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Search took 0.01 seconds. Search: Posts Made By: MazdaMatt
Forum: Hypermiling / EcoDriver's Ed 07-17-2009, 11:10 AM
Replies: 68
Views: 22,009
Posted By MazdaMatt
ditta on alignment... inner edge wear is NOT a...

ditta on alignment... inner edge wear is NOT a normal thing.

To save your synchros, don't jam it into gear when you're about to start. Press gently and let them come up to speed. Rev-match always...
Forum: DIY / How-to 06-15-2009, 10:20 AM
Replies: 48
Views: 29,397
Posted By MazdaMatt
disc brakes only push against the disc, they...

disc brakes only push against the disc, they don't pull away. generally they are bumped back on their own. Two things can make them not bump back - your wheel bearings show zero flex (good) and your...
Forum: Open ReVolt: open source DC motor controller 06-05-2009, 09:53 AM
Replies: 7,381
Views: 2,551,053
Posted By MazdaMatt
dcb, that's a good point, too. Could you datalog...

dcb, that's a good point, too. Could you datalog from an ISP?

However... having been through this process in a production environment that does custom engineering... hardware and firmware that is...
Forum: Open ReVolt: open source DC motor controller 06-05-2009, 08:41 AM
Replies: 7,381
Views: 2,551,053
Posted By MazdaMatt
I would definately not scrap the idea of uart on...

I would definately not scrap the idea of uart on a prototype. I transform ideas into prototypes into production boards for a living - the UART is a BIG help in the prototype phase and totally useless...
Forum: EcoModding Central 04-23-2009, 01:32 PM
Replies: 15
Views: 6,857
Posted By MazdaMatt
That's gold. Did he put on a wing to improve his...

That's gold. Did he put on a wing to improve his launch? Or tint to improve his cornering?
Forum: Open ReVolt: open source DC motor controller 04-16-2009, 08:22 AM
Replies: 7,381
Views: 2,551,053
Posted By MazdaMatt
xtian999, This is a brushed DC controller, which...

xtian999, This is a brushed DC controller, which means it is the easiest most simple one. A BLDC controller requires an H-bridge or a 3-phase H-bridge, same with the ACIM. The control board could be...
Forum: Hybrids 03-19-2009, 11:20 AM
Replies: 158
Views: 91,093
Posted By MazdaMatt
I suppose that it comes down to this simple...

I suppose that it comes down to this simple question - Does the hybrid drive train make up for its own weight in efficiency?
Forum: Open ReVolt: open source DC motor controller 03-12-2009, 08:45 AM
Replies: 7,381
Views: 2,551,053
Posted By MazdaMatt
I'm just full of posts this morning.... ...

I'm just full of posts this morning....

Yesterday at work we had the fellows from Freescale (makers of microcontrollers and sensors, our primary supplier of such things) in for a mini-seminar on...
Forum: Open ReVolt: open source DC motor controller 03-05-2009, 11:55 AM
Replies: 7,381
Views: 2,551,053
Posted By MazdaMatt
Paul, I was looking into prototype board costs...

Paul, I was looking into prototype board costs and found a website called PCBcart (PCBCART, Prototype to Production PCB supplier from China (http://www.pcbcart.com)).

They are based in China and...
Forum: Open ReVolt: open source DC motor controller 12-23-2008, 11:55 AM
Replies: 7,381
Views: 2,551,053
Posted By MazdaMatt
Hehe... don't confuse "educated and working" with...

Hehe... don't confuse "educated and working" with "expert" :D

I will be proud to help this project in any way i can. You have accomplished an amazing amount without any embedded systems/electrical...
Forum: Open ReVolt: open source DC motor controller 12-23-2008, 09:08 AM
Replies: 7,381
Views: 2,551,053
Posted By MazdaMatt
I just had a peak at your schematic and read up...

I just had a peak at your schematic and read up on the IXDD414. I would like to HIGHLY recommend that you have some sort of fail-safe switch attached to the enable line instead of tieing it high. You...
Forum: Aerodynamics 09-29-2008, 11:17 AM
Replies: 48
Views: 36,964
Posted By MazdaMatt
I was under the impression that although it is...

I was under the impression that although it is smooth, the bug has a horrible tendancy to break attached flow in bursts due to its high angle at the back...
Forum: Saving@Home 08-26-2008, 09:12 AM
Replies: 81
Views: 31,906
Posted By MazdaMatt
I work in the electronics industry. Their...

I work in the electronics industry. Their longevity is directly proportional to how far away from China they are made. Don't blame the LED, it is most likely the shoddy solder connection it or the...
Forum: Aerodynamics 07-08-2008, 04:44 PM
Replies: 29
Views: 14,218
Posted By MazdaMatt
I believe that olympic swimmers are using...

I believe that olympic swimmers are using full-body suits with a poly shark-skin for better hydrodynamics.
Showing results 1 to 14 of 14

 
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