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Author Topic: Tweeter protection for active setup  (Read 1146 times)

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Offline ffrappuccino

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Tweeter protection for active setup
« on: June 10, 2009, 11:58:14 AM »
Hi all sifu,

can anyone tell me how to calculate the correct value of capacitors to use to protect my tweeter in active setup but it wont kacau the frequency pass through.

browse through this site, but cant get the value:
http://www.carsound.com/columns/clark/

my crossover point for my tweeter: 3150 hz at 4ohm


Please help...
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Offline carcrazy

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Re: Tweeter protection for active setup
« Reply #1 on: June 10, 2009, 12:13:07 PM »
To protect tweeter, you should use a 'light bulb' like some OEM crossover.
It will prevent DC leakage.
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Offline Zenn

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Re: Tweeter protection for active setup
« Reply #2 on: June 10, 2009, 01:13:36 PM »
something like 20 microfarad for 2000Hz, or lower is 40microfarad for 1000hz
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Offline carcrazy

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Re: Tweeter protection for active setup
« Reply #3 on: June 10, 2009, 03:14:27 PM »
Caps wont prevent DC leakage from amp.
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Offline ffrappuccino

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Re: Tweeter protection for active setup
« Reply #4 on: June 13, 2009, 11:42:04 PM »
cna someone browse through the site and tell me how to get the value of 39.8 mfd?
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Offline ffrappuccino

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Re: Tweeter protection for active setup
« Reply #5 on: June 17, 2009, 11:40:58 AM »
anyone?
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Offline Zenn

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Re: Tweeter protection for active setup
« Reply #6 on: June 17, 2009, 12:49:21 PM »
just buy a 40 mf cap la, youre choices are limited to whats available in the market...
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Offline ffrappuccino

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Re: Tweeter protection for active setup
« Reply #7 on: June 17, 2009, 02:18:10 PM »
Quote from: Zenn on June 17, 2009, 12:49:21 PM
just buy a 40 mf cap la, youre choices are limited to whats available in the market...

zenn, 40mfd cap is for ur tweeter cutting at 2000hz.. mine is at 3150hz, so whats the cap value should i use?
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