 | | Re: Power Functions remote control Thumbstick - new challenge
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(...) OK, here is an attempted solution to the "new challenge", i.e. translating joystick movement to tank controls. It works, but it's a little awkward to use (pushing the joystick sideways requires quite a lot of force). I'm sure Jason (or (...) (16 years ago, 26-Jul-08, to lugnet.technic, FTX)
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| | Re: BrickFair Technic Display
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(...) Yeah, I will need 24 foot tall ceilings....I will have a few of my creations there this year! Can't wait... (now if I can just get that dang crane finished in time....) -Alvin. (16 years ago, 23-Jul-08, to lugnet.events, lugnet.technic, FTX)
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| | BrickFair Technic Display
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At (URL) BrickFair> this year there will be a display of all things Technic! Bring yourself and your Technic MOCs to DC this Labor Day Weekend and show what you've been up to with those Technic pieces. Spinning, moving, actuated, powered, (...) (16 years ago, 22-Jul-08, to lugnet.events, lugnet.technic, FTX)
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| | Re: Worm gear... whence the length?
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(...) Hi Brian, If you're struggling with worm gaps for your leadscrew, this pic of my crane worm gearbox might help: (URL) worm is two worms long, plus two pairs of old type (crennellated) half bushes (small pulleys) and an old type 14-tooth bevel (...) (16 years ago, 22-Jul-08, to lugnet.technic, lugnet.events.brickworld, lugnet.robotics)
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| | Worm gear... whence the length?
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OK, after struggling with precision in a lead-screw assembly for quite some time now, I've just got to ask because I don't know the answer and it's bothering me... Can ANYBODY give me a possible good reason for the length of the worm gear? why oh (...) (16 years ago, 19-Jul-08, to lugnet.technic)
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| | Great Ball Contraption at BrickFair
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(URL) Yes there will be a Great Ball Contraption at BrickFair. Yes it will be grand, yes it will be noisy, yes it will be fun, and yes I need you to bring a module (or two)! Don't know what a GBC is? Start here at Steve Hassenplug's (URL) (...) (16 years ago, 16-Jul-08, to lugnet.events, lugnet.technic, FTX) !
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| | Re: Motor problem
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Philo and Gereon, Thanks so much for your quick replies. I've rebuilt it, and it seems that a larger batter box was the solution. My helicopter should be ready to fly well in advance fo BrickFair, as planned! thanks! Magnus (16 years ago, 16-Jul-08, to lugnet.technic)
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| | Re: Motor problem
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(...) Hi Magnus, a variety of reasons comes to mind: - Are you using a rechargeable battery? The 9V types of rechargeables sometimes lose power too quickly for such a rather demanding application. - If you let the motor run freely (i.e. without any (...) (16 years ago, 14-Jul-08, to lugnet.technic)
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| | Re: Motor problem
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Hello Magnus, (...) From the symptoms you describe I would say you need "a bigger battery box". Battery boxes (and motors too) contain a current limiting device. It is a resistor whose value increase (a lot) with temperature. When you start your (...) (16 years ago, 14-Jul-08, to lugnet.technic)
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| | Motor problem
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Hello, I wondered if any motor-savvy Technic experts out there could help me out with a problem. I'm building a helpicopter, and am powering two rotors plus a light and sound double red light with a single old motor: (URL) a light and sound type (...) (16 years ago, 14-Jul-08, to lugnet.technic)
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| | Re: New Crane...
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(...) (URL) (16 years ago, 11-Jul-08, to lugnet.technic)
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| | Re: New Crane...
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(...) Ross, Check these pics out....the first one is my favorite "boom flex" photo, and the second one is a pic of the boom flexing on the original cc8800-Twin! Enjoy... (URL) (16 years ago, 10-Jul-08, to lugnet.technic)
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| | Re: New Crane...
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(...) You mean plastic bends?? Dang :) I actually have had a good bit of success stiffening up the boom. The majority of the give in the boom was coming from the point where the sections are pinned together. The axles were flexing and letting the (...) (16 years ago, 10-Jul-08, to lugnet.technic)
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| | Re: New Crane...
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(...) Ha! You're not a real crane builder till you've had at least one massive failure ;) Looking good Alvin. And you'd be surprised how much steel booms bend - check out this pic for an example: (URL) up a piece of paper along it to see the bend) (...) (16 years ago, 10-Jul-08, to lugnet.technic)
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| | Re: 8297 cool new parts
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(...) Thanks for the compliment! Yes the 8297 has great and cool new parts. Mainly the new differential seems to be a good move forward, and kept hidden from our eyes until the new sets release. Many analysis from available photos and videos were (...) (16 years ago, 9-Jul-08, to lugnet.technic)
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| | 8297 cool new parts
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If you go to the very excellent www.technicbricks.blogspot.com you will find the building instructions for all three of this summers technic models. Looking at the instructions for the 8297 off roader I noticed that we will get a new differential (...) (16 years ago, 9-Jul-08, to lugnet.technic)
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| | Re: New Crane...
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(...) faired better than my crane that decided to go down in a hurry (serious operator error :-) (URL) Looks like I need to stiffen up the boom a bit... (...) You're dealing with a relatively shallow boom cross section (i.e. thickness is fairly thin (...) (16 years ago, 9-Jul-08, to lugnet.technic)
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| | Re: LEGO 7996 Crossover Motorized and Ballasted - Pictures
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(...) I have altered the crossover controls to provide for an all-straight state by tweaking the springs in the switching rails. I have also motorized the crossover in such a way that it can be set straight, TL-BR or BL-TR with two switches (both (...) (16 years ago, 7-Jul-08, to lugnet.trains, lugnet.technic, lugnet.build, lugnet.announce.moc, lugnet.loc.uk, lugnet.parts.mod)
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| | Re: New Crane...
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(...) Well, after many dissapointments over the weekend: (URL) finally got to raise the main boom on this creation: (URL) like I need to stiffen up the boom a bit... (URL) sill is going to be a fixed jib added for the lifting test, and a Luffing jib (...) (16 years ago, 7-Jul-08, to lugnet.technic)
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| | 8275 Bulldozer with LED lights
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Hi, The motorized Bulldozer ( 8275 ) can be controlled via ir-remote and has 4 strong motors. The “power functions” are perfect to create strong vehicles. With 9V batterybox - so perfect to make some LED lights ! (3 URLs) Hope you like it. questions (...) (16 years ago, 4-Jul-08, to lugnet.technic, FTX)
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