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Posts posted by Chaosgrunt
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Matching the gains of mulitiple amplifiers.
This procedure requires the CC-1 to be placed in a
special mode reserved for SPL competitors and
audiophiles.
1. Switch the CC-1 off by holding the OFF button
for 1 second. (This must be done to initalize
the program mode) Now switch CC-1 power on
by pressing the ON button. (Well obvious. Check)
2. Disconnect the harness to make sure there is no
signal being applied to the CC-1 and that the
Signal LED is NOT illuminated. (Check)
3. Press and hold the READ button for 3-5
seconds or until the Set LEDs start flashing.
Release Set button. CC-1 is now in
competition mode!! (Check.)
4. Next you need to connect the CC-1 to the
“Master” amplifier’s outputs. Use the included
harness to connect to amplifier’s outputs; Red to
speaker (+) and Black to battery ground. (Check. The harness was already wired up so all i had to do was plug in the rca's)
5. Set the source unit’s volume to zero. Select the
track on the CD that corresponds to the desired
frequency you wish to match gains at. If you
don’t know which frequency to use try 40 Hz
(track 10 Disc A) if it is a subwoofer amplifier, or
1 kHz (track 8 Disc if it is a full range
amplifier. Play track on repeat.(Check, however i used the 40 -5 track on the DD-1 disk. This couldnt make it have different voltages though because both channels are reading the same input.)
6. Continue by turning up the source unit volume
until you see the Signal LED illuminate green. If
the LED turns red, this indicates the volume is
too high. Turn volume down until LED remains
green. (Check)
7. When Signal LED remains Green, press the
READ button. The Blue Calibrated LED should
illuminate. (Check)
8. Now without touching any adjustments on
anything, connect the CC-1 to the output of the
next amplifier that you wish to match it’s gain to
the first amplifier. (Check)
9. The LEDs will indicate if the gain is too high or
too low compared to the “Master” amplifier. (Yeppers)
10. Adjust gain on the amplifier that the CC-1 is now
connected to until the Calibrated LED
illuminates. The amplifier’s gain is now matched
to the Master amplifier’s gain within +/- 0.05dB !! (Check)
After reading it 3 times now i still fail to realize what you're talking about Ray. If you know what i did wrong lemme know. Everything was textbook as far as these instructions go.
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If everything was done right, then there would NOT be a problem. LISTEN TO RAY. The guy has forgot more knowledge about car audio than the majority of people on here have at their best. Read each step, one at a time, then verify that you are doing EXACTLY what the instructions say.
Id listen to him if he told me what i did wrong. Ill list the instructions and check what i did.
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Then what am i missing?
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I re-read it and still not catching any errors. Everything was done right.
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After all, it matches output. As long as both channels read the same signal, it should still match it.
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Well, after reading it I did everything it said except I played it at 40 -5 DB which shouldn't really matter. Ill do it again at 40hz but I'm sure the results will be the same.
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Idk where the manual is but I think d amore has it on their site. Ill check and see if I did it right then ill post again.
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Or 60. Can't remember lol
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Matched it on lpf set at 80hz
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Yeah its for subwoofers. 1&2 are bridged and 3&4 are bridged. Its my friends setup lol. There is a lpf on there as well.
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Well I used the cc-1 to gain match 2 channels on a 4 channel amplifier. There are 2 gain knobs on the amp. 1 for channel 1&2, and the other for 3&4. After using the cc-1 to gain match, one channel was at..... lets say 40 volts and the other that I was matching to was at 30. I can't remember the exact volts. I was using the 40 -5 DB track when doing this. Was I supposed to use another track or should I just use a volt meter to gain match? I Just trusted that the cc-1 was right and left it since its not a big deal if it was wrong.
Any help is appreciated, thanks.
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If you know what your doing...yepp
And I have no idea what I'm doing. However, the area that the rear deck was will be reinforced so I'm sure it will be fine. There will be steel bars reinforcing the bottom of the rear window and bars reinforcing the sides.
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maybe cut a peice of play wood just 3/4" shy of the width you need the top and mount the 2x4 to that then have some one hold it up while you slide the 2 side walls in place to hold the top up. basicaly build the top then hold it up and slide the sides in place and put it all together, if that makes any sence.
Yeah that kinda makes sense lol. Idk I guess ill figure it out when I start the build.
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Iraggi? Oh noes!
Larry is saying he's waiting for pic's of the cut deck.
Lmao oh ok. Brain fart. Yep I got pretty much everything planned except how to attach the 2x4's to the roof. What should I use to glue it on?
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3 alts?
And tuned in for cutting rear deck.
Yeah we are hoping for 3 alts. Iraggi is gonna borrow someones mustang to build me a custom bracket. And what do you mean tuned in for cutting the rear deck?
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lol, dont break them in just bump em till they blow. so that everyone can learn from your mistake, he he.
i agree with breaking them in but for only about a full hour worth at 3/4's volume.
Yeah it wont be something ridiculous like breaking them in for 24 hours. It will just be for an hour or 2 depending on how stiff they are after. + It wont even be powered too much. If my little 100 watt home amp pushes it ok then i might just use that. If not, i got a quantum 800 watt amp ill throw on them for it.
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Break em in?how can i say this in a nice way........oh ya.... youre silly
Lol. Well everyone has their own way of doing things. I would rather have the spiders loosened up when i put them in. Its just me though.
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You can go full tilt on them in the wall. They will break themselves in.
Yeah but you know how it is. People say to break in subs before goin full tilt. Since it wont cost me anything to build a bench, i might as well. I got all the parts from previous builds to spare.
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I'm also gonna be building a break in bench so I can break the subs in before they go into the wall. That way when I put it in, I can go full tilt on em!
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Well, i'll be looking for the build log.
When you plan on starting?
Next Friday =). Should be fun!
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IMO, 2 will louder than 3. UNLESS you cut out your entire rear deck to build the box big enough. You need 16.5 cubes 'minimum' after all displacements. That dude was running 2 amps per sub strapped at .35ohms with a smaller than ideal box.
Yes I will be cutting out the rear deck and then reinforcing the rear.
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Also, it will be nice doing a huge build like this because I have nothing to rush for. I wont have the subs for a month so I can spend that whole month making a nice box. Even painting it and making it look good.
Edit: oh and fiberglassing components onto the 3rd baffle.
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3 Warden 18s 2004 mustang - SMD Forum
Have fun with that.
Yep that's one of em. I read your whole build log a couple days ago and so I said screw it ill wall mine too.
CC-1 not voltage matching?
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Posted
Oky doke ill try it. Thanks!