diff --git a/TEMA8/1.txt b/TEMA8/1.txt
new file mode 100644
index 0000000..de5b29f
--- /dev/null
+++ b/TEMA8/1.txt
@@ -0,0 +1,30 @@
+5.0
+5.0
+5.0
+0
+0
+0
+0
+0
+0
+0
+5.0
+5.0
+5.0
+0
+0
+0
+0
+0
+0
+0
+5.0
+5.0
+5.0
+0
+0
+0
+0
+0
+0
+0
diff --git a/TEMA8/iz.txt b/TEMA8/iz.txt
new file mode 100644
index 0000000..de5b29f
--- /dev/null
+++ b/TEMA8/iz.txt
@@ -0,0 +1,30 @@
+5.0
+5.0
+5.0
+0
+0
+0
+0
+0
+0
+0
+5.0
+5.0
+5.0
+0
+0
+0
+0
+0
+0
+0
+5.0
+5.0
+5.0
+0
+0
+0
+0
+0
+0
+0
diff --git a/TEMA8/mod1_var4.py b/TEMA8/mod1_var4.py
new file mode 100644
index 0000000..dc01438
--- /dev/null
+++ b/TEMA8/mod1_var4.py
@@ -0,0 +1,6 @@
+def generate_pulse_signal(amplitude, pulse_width, period, num_samples, filename):
+    signal = [amplitude if (i % period) < pulse_width else 0 for i in range(num_samples)]
+    with open(filename, 'w') as f:
+        for value in signal:
+            f.write(f"{value}\n")
+    return signal
\ No newline at end of file
diff --git a/TEMA8/mod2_var4.py b/TEMA8/mod2_var4.py
new file mode 100644
index 0000000..6550228
--- /dev/null
+++ b/TEMA8/mod2_var4.py
@@ -0,0 +1,10 @@
+from mod1_var4 import generate_pulse_signal
+
+amplitude = float(input("Амплитуда: "))
+pulse_width = int(input("Длительность импульса: "))
+period = int(input("Период: "))
+num_samples = int(input("Число отсчетов: "))
+filename = input("Имя файла: ")
+
+signal = generate_pulse_signal(amplitude, pulse_width, period, num_samples, filename)
+print("Сигнал создан и записан в файл:", filename)
\ No newline at end of file
diff --git a/TEMA8/mod3_var4.py b/TEMA8/mod3_var4.py
new file mode 100644
index 0000000..d6e42c2
--- /dev/null
+++ b/TEMA8/mod3_var4.py
@@ -0,0 +1,8 @@
+import mod2_var4
+print("Первые 10 строк из файла:")
+with open("iz.txt", 'r') as file:
+    for i, line in enumerate(file):
+        if i < 10:
+            print(f"Строка {i+1}: {line.strip()}")
+        else:
+            break
\ No newline at end of file