Schedule :
1. DIY PCB etching process (home edition)
Each student need to make their own PCB, and use in the headphone amplifier.
2. PCB routing technique. (High speed, Audio, Video, Digital)
Include the Grounding technique to min. the ground noise and AM sound feeling.
2.1 Willing teaching the LM317 / 337 voltage regulator, student can be DIY the module using in the tube amp.
3. PCB routing using computer software.
Student can download the Legal FREE version on web.
4. Circuit operation and basic electronic theory.
5. We are using headphone for teaching, it consist of EMI filter, Voltage rectififer and regulator board, and the Main amplifier board.
All circuit are located at same PCB. Size 75mm x 125mm.
6. Building the headphone amp board in the metal case. Mechnical technique will be learning.
7. Assemble, measuring and testing process will be done by each student in the class.
KK.Ho
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