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Old 12th October 2007, 07:21 PM   #1
diyAudio Member
Join Date: Jan 2006
Location: tamilnadu
Default 5.1 home theatre build help!!!!

hi i build my home theatre sys

i used surround amplifiers 100 watts rms
and sub for 400 watts rms (av400 is the best amplifier its cannot beat)

(surround amplifiers used simple mosfet amp circuit irfp240/9240)

but i want 500 to 600 watts rms in to 8ohms amplifier
good schematic need (with pcb ) ?

and pre section good schematic ?

please help?
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Old 12th October 2007, 08:04 PM   #2
Gordy is offline Gordy  United Kingdom
diyAudio Member
Join Date: Nov 2006
I am not sure about a DIY pre / processor as good 5.1 decoding calls for good software, and with the availability of several cheap units in the market place there is little reason to pursue this as a DIY project.

However for the amps take a look here: Reference DIY amplifiers
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Old 30th December 2007, 04:22 PM   #3
bitravi is offline bitravi  India
diyAudio Member
Join Date: Jul 2007
Lightbulb 5.1 help

hi ,can any one help me in building 5 channel amp with easily available component,i am building 3 way speakers with active crossover ie:3 amp for every speaker.can any one post a good sounding amp schematic with 3055&2955as output TR&bd139&140 as drivers max volt+36-36.
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