Cant contribute at all but Derek, if you could, please please please start hitting the return key on occasion, I have been feeling rather dizzy and disoriented reading your mono paragraphs lately. (smiley face) I might need to see a doctor
George On 12/6/09 6:09 PM, "Chris Malton" <[email protected]> wrote: > > If you're going to have a separate battery pack, you'll need to connect > the servo's -ve (black) wire to BOTH the reciever and other battery > pack. Otherwise your data signal is meaningless, and becomes relative > to the new battery pack. If the new battery pack's definition of 0V is > not the same as the one powering the reciever, then you tend to end up > with no signal, or a broken servo. > > Incidentally, I have a similar issue in my challenger where the turret > rotate and/or elevate servos will cause a "brown out" reset on the C6C. > It was easy enough to deal with in my case - change the mechanism. > > Hope that helps. > > Chris Malton > > On 12/06/2009 08:54, Mike Mangus wrote: >> I think you are on the right track with the big 1/4 scale servo >> drawing enough current to cause the receiver to reset. We had a similar >> problem in the model warship world where a Spectrum DX radio kept >> loosing signal when the ship's pump was turned on (increased amp load). >> The fix was to run a separate battery just for the receiver instead of >> using the ship's ESC for receiver power. In your case, I would try using >> a separate battery for the servo itself. >> >> You can run a servo on its own power and not from the receiver. >> Disconnect the power and negative wires from the servo connector and >> connect them directly to another power source (add a switch if you like >> to turn it on/off). Leave the servo signal wire in the servo connector >> and plug back into the receiver. >> >> The big 30% - 50% scale model aircraft guys use a power bus supply unit >> to supply power to those big power hungry servos. Their recievers have >> seperate dedicated battery packs. >> >> Mike >> >> ------------------------------------------------------------------------ >> *From:* Derek Engelhaupt <[email protected]> >> *To:* [email protected] >> *Sent:* Friday, June 12, 2009 4:31:29 PM >> *Subject:* [TANKS] Strange issues..... >> >> Well, tonight I was cleaning up the wiring in the Sturmtiger and getting >> her ready for the weekend Tank Expo at Ft. Snelling. Ran into some >> really strange issues. The first being that when I would fire the >> marker, my traverse motor would jump. Only in one direction. The >> switches were mounted right next to each other and installed so that I >> could kill the 12V power in one fell swoop. That switch fed the trigger >> switch. I designed it that way so I could disable the marker, but still >> use the turret traverse. To fix that problem, I remounted the traverse >> switch on the other side of the tank and put as much separation between >> the wires as I could. I even ran two separate leads from the secondary >> 12V battery I installed to run the Vantec RET411 speed controller >> attached to the traverse motor and the 12V door lock actuator thinking I >> was getting an induced current in the traverse motor lead when the >> marker was triggered. But none of that stuff fixed the problem. After >> messing with that for quite sometime I said to myself, I'll fix it >> later. I then reconnected the speed controllers to go for a test drive. >> Hmmm....only one track moving. Found that one of my cables wasn't >> seated. I thought, problem solved. Then I got no response from either >> speed controller and they were blinking like they had no signal. I >> looked at the IMX track mixer and the light was off. I thought it was >> toast until I moved the traverse and elevation on the gun and it sprung >> to life. Then I moved the elevation again and it died again. Long story >> short, it looks like the CS80 1/4 scale servo is drawing so much power >> that it's taking it away from the mixer. When I unplug the CS80, all is >> well. Plug it back in and the problems come back. I then put fresher >> batteries in it and it made the situation better. I'm thinking that I >> need fresh batteries to resolve the issue completely. With the fresher >> batteries, the traverse motor jumping occurances lessened when I >> triggered the marker. My volt meter shows the batteries putting out >> 6.2V. I guess my question would be, has anyone used a larger battery >> pack for their reciever when using these large 1/4 scale servos? I know >> I can't increase the voltage without blowing the reciever, but what >> about mounting another 6V pack in parallel to accomidate the current >> draw? I guess another option would be to get a 12V to 6V regulator to >> run the reciever. Any thoughts? I'm using a Spektrum DX6 radio with >> BR6000 reciever. >> >> Derek >> T065 >> >> >> >> >>> > > > > --~--~---------~--~----~------------~-------~--~----~ You are currently subscribed to the "R/C Tank Combat" group. To post a message, send email to [email protected] To unsubscribe, send email to [email protected] Visit the group at http://groups.google.com/group/rctankcombat -~----------~----~----~----~------~----~------~--~---
