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Alpine Type-R SWR-1242D Car Subwoofer Questions & Answers
What is the best amp for one 15" alpine type r?
sub spec 250watts per coil you should be just fine I have 2 typr 15s on orion hcca 2500 1 and it kicks a$$ thats 1000 watts over the rated limits of the subs only shut the amp down once these subs can take a lot more power than they say just use your common sence with the volume and gain levels
I dont how to run the wire on the back of my alpine type r 1242d
you can connect speakers up any way around ,if its one speaker with 4 connections then these extra 2 terminals are often for a continue through to the next speaker along the line ,.just use a small 9v battery and then connect to two terminals to find a bleep as you touch two of the terminals then you know where to put your wires
How do I wire my
check the cables again , and also check cables are working properly or not ..
My type r sub has
hi,
You have to buy a new one because its coil has been burned. If you use tha woofer with the working coil then it can damage the amp. So try to buy a new one.
OK
My speaker cut out and
i think you will be death when you get hold if you managed to burn a speaker out ,Do what i do and thats listern to the engine as then i know if something is about to fall off
I have 8 alpine dvc type r 12s, should i port them
depends what kind of car they are going in and what kind of sound you are going for.
generally speaking ported boxes are louder, if you choose this i would recommend filling box with poly-fill.
non-ported boxes get deeper bass and hit much harder. no matter what set up you choose a good quality box that does not flex is EXTREMLY IMPORTANT. you will want the wood to be at least 3/4" thick and the correct cubic feet.
I'm trying to find the
The subwoofer box ratings for this subwoofer are as follows:
- sealed box volume: 0.57-1.0 cu. ft.
- ported box volume: 0.75-2.0 cu. ft.
What size enclosure (sealed)for Alpine 12"1242D(METAL Music)
12" subwoofer with dual 4-ohm voice coils
Kevlar reinforced pulp cone with Santoprene™ rubber surround
cast aluminum frame with perimeter venting
frequency response: 25-500 Hz
power handling: 200-500 watts RMS (250 watts per coil)
peak power: 1,500 watts
sensitivity: 85 dB
top-mount depth: 7-5/8"
sealed box volume: 0.57-1.0 cu. ft.
ported box volume: 0.75-2.0 cu. ft.
For rock, i actually have 2 seperate 12's in slot port boxes i built facing forward. Facing forward reduces a little resonance and spl, but keeps alot of that annoying rattle off your tag lol
Hope this helps :)
How to wire 2 alpine
If they are single voice coil, just hook one up to the amp (bridged) like normal and run a jumper wire from the positive of the sub to the positive of the second one, then do the same for the negative....This will give you a lower ohmage, thus better bass!!!
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