By: sergatiuk on 11-10-2009 in Product Reviews

I was looking for an alternative to power my brand new Zotac A-U board. Mp3car.com gladly sent me the device in exchange for a review. so here it is.
The device: The Intelligent DC-DC converter with USB interface by mini-box.com is a buck/boost converter/regulator that can be used for a wide variety of application, it can be used to power any device that needs 6-24VDC, and the input range can be anything from 6VDC to 34VDC. The device can also send ON/OFF signals to motherboards based on IGN or ACC voltages.

The box: UPS brought me a box that weight a little more than air itself, i was wondering if there is actually anything inside. before filing the claim that somebody stole the device out of the box i decided to open it anyway (; there it was, a small green board with a few short cables and a little bag with a few tiny jumpers. I couldn't wait to get my hands on it and test the &*%$ out of it, but to my surprise there was no manual, no CD, no USB cable. i found a very basic manual on the mini-box.com site and the journey began.

The work: Without the availability of the USB cable and lack of software, i went ahead configuring the device to my needs with a basic manual and a few jumpers. I need 19VDC to power my Zotac A-U mobo, the device CAN produce this voltage but with the USB software, i set the device to output the nearest voltage that can be set with jumpers which is 18VDC, the multimeter shows 18.24VDC i then set the device to operate as a regular converter/inverter and connected it to my mobo. pushed the power button, the fan started to spin, and the mobo seems to run just fine. +/-1VDC inst crucial for this mobo. i then tested the output voltage range of this device and the device does what it is suppose to do. no matter of the input (as long as its within range) the output voltage will be what it is set to be. then i set it to automotive mode which adds timing options along with ON/OFF pulses to the mobo. i set the timing to send off pulse to the mobo as soon as ACC is off and completely turn off the device after a minute - it did just that. my Zotac now powers on and off automatically. because of the wide input range the device has absolutely no problems surviving engine crank. however once the device starts the timer, it cannot be interrupted, meaning that if i shut off ACC the timer will start and will count a minute, in this time frame if i turn the ACC back on the device will not power up the mobo, nor send on/off signals. but if i leave the ACC on until the timer finished it will power up the board and send ON signal. temperature wise this device does just well, it get a bit warm when powered for a long time, but absolutely nothing to worry about and nothing that will require additional cooling. in my setup the device does exactly what it is described to do.



The good: The device can be used for a wide variety of applications, it is very accurate, small profile, easy to setup,survives engine crank, appears to be reliable (i used it a few days already and it powers up and shuts down every time without problems) and the price is right.

The bad: I am not sure how it is shipped from mini-box.com but the device should most defiantly come with advanced documentation or at least some documentation. even though most of us SHOULD have the proper USB cabe, it should be included in the package, the configuration software should also come with the device or at least be available for easy download. otherwise more configuration options should be available on the device itself. mini-box.com use jumpers that are smaller then the regular computer jumpers, i don't see a reason for this, should just use regular jumpers.

The truth: All in all the device is great, does what you configure it to do and does it well. for this price ($59+shipping) you cant go wrong with it. though with more documentation, software and USB cable the package would be complete.

The rest: (from mini-box.com) - Applications: powering motherboard with single rail power from any voltage to any voltage, laptops, custom electronics. This module can be used to convert any voltage ranging 6-34V to any output from 5-24V. The DCDC-USB has 4 models of operation: - Dumb mode: Acts as a regular DC-DC converter with wide input (6-34V) and produces a fixed 12V output (or any output from 6-24V) - Automotive mode: Acts as an intelligent PSU, ignition aware, will send ON/OFF pulse to the motherboard to turn ON/OFF. Standby power consumption is well under 1mA. - UPS mode: The unit will act as an intelligent UPS unit, will shut down at prescribed battery voltages. - Script mode: Unit can be programmed to wake up, sleep, based on pre-programmed scripts. Additional features of DCDC-USB: - Remote ON/OFF switch capable of switching up to 6A, 8A peak. - Can control motherboard ON/OFF pins - Fused input, TVS protected - USB mini, type B - All Solid Polymer Capacitors, SVPD series, Sanyo, Japan.



By: Stephen Jensen on 10-16-2009 in Products and Technology

Mp3Car Store is gearing up for the holidays and guaranteeing same day shipping for orders placed by 3:30pm EST and shipped via UPS. Want your products to your door fast? Select UPS 2nd Day Air or Next Day Air service. Come see what we have to offer! As always, we welcome new product suggestions, questions, comments, and concerns at store @ mp3car.com.
Come shop now.



