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Old 29th May 2010, 04:09 AM   #311
mane is offline mane  Philippines
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Quote:
Originally Posted by apexaudio View Post
741 can't be used, use TL071 it's not expensive.
ok... i found four tl072 in my boxes,ill use it instead thanks a lot apex, been a great help for us who wanted a bit of power, and more power to you
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Old 31st May 2010, 02:24 AM   #312
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Apex..its my project B500...
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Old 31st May 2010, 09:29 AM   #313
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Look like profy...
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Old 31st May 2010, 10:32 AM   #314
AndrewT is offline AndrewT  Scotland
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there no link to a specific pic @ imageshack.
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Old 31st May 2010, 11:10 AM   #315
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Quote:
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there no link to a specific pic @ imageshack.
Sorry, this my images:
[IMG=http://img99.imageshack.us/img99/4508/atasx.th.jpg][/IMG]
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Old 31st May 2010, 12:20 PM   #316
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What about heating, you use only one fan for cooling?
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Old 31st May 2010, 12:39 PM   #317
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Quote:
Originally Posted by electra_ina View Post
Apex..its my project B500...
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very nice amp!!!...those caps are real huge!!!...
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Old 31st May 2010, 03:38 PM   #318
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Default Apex

Logo missing
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Old 1st June 2010, 01:51 AM   #319
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Quote:
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What about heating, you use only one fan for cooling?
I used HS with dimention 40cm x 7cm x 16cm. In test to drive speaker R-L 4 unit 15", each side 2 speaker 4 ohm with 50% volume...It's PA hot but I still can touch the HS...not so hot.... If in operasition PA so hot, I will add fan...Thanks Apex... your LOGO I will write in my box PA

@Eesbiboi..
Thanks..I used cap genuin Philips 2 x 17.000uf/65-100VDC .
http://upload.kapanlagi.com/h/201006...45a7d995d8.jpg

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Old 1st June 2010, 06:31 AM   #320
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nice work ...clean .... only a couple of things ...

transformer looks kinda small and also the heatsink of the predriver (s) will be better if screwd somewhere since constan transportation will make this fail .... and especially if its ment to be for PA use
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