A PCB with the name EFFENDY D-900BE caught my attention because there was someone’s code name on it
I was reminded of a well-known PCB and component trader in the online world called MUARIF EFFENDY. Is it him?.
EFFENDY consistently sells electronic module and component products from his online store. Maybe the Class D PCB with his name is his creation.
The following is the appearance of this EFFENDY stamp class D amplifier PCB:
HOW TO GET THIS PCB
You can purchase this PCB in olshop below:
TO PURCHASE THE MODULE EFFENDY D-900BE
- NABHAN 10 (CHECK PRICE)
- PATRICK 86 (CHECK PRICE)
- GUMELAR 98 (CHECK PRICE)
- TECHNO ZONE HUB (CHECK PRICE)
- AGAM3 (CHECK PRICE)
- BASARIA (CHECK PRICE)
- KORINA22 (CHECK PRICE)
TRACED SCHEMATIC DIAGRAM OF EFFENDY D-900BE
The following is the tracing result schematic of PCB number 355 with the name EFFENDY D-900BE:
Note: My traced schematic could be wrong.
The schematic is consists of many section block:
- Sine To Triangular Wave
- Buffer Amplifier
- Phase Shifter
- Pulse Width Modulator Converter
- MOSFET Final Amplifier
- LC Filter
- Speaker Protector
Various audio schematic inside this blog at THIS LINK.
Many DIY schematic in Yohan’s blog READ HERE.
Blogspot of Yohan From Indonesia in THIS LINK.