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Testing equipment - SMD

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Old Nov 14, 2019 | 11:00 AM
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Default Testing equipment - SMD

Looking at picking up some testing equipment.
Already have a multi meter.
Looking at some of the SMD equipment.
Looking at the SMD DD1, is there enough advantage to justify the price for the DD1+?

Worth picking up a SMD CC 1?
Anyone have any good recommendations on where to buy this stuff from or where to get a decent price?
 
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Old Nov 14, 2019 | 11:26 AM
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I don’t see any advantage to a cc1 since I have a dsp and usually xovers are set by ear anyway. Specs don’t really apply in this environment.
The dd1 I use every time I set up a amp or make changes. If you install once and never change you probably won’t get much use but comes in handy when you move things around. It takes out the guess work.
 
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Old Nov 14, 2019 | 11:53 AM
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Originally Posted by InthewindMN
I don’t see any advantage to a cc1 since I have a dsp and usually xovers are set by ear anyway. Specs don’t really apply in this environment.
The dd1 I use every time I set up a amp or make changes. If you install once and never change you probably won’t get much use but comes in handy when you move things around. It takes out the guess work.
Definitely planning on a DD 1 or the DD1+ because I am sure there are more upgrades in my future.
I won't need the CC1 with the DSP in play in my system, but I have been helping a few buddies with their installs, so figured it would be good to help maximize lower x-over frequencies, and still keep them within speaker frequency limits. Especially if there is no DSP in play.
 
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Old Nov 14, 2019 | 01:08 PM
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I love my DD1. I don't use it a lot, but it's worth the security for me to know exactly where my limit it. I like pushing my system to the max and this tool makes it easy.
 
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Old Nov 16, 2019 | 10:12 AM
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The DD1 to me is a must have in your tuning arsenal along with a few other electronic toys depending on how deep you want to get into your tuning game.
If you use it once and it saves you from from letting the magic smoke out of a set of speakers to me it paid for itself.
The DD1 is a very handy tool I use on every install I do or make any changes. It will let you know were your max volume is from the headunit to the amp output when used correctly.
 
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Old Nov 16, 2019 | 11:00 AM
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Originally Posted by Babyboy
The DD1 to me is a must have in your tuning arsenal along with a few other electronic toys depending on how deep you want to get into your tuning game.
If you use it once and it saves you from from letting the magic smoke out of a set of speakers to me it paid for itself.
The DD1 is a very handy tool I use on every install I do or make any changes. It will let you know were your max volume is from the headunit to the amp output when used correctly.
As an add on to ur input that could be beneficial to others, how would u not use it correctly? I ate a lot of crayons and sniffed a lot of glue growing up and not sure how I would screw up a DD1 test.

T
 
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Old Nov 16, 2019 | 12:02 PM
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After watching a video on the DD1, it was pretty much a no brainier. Been planning on that one for most of the summer.
Knowing the max volume/output on a head unit before it starts to distort, is definitely good to know. Factor in the max gain/output on an amp before it starts to distort also seems like a damn good thing to know. At least a guy knows he has maximized his amp output. You know you're not leaving nothing on the table. If you have to turn down your gains due to speaker limitations, so be it, but if you are trying to squeeze every watt out of your amp, then this seems like the best option for keeping to clean power. No distortion, should keep the smoke factor out of the equation.

Any other tools out there that are worth considering?

As for the CC1, I know in my case, I tuned my Stinger and DB Moto G2's by ear and they seemed a bit bright and tinny. Turned out I was crossed over a bit higher than I thought I was. Once I got back under the hood and reset the x-over frequency, the G2's took on a new life. The CC1 although not necessary, might have helped for getting closer to the best starting frequency. With the dial, it is still a wild *** guess with your ears in play. I might have gotten the frequency a little better, but the irate wife, complaining about the volume level in the house kind of cut the original tuneing time a little shy.
I was probably being a bit conservative as well because they were definitely loud as hell. If I was to guess, I would think my x-over frequency was probably closer to 140-150 the first go around.
 
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Old Nov 16, 2019 | 01:27 PM
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I also use one of these as a basic volt meter and a o-scope to see the signal.

https://rover.ebay.com/rover/0/0/0?m...2F223204977263
 
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Old Nov 16, 2019 | 07:44 PM
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Are u guys running this DD1 w the DSP flat or doing it after the tune? Or both?

T
 
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Old Nov 16, 2019 | 08:13 PM
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Originally Posted by Tailwind
Are u guys running this DD1 w the DSP flat or doing it after the tune? Or both?

T
I ran mine with Dsp flat, then ended up tweekin the gains by ear too..
 
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