Search found 124 matches

by Bern
Sat Mar 06, 2004 6:47 pm
Forum: General Discussion
Topic: Best FET to use?
Replies: 9
Views: 1990

Best FET to use?

Thanks to all who helped on my last request, now another question. Getting ready to build a PWM circuit for a 2 ½ HP, 36 volt golf cart motor. Looking for the best deal in mos-fets and drivers. Is it best to use commercial drivers, or a couple of switching transistors to drive the gates? Which fets ...
by Bern
Fri Mar 05, 2004 11:44 pm
Forum: General Discussion
Topic: Component sources
Replies: 11
Views: 3078

Component sources

Wondering if you would mind sharing with me your favorite sources for electronic components, on line. I have moved, and it is now about a two-hour drive, one way, to the stores I used to use. Who is the easiest to work with, have the best sources, a good catalog, and best pricing? Thanks for all you...
by Bern
Wed Mar 03, 2004 9:28 am
Forum: Robotics
Topic: Belt vs. chain drives
Replies: 8
Views: 4034

Belt vs. chain drives

Need some thoughts and input on belt drives verses chain drive. Coming off the motor at about 2,000 RPM (max.), and going to a shaft at about 200 RPM. Motor is DC at about 2 HP. Which is best, considering: original cost, efficiency, noise, dependability, upkeep, etc. What would be the minimum sizes ...
by Bern
Thu Feb 12, 2004 10:51 pm
Forum: General Discussion
Topic: Free parts
Replies: 3
Views: 936

Free parts

I have been cleaning out my shop and have come up with some old ICs and parts that I no longer have any use for. I hate to just throw all these into the garbage, and wondering if there might be someplace where lists can be posted. I would gladly pass these on to someone who can use them, for nothing...