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Everything posted by dr_spock
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Where is 'the line' when it comes to custom parts?
dr_spock replied to LordsofMedieval's topic in General LEGO Discussion
Sometimes it is just simpler and quicker to make it yourself than wait for LEGO or somebody else to come out with something you require for your build to work. -
Do you have a picture or two of your wiring setup? Which types of wires are you using?
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GBC General Discussion
dr_spock replied to Jim's topic in LEGO Technic, Mindstorms, Model Team and Scale Modeling
GBC at Bricks in the Six convention:- 1108 replies
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Lets "fix" powered up!
dr_spock replied to allanp's topic in LEGO Technic, Mindstorms, Model Team and Scale Modeling
Super simple inexpensive 2 channel radio control substitute for PF IR receiver and remote. It was under $10 CAD. Could also work with the PU motors if the proper PU connectors are used. Wire to PU connector pins 1 & 2. Function like dumb motor on/off. Disclaimer: It will not pass the purity test. -
Flange depth/anyone ever had any luck shaving down flanges?
dr_spock replied to LordsofMedieval's topic in LEGO Train Tech
There are many ways to re-profile wheels. -
Answered Thx. - Need help adding PU to Emerald Express
dr_spock replied to stebai's topic in LEGO Train Tech
The Emerald Night building instructions specifies a PF XL motor. I connected the PU hub to the PF XL motor with a DIY PU to PF cable. You could probably stuff a PU L motor in there too and use all PU components. -
Hmmm...
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Are these LEGO Gold coins a copy or legit?
dr_spock replied to Back to the Brick's topic in General LEGO Discussion
My copies of the coins on sprue have the numbers raised like the LEGO side. Also there is no "14" on the center of the sprue on the LEGO side. I got them back in 2009 with the Pirate Loot Island set. -
Did I get a fake lego set
dr_spock replied to agena's topic in LEGO Technic, Mindstorms, Model Team and Scale Modeling
LEGO would put the registered trademark symbol on their red logo on the box. -
Custom pneumatic switches
dr_spock replied to Technic tango's topic in LEGO Technic, Mindstorms, Model Team and Scale Modeling
3D prints could be sealed with a sealant. It can be trickly to make them air or water tight. If you print in ABS, you could try an acetone vapour bath to smooth out and fuse the layer lines. Milling them out of a block of material like plastic or aluminum could be another option.- 7 replies
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- pneumatics
- 3dprinting
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(and 2 more)
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Controlling a sequence of movements in Powered Up
dr_spock replied to JLiu15's topic in LEGO Technic, Mindstorms, Model Team and Scale Modeling
Use a PU App math function block to compare the value of the button to the no press value. When no press condition true, then use a random block to select which end point the motor to go to. -
42146 - Liebherr LR13000
dr_spock replied to Ngoc Nguyen's topic in LEGO Technic, Mindstorms, Model Team and Scale Modeling
Probably shouldn't say how bad it is so that some competitors will think everyone think it is great and try to beat LEGO to market with their copy of the set based off the leaked pics. -
Set 10020 Santa Fe originally also in light bluish gray?
dr_spock replied to AlmightyArjen's topic in LEGO Train Tech
I don't know about 10020. I came across some LBG pieces in the 10030 Star Destroyer when building it. They were used on the inside of the structure. I think 10030 and 10020 were produced during the transistion. -
Why are Lego LA's so expensive?
dr_spock replied to technicboi's topic in LEGO Technic, Mindstorms, Model Team and Scale Modeling
Not that I am aware of. Bricklink can show a list of stores in my state. I read through the term and conditions of those stores to see which offer local pickup. Some are helpful mentioning their city and pick up location in the T&Cs. Otherwise, I have to message them if they have something I want. I guess handing over cash for little plastic bags can be a bit suspicious. Some times shopping mall security drives by. -
42146 - Liebherr LR13000
dr_spock replied to Ngoc Nguyen's topic in LEGO Technic, Mindstorms, Model Team and Scale Modeling
It seems to have the style of a larger CITY theme crane set. I think it'll go well in one's CITY layout. -
Why are Lego LA's so expensive?
dr_spock replied to technicboi's topic in LEGO Technic, Mindstorms, Model Team and Scale Modeling
I buy from local sellers that offer local pickup. I meet them somewhere like a public parking lot. I'd inspect the goods before handing over the cash. Some times there are weird looks from people passing by but it saves on shipping costs. -
Why are Lego LA's so expensive?
dr_spock replied to technicboi's topic in LEGO Technic, Mindstorms, Model Team and Scale Modeling
Depending on your budget, LEGO SHOP@HOME has them. You can get free shipping (and VIP points) if your order reaches the threshold. -
Interesting, didn't notice that before about the reflectiveness of neon yellow. It appears not to be as shiny as the darker colours. What did they put into its mixture?
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I use the PAB wall and LUGBULK for MOCs. I don't have a formula. That's too much math.
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Flashing MINDSTORMS firmware into a TECHNIC HUB?
dr_spock replied to HectorMB's topic in LEGO Technic, Mindstorms, Model Team and Scale Modeling
Theoretically it is feasible with a STM32 microcontroller hardware programmer. Whether the firmware will work is another question since they may not use the same addresses for their IO devices, support chips, etc. Also the STM32 in the Mindstorm has more memory. Depending of its firmware size, it may not fit the one in the Technic hub. It would be interesting to see someone try. Be sure to make a backup of the firmware first. -
PF receiver not working
dr_spock replied to Sentinel's topic in LEGO Technic, Mindstorms, Model Team and Scale Modeling
Sounds like broken wires if it works wiggle one way and not the other. -
MOCing is hard work. Commissioning someone to design and build something to your liking is an option.
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Unfortunately, one can't drink beer out of the boxes like one can do with the cups.
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Which motors have speed control with standard PF BT remotes?
dr_spock replied to The_Cook's topic in LEGO Train Tech
Or make an adapter to go between the PU hub and motor to fool the hub that it has the train motor connected to it. -
New Baseplate 48x48 height difference
dr_spock replied to Cyberfounder's topic in General LEGO Discussion
You can measure them with a caliper to verify the difference.