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Old 13th January 2011, 06:20 AM   #531
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Quote:
Originally Posted by viki_v2 View Post
Hi apex
For ax-14, can i use 2sc2922, 2sa1216 or 2sk1530.2sj1201 pair.
pleae reply as i am eagerly waiting to etch the boards.
Also do i need to change anything. Any changes for power supply.
2SC2922/2SA1216 can be use for AX-14 without change anything.
2SK1530/2SJ201 (IRFP240/IRFP9240) can be use for FX-14 scematic is in post $277.
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Old 13th January 2011, 01:45 PM   #532
jorjbg is offline jorjbg  Bulgaria
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Hi Apex!
Can you help me?
APEX audio's Photos - 100W Ultimate Fidelity Amplifier | Facebook
Respect!
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Old 13th January 2011, 04:22 PM   #533
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Originally Posted by jorjbg View Post
Go to post #497,
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Old 13th January 2011, 06:03 PM   #534
jorjbg is offline jorjbg  Bulgaria
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Click the image to open in full size.
something like that, but version from Facebook picture. I saw post 947 there is no suchthing
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Old 14th January 2011, 12:28 AM   #535
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AX-14 PCB Component Layout
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Old 14th January 2011, 12:35 AM   #536
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Originally Posted by apexaudio View Post
AX-14 PCB Component Layout
Be careful, the fuse pads have silk screen dropping through the holes.
If the pcb is made like that the sil screen material might affect the soldering.
Same problem with the power connector.
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Last edited by nigelwright7557; 14th January 2011 at 12:39 AM.
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Old 14th January 2011, 08:38 AM   #537
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Originally Posted by nigelwright7557 View Post
Be careful, the fuse pads have silk screen dropping through the holes.
If the pcb is made like that the sil screen material might affect the soldering.
Same problem with the power connector.
It's not big problem, diy pcb is without silk screen anyway,
Regards
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Old 14th January 2011, 10:10 AM   #538
jorjbg is offline jorjbg  Bulgaria
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tnx Apex! Respect!
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Old 14th January 2011, 11:42 AM   #539
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Originally Posted by jorjbg View Post
tnx Apex! Respect!
Be welcome, if you buld AX-14 please share expirience.
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Old 16th January 2011, 07:58 AM   #540
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just to confirm... the blue circle... is it 100p according to the schematic or 22p according to PCB layout?
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