Search found 2616 matches
- 20/05/2017, 9:55
- Forum: Design
- Topic: Overall System Design Specification
- Replies: 42
- Views: 6639
Re: Design Specification Review
Another thing to be aware of is that the BCM chip isn't the only device on the RPi board. When the bells system was failing, I was able to monitor a core temperature of only 48 dec C, but the system was still resetting itself. There are three chips on the RPi that need heatsinks, but even with thos...
- 20/05/2017, 7:55
- Forum: Design
- Topic: Overall System Design Specification
- Replies: 42
- Views: 6639
Re: Design Specification Review
Oh, should we also create a simulation of our project (perhaps as a video) that we can show to visitors for educational value? I think any ideas to enhance the educational value of the Project are welcome. I have to ask though what would the video show that the visitors can't go outside and see for...
- 20/05/2017, 7:52
- Forum: Design
- Topic: Overall System Design Specification
- Replies: 42
- Views: 6639
Re: Design Specification Review
Do we need to keep remote devices below 35 degrees C? This might be an additional expense, especially since Pis can run at up to 82 C and sensors don't give out much heat (probably). Actually the range is 0 to 70 deg, see https://www.raspberrypi.org/help/faqs/#performanceOperatingTemperature . Even...
- 19/05/2017, 16:01
- Forum: Design
- Topic: Overall System Design Specification
- Replies: 42
- Views: 6639
Overall System Design Specification
All, I have just posted Issue 0.2 of the River System Design Specification to the Development Website (see http://www.hadrian-way.co.uk/WMT_River_System_Development/Design/WMT_River_System_Design_Iss_0.2.odt ). Please review and comment on it. Some points: I have recorded all changes in the document...
- 17/05/2017, 11:54
- Forum: Design
- Topic: Brainstorm Meeting 2017-05-16
- Replies: 2
- Views: 816
Brainstorm Meeting 2017-05-16
I have now updated the Devices Comparison document as discussed yesterday and renamed it Devices_Comparison_V0.2.odt. It is available on the website in the Design folder, as discussed. I have added the comments that we agreed, including a new table of controlling devices as requested. Please add to ...
- 17/05/2017, 10:23
- Forum: WMT Model Railway Lighting System
- Topic: Historic Information
- Replies: 0
- Views: 1145
Historic Information
This post is to provide links to all the historical information that exists to document the work that was done over the Winter of 2015/2016 to develop the Lighting Control System in the Model Railway. If new work is commenced on the Model Railway Lighting, but under a new Project then a separate thr...