diff --git a/docs/电子基础/Signals_and_Systems_AVO.en.md b/docs/电子基础/Signals_and_Systems_AVO.en.md
new file mode 100644
index 00000000..0483664d
--- /dev/null
+++ b/docs/电子基础/Signals_and_Systems_AVO.en.md
@@ -0,0 +1,20 @@
+# MIT 6.007 Signals and Systems
+
+## Descriptions
+
+- Offered by: MIT
+- Prerequisites: Calculus, Linear Algebra
+- Programming Languages: Matlab Preferred
+- Difficulty: 🌟🌟
+- Class Hour: 50-70 hours
+
+The name of the instructor: Prof. Alan V. Oppenheim
+
+Okay, enough reason to take this class.
+
+## Course Resources
+
+- Course Website: <https://ocw.mit.edu/resources/res-6-007-signals-and-systems-spring-2011/index.htm>
+- Recordings: <https://www.bilibili.com/video/BV1CZ4y1j7hs>
+- Textbooks: Signals and Systems, 2nd Edition
+- Assignments: <https://ocw.mit.edu/resources/res-6-007-signals-and-systems-spring-2011/assignments>