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-   -   JL 7.7 or 6.5 (https://www.offshoreonly.com/forums/general-q/264730-jl-7-7-6-5-a.html)

tnc110 10-25-2011 07:17 PM

JL 7.7 or 6.5
 
I am going to replace all the speakers and add 2-3 10" subs. All JL speakers and amps. Are the 7.7s considerably better than the 6.5s? I'm not crazy about cutting bigger holes to allow the 7.7s to fit the existing 6.5 holes.

Haven't picked out a head unit yet. I want a wireless remote so when its beached i can just aim it in the hatch and adjust. Any suggestions?

Thanks guys.

fireguy 10-25-2011 07:27 PM

I bought the Alpine Type R 7" marine speakers and the extra 1/2" definitely changes the mounting options in my boat.

I don't know about the JL 7.7's but they definitely intrigued me. There is a pretty significant difference between the 6.5" and 7.7". That's about a 40% increase in cone area.

US1 Fountain 10-25-2011 09:34 PM

I have 7.7's in my boat, a buddy has the 6.5's in his. We both are running the JL 10" subs. Same boats. Mine has a deeper sound. His seems louder though. Both sound great, just depends on your preference

Griff 10-25-2011 10:38 PM

The 7.7's will have better and deeper midrange.

hotjava66 10-26-2011 07:01 AM

I have 6.5's, I like them. If you are running subs I dont know if you would notice the difference, just my opinion. I always get compliments on how well they sound.

johnny b good 10-26-2011 03:40 PM

F.Y.I. There is a difference between the JL M series and MX series speakers/subs. The M series is the better built.

US1 Fountain 10-26-2011 05:41 PM

I have a RF remote. No need to point at an IR pickup, and not effected by sunlight. Supposed to have a 100' range, but mine seems less. Crutchfield carries some. Or search the net

pstorti 10-26-2011 07:29 PM

i swapped out my 6.5's for 7.7's and the difference is night and day. I had M6.5's and put in component m7.7

tnc110 10-26-2011 07:57 PM


Originally Posted by pstorti (Post 3537483)
i swapped out my 6.5's for 7.7's and the difference is night and day. I had M6.5's and put in component m7.7

are you running any subs or just the 7.7s

tnc110 10-26-2011 08:00 PM


Originally Posted by US1 Fountain (Post 3537403)
I have a RF remote. No need to point at an IR pickup, and not effected by sunlight. Supposed to have a 100' range, but mine seems less. Crutchfield carries some. Or search the net

what deck? did it come with the rf remote or is it an upgrade/aftermarket?

US1 Fountain 10-27-2011 06:18 PM

I have a JVC headunit. The remote is brand specific, but are available for a few other brands, Pioneer, Alpine, etc. Just gotta buy the right one for your HU, and that your HU is steering wheel remote capable (most car HU's are anymore) Not all stores carry all RF remote brands . I found mine thru a ebay store.

example....Alpine RF remote: http://www.woofersetc.com/p-8497-rue...ol-system.aspx

pstorti 12-04-2011 06:24 AM

2 pairs each of the 6.5's and component 7.7's and one pair of subs. I have two M600/6 amps the 7.7's are connected to bridged channels and the 6.5's to regular channels and an M1700 sub amp for the two 10's. Sounds great and it is pretty loud. I had to reinforce the fiberglass where the subs were mounted though because it was flexing when I would play them loud.

ROB FREEMAN 12-04-2011 03:02 PM

bridged 7.7 s
 
how them 7.7 holding up to .what 150 a side bridged right , i took my old jl stuff out. amps anyway, and changed to all digital jl amps . if i bridge, i believe would put 300 a side .dont think they can handle the juice . might change to zr speakers and hope elements dont take a toll ??

jmoore1225 12-04-2011 03:06 PM

Rob, I have no marine speakers in my boat & have had no issues!!! Clarion's upper head units have nice water proof water remotes you can mount anywhere on the boat. I have 1 back by my swim deck & 1 on the dash. They also have a wireless water proof that is supposed to work from 100ft!!

pstorti 12-05-2011 05:58 AM


Originally Posted by ROB FREEMAN (Post 3564111)
how them 7.7 holding up to .what 150 a side bridged right , i took my old jl stuff out. amps anyway, and changed to all digital jl amps . if i bridge, i believe would put 300 a side .dont think they can handle the juice . might change to zr speakers and hope elements dont take a toll ??

Bridged the M600/6 puts out 180W @ 12.5V and 200W @ 14.4V, they are holding up fine and i doubt i am actually using all 180W i have the gains adjusted so they sound good and play loud. I actually ran the 6.5's on bridged channels for a while before i added the second pair and they held up fine as well, a little lower gain setting than the 7.7's though. I have 2 M6450's sitting in my garage if anyone is interested.

