.rs b/src/controller/view_utils/mod.rs
index de190f2..0091104 100644
--- a/src/controller/view_utils/mod.rs
+++ b/src/controller/view_utils/mod.rs
@@ -1,4 +1,3 @@
-pub mod hamming_code_input_utils;
+pub mod hamming_code_utils;
 pub mod input_utils;
-pub mod signal_reduce_input_utils;
-
+pub mod signal_reduce_utils;
diff --git a/src/controller/view_utils/signal_reduce_utils.rs b/src/controller/view_utils/signal_reduce_utils.rs
new file mode 100644
index 0000000..e807d48
--- /dev/null
+++ b/src/controller/view_utils/signal_reduce_utils.rs
@@ -0,0 +1,14 @@
+use gtk4 as gtk;
+
+use std::str::FromStr;
+
+use crate::{
+    model::{models::SignalReduce, Error, Frequency, Result},
+    model_utils::signal_reducer::*,
+    view::components::input::Input,
+};
+
+use gtk::{
+    prelude::{Cast, CastNone, EditableExt, ListItemExt, ObjectExt, WidgetExt},
+    ColumnView, Entry, Label, ListItem, SignalListItemFactory,
+};
diff --git a/src/view/pages/hamming_code.rs b/src/view/pages/hamming_code.rs
index ab0d3fa..c37a677 100644
--- a/src/view/pages/hamming_code.rs
+++ b/src/view/pages/hamming_code.rs
@@ -6,7 +6,7 @@ use crate::{
         components::{info_bar::InfoBar, input::Input, wrapper::*},
         properties::*,
     },
-    view_utils::{hamming_code_input_utils::start_hamming_algorithm, input_utils::clearing},
+    view_utils::{hamming_code_utils::start_hamming_algorithm, input_utils::clearing},
 };
 
 use gtk::{glib::clone, prelude::*, *};
diff --git a/src/view/pages/signal_reducing.rs b/src/view/pages/signal_reducing.rs
index d13508f..99eb946 100644
--- a/src/view/pages/signal_reducing.rs
+++ b/src/view/pages/signal_reducing.rs
@@ -1,31 +1,25 @@
-use std::cell::Cell;
-use std::rc::Rc;
+use std::{cell::Cell, rc::Rc};
 
 use crate::{
     model::{builder_traits::Product, models::SignalReduce, Frequency},
-    model_utils::signal_reducer::{
-        coef_of_signal_reduce, full_resistance_of_capacitor, reactive_resistance_of_capacitor,
-        voltage_from_signal_source,
-    },
+    model_utils::signal_reducer::{find_by_frequency_value, set_default_values},
     view::{
         components::{info_bar::InfoBar, input::Input},
         properties::*,
     },
-    view_utils::signal_reduce_input_utils::{get_error_message, parse_fields},
+    view_utils::signal_reduce_utils::*,
 };
 
 use glib::clone;
 
-extern crate gio;
-
 use gio::ListStore;
 
 use gtk::{
-    prelude::{BoxExt, ButtonExt, Cast, CastNone, GridExt, ListItemExt, SorterExt},
-    Align, WrapMode, *,
+    prelude::{BoxExt, ButtonExt, Cast, GridExt, SorterExt},
+    Align, *,
 };
+
 use gtk4 as gtk;
-use prelude::ListModelExt;
 
 pub fn signal_reducing_page(wrapper: &Box) {
     let values = Rc::new(Cell::new(SignalReduce::default()));