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Bass knob really noticable?

Posted: Mon Jul 05, 2010 12:05 am
by CodyWayne718
Jus wondering if a bass knob or whatever you wanna call it makes that much of a difference from all the way down to all the way up? If so I might need to invest in one to use until I get my components and what not. Also will the LPL44 work with the RSD line of amps? It doesnt say in this link http://www.dealercostcaraudio.com/LPL44.aspx Thanks in advance fellas

Posted: Mon Jul 05, 2010 12:40 am
by Bfowler
the lpl will work in the monoblocks, but not the 2 or 4 channels.

and yes, it makes a difference. it isnt a bass boost, its a sensitivity attenuation. i dont think i could live with a system without one. its about 18 DB attenuation. which is pretty dramatic. it almost sounds like the sub is completely cut out when its all the way down

Posted: Mon Jul 05, 2010 1:43 am
by ttocs
or you can always add a base cube, I just decided to do so on my mustang. I am running a box with 4 - 8" woofers so it does great on higher bass but I think can use a little help on lower bass....

Now as he said the lpl can only be used on certain models but once you have one you will always want one. It is nice to be able to tune how much bass you want quickly...

Posted: Mon Jul 05, 2010 1:44 am
by ttocs
also be aware that you can make your own lpl for MUCH cheaper if you know how to solder...

Posted: Mon Jul 05, 2010 2:06 am
by CodyWayne718
Dunno if I'd wanna chance making my own. Since my gains and everything has been set without the LPL will I be able to hook the LPL up without adjusting anything?

Posted: Mon Jul 05, 2010 2:08 am
by ttocs
yup, plug-n-play!

It is 4 wires. 4.... Heck I might be in the market for one myself if I can ever find an eq215ix, I could make 2 if you want one.

Posted: Mon Jul 05, 2010 4:43 am
by Stryker
get a bass cube and an LPL if you have a ported box. even more adjustability. the LPL is only 40 on ebay at the most, chump change.

Posted: Mon Jul 05, 2010 9:58 am
by Bfowler
CodyWayne718 wrote:Dunno if I'd wanna chance making my own. Since my gains and everything has been set without the LPL will I be able to hook the LPL up without adjusting anything?
yup, it just plugs into the lpl port with a rj12 telephone wire (which as ttocs said is 4 pins)

dont be scared, it wont even change your gains on your amp, it just attenuates them on the knob, if you unplug it, every things as it was.

Posted: Mon Jul 05, 2010 10:16 am
by tonym
everyone from around here calls it "the knob"

once you have it you wont ever go without it

like bfowler said ...you can cut all the way down with almost no sub...perfect for around where I live...

Posted: Mon Jul 05, 2010 10:37 am
by str3atwarrior
Yep i must agree here, the lpl is one of the best feature i added to my system, and i would not own an install without it anymore!

Mine is homemade, cost less than 15$ for the material to do 5, with the crimp tool, so 3$ each. Could probably be cheaper but i'm happy with it!

Posted: Mon Jul 05, 2010 11:05 am
by ttocs
I am going to be making one for myself for my new eq215ix I am expecting and can make a 2nd one if you would like.

Posted: Tue Jul 06, 2010 8:47 pm
by CodyWayne718
Bfowler wrote:
CodyWayne718 wrote:Dunno if I'd wanna chance making my own. Since my gains and everything has been set without the LPL will I be able to hook the LPL up without adjusting anything?
yup, it just plugs into the lpl port with a rj12 telephone wire (which as ttocs said is 4 pins)

dont be scared, it wont even change your gains on your amp, it just attenuates them on the knob, if you unplug it, every things as it was.
so with the knob turned all the way up it would be like not havin the lpl at all, right?

Posted: Tue Jul 06, 2010 9:11 pm
by Bfowler
yessir. however, becasue i do have it, i intentionally set my gains a hair high, so i have a little more play at lower volumes

Posted: Tue Jul 06, 2010 9:55 pm
by fuzzysnuggleduck
My subs easily out muscle my front stage so my LPL is almost never all the way up. I leave my gains dialed to full output if I want to really hammer the subs on some tracks but the LPL allows me to keep the subs at a better level for volume matching the front stage during normal listening.

Posted: Tue Jul 06, 2010 10:19 pm
by Bfowler
yeah, that^

Posted: Tue Jul 06, 2010 10:26 pm
by ttocs
I still never recomend having your gain all the way up.

Posted: Tue Jul 06, 2010 10:41 pm
by fuzzysnuggleduck
ttocs wrote:I still never recomend having your gain all the way up.
My gains aren't turned all the way up, I've just set them up to put out full rated output for my amp and then use the LPL to tone it down most of the time.

Posted: Sun Jul 11, 2010 12:19 pm
by ttocs
what am I doing wrong, the 50k pot I find at digikey is $20 alone

http://search.digikey.com/scripts/dksea ... 57P-50K-ND

where did you get your from?

Posted: Sun Jul 11, 2010 12:45 pm
by str3atwarrior
eBay for a 5 pack at 4$, i can dig in my buy if you want the direct link! I already posted it somewhere on the forum, just can't remember where...

But for 5 lpl it was less than 20$ with the crimping tool, 5 pot, 5 knob, 50 phone connector and a crimp tool, and can't say why but it was cheaper to buy 5 of each than only 1 of each

Posted: Sun Jul 11, 2010 4:41 pm
by ttocs
do you have an extra pot left over?

Posted: Sun Jul 11, 2010 4:53 pm
by ttocs
forget it, I didn't see the audio pot section and was looking in the power supply pots, they are all high current/wattage. Found the 50k linear for $1.90 each 1 at a time. Hell the blue leds I ordered to replace the green in my DD5 with were over $2 each, 10 of those for over $20, I sure do like the blue...

Posted: Sun Jul 11, 2010 5:15 pm
by str3atwarrior
Well ttocs i have 3 laying around, if you don't mind waiting i'll ship one with the pg caps free of charge!

Just let me know!

Posted: Sun Jul 11, 2010 5:45 pm
by ttocs
well that works out conviniently.... sounds good man! thanks!

Posted: Sun Jul 11, 2010 5:50 pm
by tonym
ttocs wrote:forget it, I didn't see the audio pot section and was looking in the power supply pots, they are all high current/wattage. Found the 50k linear for $1.90 each 1 at a time. Hell the blue leds I ordered to replace the green in my DD5 with were over $2 each, 10 of those for over $20, I sure do like the blue...
can you post the url for it?
we should start a parts express sticky

Posted: Sun Jul 11, 2010 6:43 pm
by ttocs
http://onlinecatalog.digikey.com/WebPro ... d=7.2.0.23

there are metal shafts, plastic shafts, they have dent in the middle of the sweep, no dent, and the linear taper is B.

the one I was going to order was P3E5503-ND was metal shaft, dent in the middle of the sweep, and linear output B for $1.90 each if you order one at a time..