Scenery and structures

using arduino to sense when a building is occupied by a car

hello, I am trying to work out how to use an Arduino to sense when a building is occupied by a car, be it for loading or unloading. I have an Arduino and several infrared sensors (the kind with the receiver and emitter LEDs on one pcb) and have been looking for ideas on how to use them. I've found some ideas for parking sensors, but they use ultrasound sensors. the idea I have in mind is to use the IR sensors to detect a car and then light either a green LED (meaning the building is vacant) or a red LED (meaning the building is occupied).

lloydthomson's picture

Class 1 Railroad Roundhouse Interior

I'm currently building a 14 stall roundhouse (Walthers kits), leaving the rear walls of 5 stalls open to the aisle allowing visitors to view the interior. What equipment would be present in a 1955 era roundhouse? I would think ladders and work benches but what else should I include?  Google searches have not gleaned much information. Any advise would be MUCH appreciated.

Photo Backdrops

Photo Backdrops seem to more accessible lately and with Google street view the ability to create signature scenes looks very practical and affordable. 
 

Neil Schofield, Scott Thornton, Joe Atkinson, Bill Brillinger, and Jim Six (among others) have all demonstrated that this is achievable and results in stunningly realistic and seamless transitions from the foreground scenery. 
 

railandsail's picture

Baltimore Wharf Area, Municipal Piers, Docksider Locos

I have an image in my mind that I think was saved from an old image I recall seeing long ago. It is (was) of a cobblestone street running along the waterfront of old town Baltimore. The tracks were embedded in the cobblstone, and they serviced several warehouses that jutted out into the water along the waterfront. One or so of those 'warehouses' resembled the Walthers Municipal Pier kit.

Those infamous B&O docksiders locos could be found working these wharf side tracks.

Arizona Rock & Mineral yard mix

How does it differ from black cinder?  I looked at the images on their web site but couldn't make it out well enough to see the difference.

railandsail's picture

Walthers Municipal Pier Terminal (fantastic modeling job)

Yesterday I was looking thru the internet for images of this Walther's Pier kit, and in particular any that might include a cut down version.

I ran across some AMAZING images that are interspersed thru out this very long subject thread,...sorry that they are on another forum, but they truly deserve a look by anyone interested in port side scenes.

Here is just one example,... (there are many more)


 

Cricut Problems

I know that this is not a cricut forum per se, but there is obviously a lot of interest.

Does anyone else have their designs break apart when they upload them to Cricut?  I use Inkscape and use svg files at their suggestion. I am uploading a file  called " vertical celectory 3.8886." as an example.  MRH will not upload an svg file.  If you are willing to try uploading it, email me at jimcubie1@gmail.com.  Design space is so clunky it takes forever to fix in.  Screen shot uploaded.

CRR Blue Ridge's picture

Vermiculite

What is the purpose of this in the ground goop? 

RRKreitler's picture

Source for Vallejo Texture Paints

My first post here on MRH. Hope it is in the right place...

Been reading a few articles and watching a few videos lately and have encountered a couple mentions of Vallejo Texture Paints. I am interested in trying these but am having trouble finding them.
 

I can find a couple at Micro-Mark, a couple others at Amazon, some singles in other places. Seems odd that no one stocks a selection.

 

Detailed water tank plans

Hello everyone

I am looking for some good detailed water tank plans, specifically the interior mechanism. The railroad that I model was in Arkansas and did not have roofs on their water tanks so I'll need to model the mechanism but I'm not sure what it looked like. 

Thanks for all the advice and help!


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