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Thread: 6v dig servo at 7.4v

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Old 05-11-2012, 06:29 AM   #1
Quarry Creeper
 
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Default 6v dig servo at 7.4v

Getting an 7950 soon. Running a cheap 6v servo for dig. Will 7.4 kill the servo even though it is only used when digging? Thank you for any help/comments
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Old 05-11-2012, 06:47 AM   #2
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Default Re: 6v dig servo at 7.4v

It will probably kill it only the once.
Its not often a 6V rated servo can hack 7.4v.

Lipos at full charge are also usually 4.2V per cell, so you will actually be putting over 8v thru at the start of the run.
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Old 05-11-2012, 06:53 AM   #3
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Default Re: 6v dig servo at 7.4v

I would run an external CC 10A BEC direct to the steering servo, let the ESC BEC run the RX & dig servo.
Problem solved.

There is an easy way to do the direct power without cutting/soldering anything.
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Old 05-12-2012, 03:58 PM   #4
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Default Re: 6v dig servo at 7.4v

It's got a bec wired directly to the servo. So the dig servo should be running off of the esc bec?
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Old 05-12-2012, 07:20 PM   #5
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Default Re: 6v dig servo at 7.4v

External BEC wired directly to the steering servo will let the ESC's internal BEC power everything else.
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Old 05-12-2012, 08:18 PM   #6
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Default Re: 6v dig servo at 7.4v

Quote:
Originally Posted by ax10 View Post
It's got a bec wired directly to the servo. So the dig servo should be running off of the esc bec?
Yes....let her rip.....

Quote:
Originally Posted by SMR 510RR View Post
External BEC wired directly to the steering servo will let the ESC's internal BEC power everything else.
+1.
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