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Old 01-20-2025 | 04:42 PM
  #16  
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1 way mode is noticeably faster , in two way it has to drop a packet every once in a while to send the tele packet.
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Old 01-20-2025 | 09:14 PM
  #17  
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Originally Posted by hotdognobun
What servo are you using? Is it high speed or high torque?
Reedy RT2007A servos (light to medium torque) in both of my B74.2's. AGFRC full size high torque servos in the B6.4 and B7. Wanted more weight on the nose. With the M17, all servos are slowed down.
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Old 01-20-2025 | 09:30 PM
  #18  
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Originally Posted by cansoykal
I strongly disagree. When I moved from M17 to NB4 pro + I immediately felt much more precise movement of my xb2 buggy. So much so I even messed up and lost my pace during my club race Now after some time I feel like I got used to the lower latency and its definitely much faster compared to sanwa. Its so noticeable in high grip carpet racing.
That's great! So with the M17 you ran the servo at full speed with the Feeling set at 7s?
Going to the NB4+ you noticed lower latency and even faster servo response. Wish I could say that too. I'd rather have to turn down the speed rather looking to gain more.
No carpet experience. Only indoor high grip clay for me.
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Old 01-20-2025 | 10:43 PM
  #19  
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Originally Posted by VJD
Reedy RT2007A servos (light to medium torque) in both of my B74.2's. AGFRC full size high torque servos in the B6.4 and B7. Wanted more weight on the nose. With the M17, all servos are slowed down.
Oh I’m also running a Reedy but the 1606A. I remember a firmware that slows down the servo speed so guys at my local track reverted back and got the speed back. Let me see what version it was
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Old 01-21-2025 | 02:39 AM
  #20  
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Originally Posted by VJD
That's great! So with the M17 you ran the servo at full speed with the Feeling set at 7s?
Going to the NB4+ you noticed lower latency and even faster servo response. Wish I could say that too. I'd rather have to turn down the speed rather looking to gain more.
No carpet experience. Only indoor high grip clay for me.
I ran M17 along with Sanwa SSL compatibe servo (not sure about the feeling setting, I left that at default). Now I run nb4+ pro with power HD S25 servo (running @ 833Hz). My radio is set at 2-way though. Reading other guy's comment I will definitely be trying 1-Way communication next time I visit the track.

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Old 01-21-2025 | 06:02 AM
  #21  
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I'm curious to see the delay. Although I don't really have enough luck with Murphy, to not just bind up in fast one way mode, and never enable 2 way.

2 way works fine with my Spektrum airplane radios. No way that a racing radio from flysky, is any slower.

Then again, airplanes do precision with slow, torque geared servos.
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Old 01-21-2025 | 10:49 PM
  #22  
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Appreciate all the input. There is much to like about the NB4+. FWIW and not of interest to anyone, I just "fixed" my M17. Left turn jitter is gone. For scientific purposes 🙂 I will run two of my buggies with the M17 and the other two with the NB4 and see how things turn out. I have a feeling the NB4 will do just fine. Thanks everyone!
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Old 01-24-2025 | 04:59 AM
  #23  
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Just switched. 1 way 2 channel.

It's clearly faster than my M12 (R.I.P.), and my olde M11x.

No creaks. Steering clunk is far less, when steering tension is removed.


Eta: Just finished practice and Q1. Radio feels fine. Steering is a bit quick. Adding -expo to -25% 2wd buggy. -55% ST.

Last edited by Zerodefect; 01-25-2025 at 09:12 AM.
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Old 02-26-2025 | 02:34 AM
  #24  
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Originally Posted by VJD
After several years of use my Sanwa M17 steering pot needs to be replaced. As backup, I purchased a new NB4+ and some FGr4Sv2 receivers. Updated the FW and receivers. Set the NB4 to one way and four channels. All my servos are digital and the NB4 is set for digital. What I noticed is that the NB4 steering speed and is noticeably slower compared to my M17. That is even with the M17 set to a slower servo speed and the NB4 at "full speed." Any suggestions? Will going to one way two channel improve the response time? Wondering if the throttle response is also being affected? Thanks

You used Sanwa servo?
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