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-   -   Do not Use Savox Servos with Spectrum (https://www.rctech.net/forum/radio-electronics/943874-do-not-use-savox-servos-spectrum.html)

bmag5000 05-17-2016 12:04 PM

Do not Use Savox Servos with Spectrum
 
Yeah I tried it out and the Savox servo I got glitched like crazy with
my DX3s Transmitter. I used my Futaba 3PM FASST instead and the servo didn't glitch on it. Its weird because Savox servos are decent servos,
I just thought id let you guys know. I'm sure Savox servos work fine with other transmitters just not Spektrum Transmitters for some reason because of the glitching.

MarkA 05-17-2016 12:13 PM

Old/known issue - you can use them together, you just usually need a glitch buster to do so.

BigC2007 05-17-2016 12:16 PM


Originally Posted by bmag5000 (Post 14534195)
Yeah I tried it out and the Savox servo I got glitched like crazy with
my DX3s Transmitter. I used my Futaba 3PM FASST instead and the servo didn't glitch on it. Its weird because Savox servos are decent servos,
I just thought id let you guys know. I'm sure Savox servos work fine with other transmitters just not Spektrum Transmitters for some reason because of the glitching.

I had this happened and thought it was my Savox servo, then switch radio's and my Savox servos been trouble free and glitch free ever since.

Roelof 05-17-2016 12:32 PM

Do not forget there are some issues with weak BEC's in Castle Creations ESC's.

fat500 05-17-2016 04:15 PM

I run the savox low pro servos in my tc and they are perfect. orion and hobbywing speedos and speed passion b4 that and never an issue;) thay are awesome in my book:D maybe a week bec ...and I do NOT use the caps on the receivers;) never had a need using a dx3s and now a dx4s

Grizzbob 05-17-2016 08:59 PM

It's true that it's not the radio that matters when using a Savox(or other brand high-amp-draw servo), it's the speed control's BEC. The more robust it is(ie. higher current output at a good voltage), the less likely you'll need a glitch buster....:cool:

1/4milecrazy 05-17-2016 09:02 PM

Its only with Spektrums low end sport receivers. Both my 1/8 truggies are using Spektrum with Savox servos. As well as my wheeler and my TC, my crawler even has 2 Savox servos with a Spektrum receiver.

My T5M has a Spektrum SR210 and it can not handle a Savox servo, it glitches like crazy.

nexxus 05-17-2016 09:23 PM

Yes the servos are amp hungry and yes the Spektrum rx's are a bit more prone to brown outs due to voltage fluctuations than others, but in almost every one of these I have seen (and it's been a few!) It's been able to be traced back to a Castle esc and a rubbish built in BEC (no surprise that they happen to sell the suggested external bec replacement!)

oldenuff 05-18-2016 04:09 AM

holy trinity of glitching
 
hi guys, I have run the brown out holy trinity consisting of the dx3s spectrum , savox 1251 low profile, and castle mmp together in a 1/10 tc, the bec is weak in this esc , but issue was fixed with a cheap external small bec and then later just a glitch buster (small capacitor ) , now I run a hobbywing xerun v 2.1 esc with same radio and servo with no bec or glitch buster without any issues

TeamSlacker 05-18-2016 12:38 PM

heard about it, read about it, bought the tshirt... but I still run savox servos with spektrum tx/rx in my 50cc gas plane, 1/10 buggy and e-buggy... along with spektrum rx/tx in every other rc that flys or drives that I own... never had a glitch <knocks on wood>
(not running castle esc's either)

platgof 05-18-2016 03:29 PM

I had this issue and found out that running rechargeable NIMH batteries caused a lot of problems as the voltage was not high enough. Switched to NIZN batteries and problems gone. I also add the glitch buster to be on the safe side.

Slashn77 05-18-2016 09:43 PM

I ran my dx4r and Savox servo for 2 years with never one single brown out. Maybe I'm lucky but I have a glitch buster in my bag just in case because of what so many people said about this known issue and never one time! Yay for me I guess but Savox make some great servos at awesome prices compared to Sanwa (which I run now with my M12s) and other brands where you can spend $250 on a servo and get an identical one for $99

I say make or buy a 5$ glitch buster and in a lot of cases that's all a lot not all of people needed to fix the brown outs.


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