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ESP 12db xover help
ESP 12db xover help
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Old 12th October 2005, 12:48 PM   #1
sagarverma is offline sagarverma  India
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Default ESP 12db xover help

hi
i have built the 12db 2 way xover on the site
www.sound.west.com

its working like magic.

but i would like it to double up as a preamp also bec the i/p music is from sony discman whose o/p is too low for my gainclone.

Mr. Elliot told me to add a feedback res. and a res. from -ive i/p to gnd

plz help me ho to do it as i didnt get properly what he meant

any help helpful

thanks in advance
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Old 12th October 2005, 12:50 PM   #2
sagarverma is offline sagarverma  India
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its www.sound.westhost.com

its 12db/2way linkwitz crossover

mistake regretted
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Old 13th October 2005, 08:13 AM   #3
wxn is offline wxn  Lithuania
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What he meant was that you need to wire the first opamp like this:
http://www.sound.westhost.com/p09_fig3.gif
Note the 10k resistors. Gain is k = 1+Rf/Rg (2 in the example)
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Old 13th October 2005, 03:18 PM   #4
sagarverma is offline sagarverma  India
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thank u wxn.

u have posted all
fm,figure.

i will post the results soon
thanks again

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thanks to diyaudio for its existence
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Old 20th October 2005, 04:15 AM   #5
sagarverma is offline sagarverma  India
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i did try what u said.
gain increased but quality became bad.
so i undid the changes and now using tda1524 as pre.

thanks 4 help
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