Re: How to provide power to a spinning circuit ?
From: Jim Stewart (jstewart_at_jkmicro.com)
Date: 07/22/04
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Date: Thu, 22 Jul 2004 12:34:25 -0700
Paul E. Bennett wrote:
> Jim Stewart wrote:
>
>
>>Rodo wrote:
>>
>>>Hi all...
>>>
>>>I need to make a circuit that needs to spin on the shaft of a small dc
>>>brushless motor. I thought I could use a permanent magnet mounted on the
>>>base of the shaft of the motor (not moving) and some coils that will be
>>>spinning on the pcb. I don't know if this will work or provide enough
>>>power (need 5mA) to the spinning pcb . Any better ways ?
>>
>>You left out too many details.
>>
>>1. How fast?
>>2. How many are you going to build?
>>3. How much money do you have?
>>4. How long does it have to last?
>
>
> He left out more than a few details (I have seen his responses to the above
> some of which were just a bit vague).
I enjoy helping people, but not when the
questions are posed in a "smash-and-grab"
style. If I'm going to give away my time
and knowledge, I'd at least like my intellectual
curiosity pleased out of the deal.
I think most of the regulars here would
agree.
- Next message: Joerg: "Re: How to provide power to a spinning circuit ?"
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- In reply to: Paul E. Bennett: "Re: How to provide power to a spinning circuit ?"
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