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CHARGING THE RECEIVER BATTERY
Posted: Mon Aug 13, 2007 8:02 pm
by Jeffrey Goff
Hi can anyone help, I am trying to enclose all of the electronics, in the halftrack, and for ease and aesthetic reasons, would like to connect a Y lead to the receiver battery, so it could be charged in situ; if the main control pannel / fuse box was turned off, would there be any problems.
regards
Jeff
Posted: Mon Aug 13, 2007 8:08 pm
by Adrian Harris
How about using a BEC (battery eliminator circuit), which provides the necessary 4.8V by reducing the 24V from the main battery.
That way you only have to ensure the main batteries are charged.
Adrian.
Posted: Mon Aug 13, 2007 8:26 pm
by Jeffrey Goff
Hi Adrian, this sounds like a good idea, but I thought the seperate battery
acted as a failsafe, just in case the motors pulled an excessive load on the batteries, and dropping the voltage on the B.E.C, or is this unlikey
regards
Jeff
Posted: Mon Aug 13, 2007 8:33 pm
by Allan Richards
Jeff,
I'm sure Vice used to do voltage regulators to give 5v from a 12v supply, but as you say if the batteries go down then you could loose the radio. I think some of the smarter ESC's cut out the motor supply before the Rx supply to protect against loss of control but the 4QD's don't have the BEC feature.
Posted: Mon Aug 13, 2007 8:34 pm
by Allan Richards
Jeff,
A typo I meant Vince.
Posted: Mon Aug 13, 2007 8:43 pm
by Jeffrey Goff
Thanks Allan, I think I will connect the battery to a three way switch, this way i can charge using a socket.
many thanks
regards
Jeff