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zeropointbug
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08.14.2009, 10:17 PM

Oh for sure, most people wouldn't bother with a rx pack, especially for bashers, as a shutdown or hiccup is not going to cost you a top place (only parts if it crashes ).

I didn't know Brian was making a fail safe, is there a link to a thread? I must have missed it. But for me, a failsafe is not going to help the fact that the BEC just shut down, twice in 3 mins.

Unless... BrianG, could it have been the Receiver that reset? I suddenly had no steering servo no throttle, nothing, then brought it in, re-plugged it, did half a lap and it did it again. Put a different pack on it, and I finished the rest of the race without incident, but in 4th place, instead of 2nd. What do you think?

Could the BEC have overheated? As it is packed tight into the left side Revo servo box with the receiver. It is the Pro BEC, S&T gave it to me when I fried my first Quark.

I just like the idea of running off a dedicated battery for communications. Plus the thing really is tiny, slightly larger than a standard servo.


“The modern astrophysical concept that ascribes the sun’s energy to thermonuclear reactions deep in the solar interior is contradicted by nearly every observable aspect of the sun.” —Ralph E. Juergens

Last edited by zeropointbug; 08.14.2009 at 10:22 PM.
   
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florianz
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08.15.2009, 05:23 AM

the higher voltage in the beginning is no problem at all:

there are regulators for those lipo-rx packs, which keep the voltage at a constant 6v level. that's intersting especially for nitro guys. forget those nimh-packs, get a proper lipo/life pack, the regulator and enjoy the plus in power for the servos. and you only have to charge it evey now and then.

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zeropointbug
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08.15.2009, 02:19 PM

Yah, you can get regulators, but here we go again putting an electronic device in between pure DC source and the Rx. Besides, a Life pack has a flat enough discharge that you don't need one. I don't think lipo is a good idea for Rx, they shouldn't be fully charged all the time like LiFe packs. These LiFe's also have the same mah/gram, only lower voltage, which is think is better than 7.4v nom.(8+ volts for a good percentage of the discharge).


“The modern astrophysical concept that ascribes the sun’s energy to thermonuclear reactions deep in the solar interior is contradicted by nearly every observable aspect of the sun.” —Ralph E. Juergens
   
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