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-   -   My First LM4702 Thread (http://www.diyaudio.com/forums/chip-amps/220841-my-first-lm4702-thread.html)

layws 2nd October 2012 01:33 PM

My First LM4702 Thread
 
Hi! This is my first post thread, and DIY power ampilite project.

Ouput with seaken STD03N and STD03P





http://layws.myweb.hinet.net/DIYAudio/AP-5.JPG

http://layws.myweb.hinet.net/DIYAudio/AP-6.JPG

http://layws.myweb.hinet.net/DIYAudio/AP-8.JPG

http://layws.myweb.hinet.net/DIYAudio/AP-9.JPG

http://layws.myweb.hinet.net/DIYAudio/AP-10.JPG

http://layws.myweb.hinet.net/DIYAudio/AP-11.JPG

layws 2nd October 2012 01:38 PM

LM4702 DIY thread
 
My first DIY project with LM4702 and seaken STD03N and STD03P

http://layws.myweb.hinet.net/DIYAudio/AP-1.JPG
http://layws.myweb.hinet.net/DIYAudio/AP-2.JPG
http://layws.myweb.hinet.net/DIYAudio/AP-3.JPG
http://layws.myweb.hinet.net/DIYAudio/AP-4.JPG

layws 2nd October 2012 03:39 PM

power source

http://layws.myweb.hinet.net/DIYAudio/PW-1.JPG

http://layws.myweb.hinet.net/DIYAudio/PW-2.JPG

layws 2nd October 2012 03:41 PM

Speaker protection

http://layws.myweb.hinet.net/DIYAudio/PTG-1.JPG

http://layws.myweb.hinet.net/DIYAudio/PTG-2.JPG
http://layws.myweb.hinet.net/DIYAudio/PTG-3.JPG

layws 2nd October 2012 03:43 PM

Speaker protection, use NEC upc1237 IC


http://layws.myweb.hinet.net/DIYAudio/PTG-1.JPG

http://layws.myweb.hinet.net/DIYAudio/PTG-2.JPG

http://layws.myweb.hinet.net/DIYAudio/PTG-3.JPG

hand_rich 9th December 2012 05:48 AM

Good job... how about sound quality ??

rimian 9th December 2012 08:08 AM

Nice work. The photos look great too!

AndrewT 9th December 2012 12:15 PM

attach pics, instead of using a remote server that automatically downloads the whole set of files in full.

microx 1st January 2014 06:58 AM

source for board
 
Hi layws, could you tell me where you get the amplifier boards from, microx

layws 1st January 2014 07:11 AM

Quote:

Originally Posted by microx (Post 3760084)
Hi layws, could you tell me where you get the amplifier boards from, microx

Hi!
This made oneself. I not have another board now.


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