CAD CAM EDM DRO - Yahoo Group Archive

Mariss Freimanis Great !!

Posted by Ron K
on 2004-01-31 12:55:20 UTC
I love to see someone great doing well .
Great products , great people , great service .
I just placed my 4th order with Gecko and the lady ( I assume Mrs.Mariss
) was just great as always .

Thanks
Ron K


>Message: 14
>
>Dave,
>
>It's the end of the month, the latest numbers are in and it was a
>killer kick-off for 2004.
>
>We shipped 2,612 drives this month; 534 were G320/G340 drives. Servo
>drives consituted about 20% of units shipped, which is a little on
>the low side. Typically they fall between 25% to 30% of total volume.
>
>I'm not sure if our numbers are representative of what would
>correctly reflect the choices of this group though, because nearly
>80% of our sales are for imbedded OEM applications. OEMs generally
>avoid brush-type servomotors, favoring DC-brushless or AC servos. For
>economic reasons and reliability, the stepper is the motor of choice
>with them if an application does not absolutely require a servo.
>
>Anectdotal observations are Europeans seem to prefer servos over
>steppers more than any other sales region on earth. Meanwhile
>Canadians and Chinese disproportionally favor steppers 20:1 over
>servos. Go figure, I'm sure sales data would have other surprising
>little gems were it further analyized.
>
>I think what biases the numbers are extraneous considerations. Step
>motors are largely a standardized commodity both mechanically and
>electrically while servo motors are not. You can buy the ubiquitous
>NEMA-23, 4.7A, 6-wire motor from a dozen different mfgs. and know it
>will function nearly the same. Try doing that with a DC brush-type PM
>servo motor.
>
>Why that is so remains one of the great mysteries of life, like why
>are surface-mount resistors marked with a value while capacitors bear
>no markings at all.
>
>The G204V prototype is slowly comming alive; I was able to run
>preliminary overdrive test data on it today. I got an astounding 80:1
>out of it versus the conventional 20:1 for a normalized thermal
>equilibrium. This means a stepper could more closely resemble a servo
>for short bursts of peak power. This is all thanks to a completely
>novel switching topology the G204V uses.
>
>Mariss
>
>
>
>
Precision Ceramics

Discussion Thread

Ron K 2004-01-31 12:55:20 UTC Mariss Freimanis Great !!