By: Sean Clark on 05-29-2009 in mp3Car News



An interview with Rob Wray and Angelo Rajadurai from Sun.
[readmore]
Transcript:
Robert Wray: Hi, my name’s Rob with MP3Car, and we’re here with Angelo from Sun. Angelo, maybe you can tell us a little bit about what you do at Sun before we start talking.

Angelo Rajadurai: Hi Rob thanks for the opportunity to talk, and I’m pretty excited to spend a few minutes with you guys. I work in the Sun Startup Essentials program. I’m responsible for the East Coast implementation of this program. I also work in the Sun cloud team, and it’s very important for Sun that startups actually adopt the cloud. And we’re seeing a lot of startups actually working on the cloud, and we want to make sure that startups can use and benefit from Sun’s cloud effort as well. That’s in a nutshell what I do at Sun.

Robert Wray: Well thanks a lot for taking the time to tell us what you’re doing and talk about Sun’s efforts. So in previous blog posts we’ve talked about some of the things that we think are going to happen in mobile computing over the next five years, so what role could cloud computing play in solving these demands over the next five years?

Angelo Rajadurai: So interestingly enough what we’re seeing is, you know the cloud is maturing really, really quickly and especially in the space of startups where you see all these great innovations happening. Cloud is making life much easier for new companies to come in and provide services, so especially in the mobile space where it’s again a budding technology where there’s a lot of these services that are possible.

And in the fast days it was very hot to actually provide these services because it took you, you know you had to buy a whole bunch of hardware, you had to setup data centers to be able to provide the service, but with a cloud now what we can do is you can provide these services in a much cheaper cost and have multiple of these services kind of come up really quick. So it’s actually quickening the pace of innovation in the space as well, so there’s lots of these services that are coming up, and I think cloud can really help especially in the mobile space where your device on your car is just an access point to big servers that can be hosted on a cloud. And a cloud provides you all this great compute power that you can use to deliver such a service to a device like a device on a car.

Robert Wray: Well what are the biggest challenges you see with developers using cloud computing to support some of these advanced features that people are going to demand on the go?

Angelo Rajadurai: So right now what I am seeing is there is no set standard for actually exposing these services to the access points. So that problem is kind of getting solved on the compute side a little bit because there are all these standards that have emerged and people can plug-n-play and mash these contents together if you may. So for example you could add today on your desktop a Google map, which is a service, with maybe a real estate listing service or something like that, and you could create these mashables really quick because the standards are already well established, and the whole concept of plug-n-play works very well.

I don’t see that happening yet in the mobile space, so I think you need to custom put these services together. Typically you’re gonna see a lot of these services that show up, but I think the value is in adding and aggregating these services and kind of providing a super service if you may. And for you to do that I think you need to establish standards, and I think that’s one of the areas where things are lagging a little bit.

Robert Wray: So what’s Sun doing to drive standards and help developers utilize the cloud as it relates to mobile computing or consumer services specifically?

Angelo Rajadurai: So if you look back at Sun’s history one of the things that we’ve been very good about doing is to kind of define and drive standards, and Sun from its inception kind of believed that the computing is more than what you can actually accommodate on your desktop or on your servers. So we, by default, put in these network access points into every machine we sold. So for the cloud computing as well, what Sun is doing is Sun is actually defining the standards for the cloud so that it will allow you to kind of seamlessly move between what you’re calling a private cloud into the public cloud.

So you could average in a service that runs locally on your own cloud or your own hardware that you have on your car if you may, and then when you are connected to the cloud, you can seamlessly migrate it to the cloud and accommodate services from there. We’re not doing this specifically for the mobile world, but this problem exists not just in the mobile space, but also in the traditional computing space where people are kind of finding that the cloud is great for certain purposes, but for certain purposes it makes more sense for us to create our own private clouds. And we need to be able to seamlessly move between these two clouds, and Sun is now defining the standards. What we’ve done so far, we’ve published a standard for this and it’s in the publish phase, and we’re gonna have our implementation of the standard come out in a few days, which will make it a little bit more interesting in the space where standards are concerned.

Robert Wray: So how do you think clouds are going to contribute to a customizable mobile experience? So what I mean by customizable mobile experience is based on what you’re doing, if you are walking or if you’re taking the car, or you’re sitting down you’re gonna wanna different type of user experience. Also different users are gonna want different types of brandings, different colors, other things like that. What role do you think clouds will play with these customizable user experiences?