ROB FREEMAN 12-05-2011 12:43 PM

how much .thats the 4 channal full range amps right

ROB FREEMAN 12-05-2011 12:47 PM

i also have two pair of 7.7s and a pair 2
5.25 s . runing of my full range hd amp it was loud sounded great . i want to ad anothe hd 6400 and bridge all four corners . should slam . runninng 4 10 off two hd 750s sounds great to me . also running alpine head units with the round boat placement remote on the back ,and the rf remote for the hand held . 100 feet is a way EXAGERATION .MORE LIKE 25

US1 Fountain 12-05-2011 01:10 PM


Originally Posted by ROB FREEMAN (Post 3564765)
.....and the rf remote for the hand held . 100 feet is a way EXAGERATION .MORE LIKE 25

Yep! The delay is a PITA too, especially with the volume. Can't just click it up a notch at a time.

pstorti 12-08-2011 06:20 AM


Originally Posted by ROB FREEMAN (Post 3564762)
how much .thats the 4 channal full range amps right

they are 6 channel full range or adjustable with the built in crossovers.

At 12.5v input
45w x6 @ 4ohms
75w x6 @ 2ohms
90w x3 @ 8ohms
150w x3 @ 4ohms

they put out more power at 14.4v
70w x6 @ 4ohms
110W x6 @ 2ohms
140w x3 @ 8ohms
220w x3 @ 4ohms

they can be bridged and have the built in crossovers so they can be full range or have high or low pass cutoff. The also have the bass boost feature and remote bass control input. $200 each. If you search for JL Audio M6450 it is pretty easy to find the user manual online.

Ryan8886 12-09-2011 10:00 PM

I run four JL 6.5's and one 10" sub in mine. I power all off a Memphis Belle 5-channel amp with a Clarion head unit. The JL's have a nice clean sound. The mid's would be better on the 7's but like someone said earlier...if you're running a sub you likely won't notice the difference. Been very happy with the sound. Not overly bright on the high end. The sub is excellent. Handles sub-bass very well. Better if you like the nice deep warm sounds of bass over the kicking kind...but handles that well too, giving a nice solid thump for only being a 10 incher.

Just make sure you run a solid amp with good cables. Remember...volume isn't what blows speakers...crappy amp that clips as you approach its limits does. :drink:

ruepappy 12-23-2011 02:08 AM

Question since you are all on the subject. Going to run 2 amps. One for subs and one for speakers. Do you power both amps off of one battery or do you split them between two??

vettex1 12-23-2011 05:52 AM


Originally Posted by Ryan8886 (Post 3568122)
I run four JL 6.5's and one 10" sub in mine. I power all off a Memphis Belle 5-channel amp with a Clarion head unit. The JL's have a nice clean sound. The mid's would be better on the 7's but like someone said earlier...if you're running a sub you likely won't notice the difference. Been very happy with the sound. Not overly bright on the high end. The sub is excellent. Handles sub-bass very well. Better if you like the nice deep warm sounds of bass over the kicking kind...but handles that well too, giving a nice solid thump for only being a 10 incher.

Just make sure you run a solid amp with good cables. Remember...volume isn't what blows speakers...crappy amp that clips as you approach its limits does. :drink:

Ryan,

What kind of power is that amp putting out? That the speaker setup i'm currently looking at.

US1 Fountain 12-23-2011 08:59 AM


Originally Posted by ruepappy (Post 3577554)
Question since you are all on the subject. Going to run 2 amps. One for subs and one for speakers. Do you power both amps off of one battery or do you split them between two??


Same.

How many batteries do you have total?
My amps actually go to a bank of 2 house batteries. Leaves my 3rd battery for that important stuff, like starting the motors. :)

Griff 12-23-2011 11:49 AM


Originally Posted by ruepappy (Post 3577554)
Question since you are all on the subject. Going to run 2 amps. One for subs and one for speakers. Do you power both amps off of one battery or do you split them between two??

I use the same battery for my 2 PDX amps.

Ryan8886 12-24-2011 06:59 AM


Originally Posted by ruepappy (Post 3577554)
Question since you are all on the subject. Going to run 2 amps. One for subs and one for speakers. Do you power both amps off of one battery or do you split them between two??

I don't run a dedicated battery for audio...just run off my two switched batteries. However I don't do a lot of sandbar time with heavy power usage. If you're gonna be party-barging a lot, I'd recommend a dedicated battery.


Originally Posted by vettex1 (Post 3577569)
Ryan,

What kind of power is that amp putting out? That the speaker setup i'm currently looking at.

Here's a link to it. Looks like it's out of production, however Memphis has a new more powerful version. No experience with the newer one though.

http://www.sonicelectronix.com/item_...16-MAD600.html

gare 12-26-2011 06:41 PM

I'm running two pairs of 7.7s and 2 FS110s (enclosed W5 subs). You'll definately want the subs regardless of 7.7s or 6.5s. The 7.7s are definately fuller sounding and can really handle the power.
Focal 6.5s in the CVXs are pretty full sounding for 6.5s and Waves and Wheels makes white marine grills for them. Just a thought.
I'd go for the JL7.7s. You'll like the way you sound, I guarantee it.


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