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Voltage of servo question

celticsun33

Rock Stacker
Joined
Aug 17, 2019
Messages
60
Location
Youngstown, OH
As most Capra owners know, the stock dig servo isn't top of the line. I've seen many suggestions for replacements but as I look at the specs it seems they only go to 8.4V. Now I'm a newb to the electronics part of the hobby so my question is. I run 3s (11.1V) batteries how does this effect the micro servo rated at 8.4V? Is the voltage to the micro regulated somehow?
Please, again, be gentle.
 
The servo doesn’t get battery voltage, it’s a reduced voltage from the receiver. Look in your owners manual, there should be specifications for all of the bits, including servo output voltage. I believe most of the micro servos are compatible. [emoji846][emoji1303]


Sent from my iPhone using Tapatalk
 
The servo doesn’t get battery voltage, it’s a reduced voltage from the receiver. Look in your owners manual, there should be specifications for all of the bits, including servo output voltage. I believe most of the micro servos are compatible. [emoji846][emoji1303]


Sent from my iPhone using Tapatalk

Thanks. I appreciate it. Now I can look a little closer at them.
 
your electronic speed controler has a voltage regulator built in to it and it supplys the reciver with power usualy 5-6 volts and about 3 amps we call the voltage reducer a bec or battery eliminator circit you can use the bec built in to the esc if your not using to much power if your using alot of regulated power you can get a external bec
some servos need more amps than a inturnal bec can handle so a exturnal one is needed if your servo is 8.4 volts than you can run it.directly off the 2s lipo cause a fully charged 2s battery is 8.4 volts but you would need to rewire it to do so they do sell direct power servos that run on any voltage between 6v and 16v depending on witch brand you get and those draw power directly from the battery
 
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