問CD workshop送套件

問CD workshop送套件.

1)電源瀘波
欠電阻.要買幾多數席.幾大V數,焊接時那一個零件要分十∕一.怎樣分.

2)綠燈
可在那裡另購買多D.

3)74HC Chip
應加在CD那裡.加後有什麼妀進

74HC Chip

我想問下.我CD機是否有.如果有我便不想加上.

KK

Thanks for you quick respond.

Could you comfirm my CD Player already install 74 HC chip :?:

Rgds

I still not yet to rec'd any info about

1)電源瀘波
欠電阻.要買幾多數席.幾大V數,焊接時那一個零件要分十∕一.怎樣分.

How can I post finished PCB online for your review before actual connection.

Can I got that info for my first step to modify my CD Player.

Rgds

Thanks

can I to know is it  filter will work 100V to 220V

it is correct, include Resistor????

I haven't any idea which is input/output point,

compare to other class CD work shop, my filter still miss a part????

here is my filter

The photo from other class CD workshop,

May I to know anyone finish this work.

KK

Thanks for you so much

Tomorrow will be change 10M 1W.

Any part mistake????

finish work for Green light