Re: Yamaha FX500 Batteryless Mod!

 new new list compose Reply to this message Top page
Attachments:
+ (text/plain)
+ (text/html)
+ batteryless-stripboard.png (image/png)

Delete this message
Author: Kaz Kylheku
Date:  
To: Gt.ivan
CC: ADA MP-1 List, Music DIY
Subject: Re: Yamaha FX500 Batteryless Mod!

Hi George,

For the MP-1 mod, I didn't use a custom PCB. It is generic stripboard. Of course, to put any dual-inline-pin IC onto stripboard, you have to cut the traces, or get a stripboard which is prepared for this use already.

It is very simple:

So you can see that the two resistors and disconnection of Pin 26 are due to diligent adherence to the data sheet; perhaps the chip can work without them.

Crude diagram: