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In Reply to: Re: Motor pricing posted by berndt on August 9, 2006 at 16:06:03:
The drive is the easy bit, it's the motor which is hard to get. There are probably dozens of people who can do a drive to suit the motor.The drive consists of three power stages and a three phase source. The best power stage I know of is also the cheapest - a Class T amp with a toroidal step-up. This makes the power supply easy and cheap too.
The three phase source can be as simple as an Ipod and a $1 op-amp (which is fun but very inconvenient) or it can be a dedicated adjustable three phase oscillator. I'll stop there before I get accused of touting for business.
Mark Kelly
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Follow Ups
- The drive is the easy bit. - Mark Kelly 17:20:00 08/09/06 (0)