This is an introduction to a very inexpensive, signal generator sold on Amazon.
Product assembly, operability, and a simple characterization using an oscilloscope will also be covered.
Finally, I will also introduce some precautions and my own modification methods.

Overview
00:00 Theme of this session
00:54 Opening the package
02:04 Assembly
10:07 Evaluation
14:26 Comments and modifications

Products
KKHMF XR2206 Signal Generator High Precision Function Signal Generator
https://amzn.asia/d/03G7Ksa
Stand Loupe Magnifier Fixed Clip
https://amzn.asia/d/dCaGFez

Reference Video
Basics of decibels, not just sound level
   • 音の大きさだけじゃないデシベルの基礎  

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Next time
OpAmp? OR Arduino? OR RF Amp? OR A simple tester?　*Please note
High School Physics:.
High School Math:.
Chemistry:.

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