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Author Topic: subwoofer for outdoor  (Read 813 times)

Offline kaiky14

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subwoofer for outdoor
« on: May 06, 2012, 12:08:05 PM »
mga kaelab, tanong ko lang po kung maganda ba gamitin ang mga sub na low impedance like car sub na 2,1 or 0.5ohms?



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subwoofer for outdoor
« on: May 06, 2012, 12:08:05 PM »

Offline jmgarcia

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Re: subwoofer for outdoor
« Reply #1 on: May 31, 2012, 10:26:04 AM »
Go for Fi subwoofer BTL series... :)

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Re: subwoofer for outdoor
« Reply #1 on: May 31, 2012, 10:26:04 AM »

Offline pEN DoTA

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Re: subwoofer for outdoor
« Reply #2 on: June 19, 2012, 07:07:17 PM »
pa subs....
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Re: subwoofer for outdoor
« Reply #2 on: June 19, 2012, 07:07:17 PM »

Offline 01110011

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Re: subwoofer for outdoor
« Reply #3 on: June 19, 2012, 07:35:53 PM »
gamit ka nlang ng 8ohms, sis para pwede ka makaparallel ng speakers ng hindi masyado nabibigatan yung amp mo, AFAIK, 0.5 ohms is near to short circuit, magiinit ng grabe ang trannies mo, pwede  nang magmelt ng solder lead ;D ;D
with great power comes great electricity bill

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Re: subwoofer for outdoor
« Reply #3 on: June 19, 2012, 07:35:53 PM »

Offline IiIR3MIXIiI

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Re: subwoofer for outdoor
« Reply #4 on: June 19, 2012, 07:53:15 PM »
mag targa or ka nalang sir kaiky DVC then parallel it para 4ohms load.
or kaya konzert Thunder bass TKS-12

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Re: subwoofer for outdoor
« Reply #4 on: June 19, 2012, 07:53:15 PM »

Offline BABY AMPLI

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Re: subwoofer for outdoor
« Reply #5 on: June 26, 2012, 09:39:55 PM »
meron po bang nabibili na subwoofer na hindi dual inpedance? or dual coil..
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Offline kaiky14

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Re: subwoofer for outdoor
« Reply #6 on: June 27, 2012, 11:22:01 PM »
marami po sir..

Offline NORTH LUZON

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Re: subwoofer for outdoor
« Reply #7 on: June 28, 2012, 11:48:30 AM »
punch xlc subok ko na
aalog ang lahat ng dadaanan mo
pero lagyan ng steel matting ang likod ng sasakyan mo sis
babatuhin ka ng madadaaanan mo
KUNG MAY PROBLEMA KA SA AKIN WAG MO IDAAN SA SALITA LANG. SET KA NG ARAW AT KITA TAYO

Offline ryan750

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Re: subwoofer for outdoor
« Reply #8 on: July 11, 2012, 10:09:32 PM »
@kaiky

subwoofer for outdoor? gagawa ka ba? basically wala naman effect ang impedance sa application ng ng "sub" whether kung magiging pang outdoor ba sya or home theater. so usually around 4 to 8 ohms ang mga sub na available saten, so ano pong application nya sa outdoor? for music po ba and kung gaano kalaki ang area wish mo icover?

Offline Disabled

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Re: subwoofer for outdoor
« Reply #9 on: July 11, 2012, 10:12:40 PM »
mga kaelab, tanong ko lang po kung maganda ba gamitin ang mga sub na low impedance like car sub na 2,1 or 0.5ohms?



dapat matindi ung amp na isasabak mo sa 2 ohms.

Offline kaiky14

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Re: subwoofer for outdoor
« Reply #10 on: July 12, 2012, 07:44:31 PM »
@kaiky

subwoofer for outdoor? gagawa ka ba? basically wala naman effect ang impedance sa application ng ng "sub" whether kung magiging pang outdoor ba sya or home theater. so usually around 4 to 8 ohms ang mga sub na available saten, so ano pong application nya sa outdoor? for music po ba and kung gaano kalaki ang area wish mo icover?
gusto ko lang po malaman kung malaki ang pagkakaiba ng normal impedance na mas ginagamit sa ngayon like 8 - 4ohms..

for example, 8 ohms/1000watts and 2ohms/1000watts same size, same box.

pagdating sa power ng sub yan na ung mismong output..


Offline ryan750

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Re: subwoofer for outdoor
« Reply #11 on: July 13, 2012, 01:29:49 PM »
@kaiky

ideally

kung 1000 watts sa 2 ohms, yung amplifier nag output ng around 45volts na signal, tapos kunwari yung volume ng amplifier mo hindi mo binago tapos kinabit mo yung "8 ohms subwoofer" so 45 volts pa din output ng amplifier mo pero 8 ohms na yung speaker mo magiging mga 250 watts na lang yung power ngayon sa subwoofer.

yung mga 1 ohm or 0.5 ohm na sub na nakikita natin ngayon nag start yan sa car audio kasi yung mga amplifier sa car audio basically mas mababa yung mga output voltage nila compared sa home audio kaya mas mababang impedance usually ginagamit sa car audio para mas mataas ang power,

and sa subwoofer design naman yung mga wattage sa subwoofer ibig sabihin lang po nun eh kung ilang watts kaya matanggap ng speaker pero not necessarily yun yung magiging lakas or sound output ng sub, ang 200 watts na subwoofer pwede mas maging malakas ang tunog kesa sa 1,000 watts na subwoofer depende po sa efficiency ng speaker at ng box.

 

Online eback

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Re: subwoofer for outdoor
« Reply #12 on: July 13, 2012, 08:16:19 PM »
w0w ang linaw..

Offline kaiky14

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Re: subwoofer for outdoor
« Reply #13 on: July 13, 2012, 09:29:36 PM »
salamat sa paliwanag.. alam ko naman po na mas lalakas talaga ang output power ng speaker kapag mas mababang impedance kung same amplifier at settings ang gagamitin mo... sori medyo kulang un tanong ko.. ibig ko po sabihin same specs ng sub except the impedance. pareho sa sensitivity, power, etc..  example, nakaset ang amplifier sa 1000watts output for 2ohms sub then nakaset din ng 1000watts ung para sa 8ohms sub.

kasi kung nakaset ang amplifier sa 1000watts output for 2ohms tapos hindi natin binago at ikinabit naman ang 8ohms talagang malaking baba ng power ang kalalabasan. almost 75% ang difference..

 

Offline ryan750

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Re: subwoofer for outdoor
« Reply #14 on: July 29, 2012, 03:02:33 PM »
@kaiky

yes basically 1000watts to 2 ohms and 1000 watts to 8 ohms ay pareho lang in terms of spl output..


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Re: subwoofer for outdoor
« Reply #14 on: July 29, 2012, 03:02:33 PM »

 

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