Angelo Rajadurai: So from a point of view of the cloud – so you can define the – and at least in my mind and am no expert in the big mobile space, but in my mind I see that the customization happens at the access point. So let’s say you have a device that you put in your car, that access point actually defines your point of customization. What the cloud can do is because of the vast compute resources that you have at your disposal you can actually provide information from your access point.

Let’s say – tell the cloud service that you are now moving at 80 miles an hour or something like that, and the cloud service can at that point decide what kind of content it wants to provide you. Obviously you don’t want it to be streaming video to you at that point because it makes no sense to do it, but if the cloud service knows that you’re sitting with the same device sitting on your - you know in a rest area and not moving, you could potentially send a service for video maybe to your device. So I’m just coming up with this example here, but the idea here is that because the cloud can vastly configure itself and change on the fly you’re not limited to one or two different services that you can fit into your access point.

So even though the cloud - I don’t see cloud kind of doing the customization because of the vastness of the resource. You can customize based on what your access point is telling the cloud. I hope I’m making sense here, but the thing is now you can think beyond your little device, and the cloud is a vast place where you can particularly have a lot of these services available for you. And you can decide which one you want to plug in to based on some configuration that either the user has set or that automatically goes to the cloud for it.

Robert Wray: Right, okay. Yeah, it makes a lot of sense. So a lot of people, just to get back to what Sun’s role is in cloud computing and consumer stuff, a lot of people think of Sun and cloud computing architecture as something that’s just available in the enterprise; what open consumer oriented cloud models could developers look towards for inspiration?

Angelo Rajadurai: So Sun has traditionally been viewed as an enterprise, but if you go back even a few years Sun started off actually working with startups and smaller companies and consumers, and only in the last ten years or so where our focus has completely turned into enterprise. And we are trying really hard to get back into the startup space with the acquisitions like MySQL, which is very predominant in the small and medium sized businesses as well as in the personal space if you may. And with different things Sun has done in the last few months or maybe last couple years, we’ve really kind of focusing back into the end-user space if you may. And as far as the cloud is concerned the income in today’s - basically Amazon, right, it’s a great service, they kind of defined the space where it’s really open to the end-user as well.

Sun’s cloud when we announce it would be open to both end-users and enterprises as well, but that line is kind of merging really quickly. In maybe five or six years ago, you needed to be an enterprise to work with Sun because the cost of hardware was so high, and you had only one option that you could buy it. There was nothing else that you could do, but right now with the cloud that line is merging. It’s very cheap for an individual to kind of get together a 100 machines in the cloud and provide a service at $.10 an hour or so, right? So that line between enterprise and individual is quickly kind of going away and the cloud is equalizing that space as well. So what Sun can do is it can bring the expertise that it has developed for enterprises and building these large server-farms and make it accessible to end-users. So I think Sun’s exposure into the enterprise space is actually going to be a beneficial one while we bring the service to mobile users.

Robert Wray: Are there any specific examples where - we talked before about standards being one of the really hard problems - where there’s been lots of developers that have worked to set standards and have made consumer products or is that still yet to happen?

Angelo Rajadurai: So there are many places in the compute space where there was all these standards were set by end-users. In many cases these standards get set because one company is driving it, one large enterprise drives it and then everybody comes in. For example, if you look at the Wal-Mart case when our FID was being pushed. Wal-Mart kind of came and said, “This is the standard that you will follow for our FID,” and that became the standard. Or if you look at the ebXML space where it’s XML for businesses, the standards were set because some large company kind of blow it. But you also see a lot more examples of these, like for example in the SQL space there’s more startups like MySQL, which was a very small startup a few years ago kind of set the standard for this open source database space. So the standards are being set either by a large company driving it or by a grass root effort, which see a need and kind of set these standards.

And without setting the standards it’s really hard to build up on a really expandable space. So if you look at any of the open source projects that are successful, the first thing that they need to do is setup some kind of a standard that people can contribute into, and this has been happening for a while now. So you can see that model; in one case it happens because of some company driving it and being the income, and they get to say exactly what the want to sell, but it also happens in the open source space where it’s being set by communities, and being followed so that the contribution can be made simpler.

Robert Wray: Well other than a lack of standards, what mistakes can be learned from other failed or partially successful cloud efforts?

