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Old 31st October 2012, 05:24 AM   #1
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Red face guide me to make a active subwoofer in class d amp

hi,
greetings,
pls guide to make a active subwoofer.
thanks in advance.
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Old 31st October 2012, 05:46 AM   #2
DUG is offline DUG  Canada
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Greetings

You have made a request to make two separate projects.

1. Subwoofer

2. Amplifier

There is lots of information in diyaudio for both projects.

Search and read, then think about what you want to end up with and what you have to work with.

Learn well.
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Old 31st October 2012, 12:55 PM   #3
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Quote:
Originally Posted by kirubakaran View Post
hi,
greetings,
pls guide to make a active subwoofer.
thanks in advance.
hi,there are many reference in this forums,if you want to be a good class D design or diyer,you can refer to my thread,i am sure you will gain somethings~~


【DIY Project】120W x 3 Channel Class D Amplifier【Let's Make Class D easier 】
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Old 31st October 2012, 01:15 PM   #4
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Quote:
Originally Posted by airwavesystem View Post
hi,there are many reference in this forums,if you want to be a good class D design or diyer,you can refer to my thread,i am sure you will gain somethings~~


【DIY Project】120W x 3 Channel Class D Amplifier【Let's Make Class D easier 】
hi,
greetin,
first i sellect irs2092 class d audio but irs2092 is expensive its indian money is 400 ruppes so then i try irs500, the amp is ok then the problem is power supply and crossover desing for this amp. pls gudie to desing crossover.
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Old 31st October 2012, 01:19 PM   #5
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Quote:
Originally Posted by airwavesystem View Post
hi,there are many reference in this forums,if you want to be a good class D design or diyer,you can refer to my thread,i am sure you will gain somethings~~


【DIY Project】120W x 3 Channel Class D Amplifier【Let's Make Class D easier 】
first i try irs092 but it is expensive so i try irs 500 its working good then the crossover is the problem. how to desing crossover for class d amp
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Old 31st October 2012, 03:05 PM   #6
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crossover is simple to make active crossover for sub filter
warm regards
andrew lebon
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Old 31st October 2012, 03:31 PM   #7
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Default BLOCK DIAGRAM SUB FILTER

GOOD FILTER
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File Type: jpg 2011-07-23_20-12-42_0543958.jpg (49.5 KB, 180 views)
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Old 31st October 2012, 03:39 PM   #8
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Default sub filter WITH PCB

FILTER
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File Type: jpg 2011-07-22_16-31-44_0024203.jpg (53.3 KB, 170 views)
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Old 1st November 2012, 04:27 AM   #9
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Default thanks sir

Quote:
Originally Posted by andrewlebon View Post
FILTER
then power supply is problem which is good for class d, transformer or SMPS.
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Old 1st November 2012, 01:11 PM   #10
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Quote:
Originally Posted by kirubakaran View Post
then power supply is problem which is good for class d, transformer or SMPS.
transformer is good for audio,best THD but too heavy
smps are smaller and Popular in Consumer products but have more niose and Handle with care!
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