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Forum: 702. Power Supplies Tue 11 August 2009, 10:08
Replies: 18
Views: 24,859
Posted By Gerald D
When you measure after the rectifier, it is still...

When you measure after the rectifier, it is still basically AC (huge ripple). The capacitor is needed for true DC.
Forum: 702. Power Supplies Tue 11 August 2009, 07:40
Replies: 18
Views: 24,859
Posted By Gerald D
No, I am glad you posted the whole thing. This...

No, I am glad you posted the whole thing. This all just needs to go into a more topical thread though.
Forum: 702. Power Supplies Mon 10 August 2009, 23:51
Replies: 18
Views: 24,859
Posted By Gerald D
PS. I don't subscribe to the: "2) Rapidly...

PS. I don't subscribe to the:

"2) Rapidly decelerate all 4 axis simultaneously from a high speed to zero. The
supply voltage bumps up 10% for 1/8th of a second.

3) A large AC load dump...
Forum: 702. Power Supplies Mon 10 August 2009, 23:43
Replies: 18
Views: 24,859
Posted By Gerald D
Based on the "The G540 is rated at 50VDC, it is...

Based on the "The G540 is rated at 50VDC, it is designed for and tested at 60VDC
and it comes apart at 68 to 70VDC." I would check my average local mains voltage and pick an unregulated supply that...
Forum: 702. Power Supplies Sun 09 August 2009, 02:30
Replies: 18
Views: 24,859
Posted By Gerald D
Definitely 25+25 parallel to give 25VAC = 35VDC...

Definitely 25+25 parallel to give 25VAC = 35VDC output. (That is for a "half-coil" wired motor)
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