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index fc1bb9b..9d67049 100644
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+++ b/.obsidian/workspace.json
@@ -255,9 +255,23 @@
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+              "title": "OneSec Propulsion System"
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+    "0 Journal/0 Daily/2025-09-30.md",
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diff --git a/Temporary/OneSec Propulsion System.md b/Temporary/OneSec Propulsion System.md
new file mode 100644
index 0000000..f298e69
--- /dev/null
+++ b/Temporary/OneSec Propulsion System.md	
@@ -0,0 +1,20 @@
+---
+title: OneSec Propulsion System
+created_date: 2025-10-02
+updated_date: 2025-10-02
+aliases:
+tags:
+---
+# OneSec Propulsion System
+
+## Overview
+- Propulsion harness
+	- 4 servos:
+		- power 70V
+		- pwm line (2x)
+	- i2c line with 4 sensors:
+		- 2x angle sensor
+		- ambient light detection
+		- temperature and humidity sensor
+	- User RGB light
+	- 
\ No newline at end of file