Angelo Rajadurai: So if you look at the cloud effort, one of the things that you really need is an ecosystem around the cloud. So none of these servers in the cloud can live on its own. So for example you can have a very successful cloud with really expandable things, but if you don’t have the services that are around it then these cloud efforts kind of fail. One of the things that you can see with Amazon cloud, which is again the standard today, is that there’s hundreds of partners and maybe even thousands of people that are providing services in the cloud.

So if you take that same example into the mobile space, any service that you’re providing needs to have an ecosystem around it. It needs to have the support structure around it and without the support structure things don’t succeed. You can have a great service, but if you don’t have like the database support around it or if you don’t have, in your case, like the location services around it or even like the developer help that is around it then those things don’t work too well. Again if you look at open source one of the things that you get by open sourcing your software is that you build ecosystem around your software, which includes people that know the software, which includes people that can help you fix and install, scale your software and so on. So that’s another important piece of any effort that goes in. For cloud and for everything else as well I think it’s pretty important that you have an ecosystem around it for services and support for you.

Robert Wray: Well looks like there’s a lot of exciting opportunities for developers that are looking to do bleeding edge stuff in the mobile computing space. So if you want to check out our blog for links, where to get started, we’re gonna have a bunch of stuff there and also transcripts of the interview. So Angelo thank you so much for your time. We appreciate it.

Angelo Rajadurai: You’re welcome Rob.
[End of Audio]



By: Robert Wray on 01-14-2009 in mp3Car News

Based on our experiences at CES this year MP3car is creating this new forum. “Mobile phone meshing – Safely Connect your car to the internet cloud

This forum is going to be a lot more than just connecting. This is going to be the place to talk about hacking and meshing your mobile computing devices into the car. If we can find a way to connect Iphones and smart phones into existing in vehicle displays and controls, this will be a wonderful benefit for those of us who just want to carry one device and developers trying to prove out connected car concepts.

Same of the challenges we need to work on:

  • Phone user interface retooling and modifications for the driver
  • Connecting your smart phone to the car
  • Connecting accessories to the above (hard drives, flash memory, GPS, engine diagnostics, tracking)
  • Mirroring your built in phone display with the display in the car.


We have also created a specific iphone section to talk about some of the early progress already being made to mirror the video content of the iphone with external displays - an excellent start to phone phone car meshing.



By: Robert Wray on 01-09-2009 in Technology Events



By: Robert Wray on 11-16-2008 in Technology Events



Some people call this the next best thing in display technology. Manufacturers report very high levels of contrast and lots of sunlight readability. What do you think? Is OLED the next home run in mobile car computing and telematics display technology?

Please reply and post your comments in this thread.



By: Robert Wray on 08-01-2008 in Products and Technology, mp3Car News

The Mp3Car Store is launching a blog on the mp3car.com homepage to provide more up to date information to Mp3Car supporters. To kick off the blog, each day a different member of the Mp3Car team will introduce themselves and blog a bit on what it is they do every day at Mp3Car.

Why a Blog?
So much goes on behind the screen. With a blog, the Mp3Car team can let people know what is going on, as it happens, and provide a better sense of what Mp3Car is all about all in one central location.

What can you expect to read about?

There will be 5 main tags to start:
  1. In and Around Mp3Car– posts under this tag will let people know what is going on in and around the Mp3Car office.
  2. Mp3Car Forum News - this section will provide information on forum development, promotions, and members.
  3. Product News - any and all information related to particular products will be provided such as product launches, updates on stock, and product retirement
  4. Tech Support – this section will provide posts on tech support tips and work-arounds as well as examples of how we have learned what to do or, in some cases, what not to do. There will also be suggestions regarding where to find technical information in general.
  5. Mp3Car Store Projects – this section will provide pictures and descriptions of projects and answer questions such as, what was the Mp3Car team doing last spring for a few days instead of shipping orders?
Why not just use the forums?

The forums are massive and full of important information, however, often we are answering the same question a few times in different forums, and people still feel left out. We will continue to provide information within the Mp3Car Forums, but the blog will be an easy way to get up to speed on what is new, or what is going on with a product. We will also be able to let people know more about ourselves as well as the people and companies that are helping to grow this hobby.



By: Robert Wray on 07-30-2008 in Products and Technology, mp3Car News

New discussion threads will be created here to discuss blog items posted on www.mp3car.com

The format of the discussion threads will be DATE - TOPIC

The first post will contain the content of the blog post. Subsequent posts will be comments about that post.

If you see a topic in our blog that hasn't been entered into the blog talk section, feel free to create a post using the format above:
1. First post (Title and subject of the blog)
2. Second post, your comments.

7-31-08 - updated



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