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Old 23rd April 2012, 05:55 PM   #61
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hi masood use good quality of pcb for audio amplifiers for good out put
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Old 24th April 2012, 01:43 AM   #62
masood is offline masood  India
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dear ashok,
i etch your av400 and av1000 watt amplifier pcb .but there is not protection circuit and how the bios voltage is set.plz give me details thanking u.regard masood
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Old 28th April 2012, 08:29 AM   #63
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hello ashoka
i have tested your AV1000w driver board which you sent me in that i have tested with 40-0-40 5amps transformer its work fine but 1306 and 3298 transisters are heating
please reply
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Old 24th June 2012, 06:30 PM   #64
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Quote:
Originally Posted by ashokavarthanan View Post
u r corrcet. but 5w risistor and power mosfet mount up or down, so i create manual easy to mount mosfet and resistors.
this is a LAY file....
Quote:
Originally Posted by ashokavarthanan View Post
hi this is a LAY file..
hi this av400.zip LAY file one error

look this correct LAY file
Attached Files
File Type: zip av400.zip (157.3 KB, 176 views)
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Old 25th June 2012, 02:25 AM   #65
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Can someone check this layout of AV400.
Attached Files
File Type: pdf AV400 Final 150% Legend & Track.pdf (79.8 KB, 233 views)
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Old 27th August 2012, 05:27 PM   #66
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my AV800 completed

Click the image to open in full size.
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Old 23rd November 2012, 06:29 PM   #67
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hello friends did any one made 400w stereo marshell leach amp

400W Stereo Marshall Leach Amplifier
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Old 2nd December 2012, 02:59 PM   #68
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hello sir can any share amplifier bridging circuit
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Old 25th February 2013, 04:46 AM   #69
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Read your mail.

Use this link if u want to construct 400W Marshall Leach Amp
Dr. Leach's Amplifier and Speaker Projects

Gajanan Phadte
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Old 25th February 2013, 07:51 AM   #70
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thank you for your information on leach amps
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