Dear Selectra owners!
You may run into trouble with the ptfe tube coming out of the splitter despite having properly glued it in place. There is a thin film of... Read more
Marlin instructions are up!
Please have a look in the shared folder for the updated Marlin Firmware instructions.
Thank you to Jonathan Lin for pointing out a mistake I made in the previous alert!... Read more
Service Bulletin SB-2
Dear backers / users.
I have published another service bulletin.
Please read it here: https://drive.google.com/open?id=1c5lVTvphV3uRM51-aQnufA4WNRH6365E
Preliminary instructions for Marlin firmware modification.
Dear backers / users,
I have been holding off releasing the Marlin firmware mod instructions after I discovered I had been using an older version during my original testing phase... Read more
Sorry for the double post, but some people are having trouble accessing the folder.
This link should work if you couldn't get into the other one.
I have discovered that the stock cam Selectra was supplied with, may not offer sufficient pressure between the drive shaft teeth and filament. Printing at cold temperatures and/or... Read more
Here is a box of steppers ready for the SB-1 modification. All remaining stock is being modified.
Service Bulletin 1
Please have a look in the shared folder and find the pdf labeled with "SB-1".
Alternatively, you can just click this link and it should take you there:... Read more
A few of you have informed me you're having trouble mounting either one or both of the 625zz bearings to their respective shafts. This is very distressing and... Read more
Dear backers, Im working to reproducing the instructions for assembling Selectra. I was making a video but lost the footage after an SSD failure. Im busy retaking material but it... Read more
Shipping has begun! This afternoon I submitted the first parcel to be shipped, a test box to verify how the process works. Everything appears to be going smoothly, so tomorrow... Read more
Most of this week I’ve been busy packing the individual parts bags and some of the first kit boxes. Its pretty chaotic at the moment! Not long now until shipping... Read more
The first of the kit parts bags being packed. (Perhaps a very uninspiring photo...) These are the 12x 2.3mm screws that hold the outer enclosure in place as well as... Read more
Injection moulded plastics have arrived!! Now on to the qty verification stage and then kits will be packed. Im super excited!
Important parts arrive
No plastics yet, but these are all the metallic parts for Selectra. This shipment was stuck in customs for almost two weeks due to the omission of an HS code... Read more
Production for the plastic parts has begun. I’ve been told the the mould is going into the machine a few hours from now and will be running most of the... Read more
I just received an email from my injection mould service supplier. Apparently they have “a lot of pressure to finish supply runs before CNY”. CNY is Chinese New Year. I... Read more
Dear backers, Below you’ll find some photos of two issues that were encountered with the T1 injection moulds sample. Both relate to the idler block assembly. In the first case... Read more
T1 samples arrive
Finally...the last piece of the puzzle has arrived. Below you’ll find photos of the so called T1 sample or “golden sample”. It’s the result of the first production trial run... Read more
Injection moulding GO!
I just received this video from my injection moulding supplier. This is still the mould testing phase, so the speed isn't as fast as it could be yet,... Read more
Approximately two weeks ago (I can't remember exactly now) I received news about my father and that he had been diagnosed with cancer. I tried everything I could... Read more
The first shipment of 220 LDO steppers have arrived! Thank you Jason and Rebecca for the fantastic service and superb packing!
Just a quick update to let everyone know about an issue my supplier had.
The frame separators for Selectra are supposed to be black, but the machine shop... Read more
The problem was the psu in the end. A frequency follower ic got totally destroyed when I turned on the machine. I also found what looks like a blown capacitor.... Read more
Dear backers, Although it’s not an insurmountable problem, it very well may cause some communication issues. My pc blew up this morning when I turned it on. I don’t know... Read more
As frustrating as the heading is to read, I can assure you that its super embarrassing to admit that I wont be able to meet the original deadline... Read more
I want to share something that I find rather interesting with you. This drawing has been sitting on my pc for a while now and I though you... Read more
Please have a look at the pictures. You can see the parts batches as they were manufactured. These parts are about to be sent to me so I... Read more
Parts have started arriving today. Here I have pictured a box of bearings (about 1500) and a box with 550 main transfer springs.
Its been a while...
...but all is well!
Sorry for not doing an update in a while! Ive been super busy balancing all the suppliers and getting everyone synchronized. The good news is that... Read more
Heres an update about the expansion board.
We can see the PCBs in the factory with SMDs mounted! Almost finished!
Today I also completed the wire harnesses that will connect... Read more
Im happy to announce that Selectra production was officially started last week.
The expansion board PCBs are being produced and the first batch of selector cams have finished. The cam... Read more
Final funding in.
I have some news to discuss / share with you. Two weeks after a campaign closes, Kickstarter releases the raised amount to the creator. This happened this morning,... Read more
First look at the PCB
The PCB design for the expansion board is pretty much finished and locked. Here is a 3d rendering of what it looks like at the moment.
Open headers... Read more
Now that the project has been funded (on "paper" at least), the next chapter begins.
I'll outline the initial plan for the next few weeks:
- First the money... Read more
YOU DID IT!!!
Dear backers, you guys did it!! Thank you for helping bring Selectra one step closer to being released into the wild!
Workflow in S3D
Here is a basic video I made to show the current workflow of setting up for an MCM print using S3D.
Printing a test pattern.
Crisp colours, good intra-part adhesion, no problem! Granted while it may be super boring to watch, the video shows a clean and balanced output from Selectra... Read more
Woke up this morning with great news, fully funded! Thanks to all you awesome backers, we reached the goal!!! Im super excited to get production going and bring Selectra to... Read more
No more threaded rod assemblies!!! Testing the new lead screw design gave fantastic results. Switching speed is improved and overall complexity reduced. 4 separate parts have now become just 1.... Read more
It really works
I had to redesign the original case as the fingers design caused more trouble than it was worth. Here is the first print of the V3 case and a time... Read more
So, I dropped my phone a few days back which destroyed the screen (yes thats an actual hole!):
Here is a design I just finished. Light blue is TPU, white... Read more
To those of you who are interested to see some shots of Selectra in action, scroll down to the bottom of the campaign page for some additional content.... Read more
Thank you SO much to everyone who's already decided to jump on the Selectra project!! We have passed the 50% mark and chances of being fully funded are more of... Read more
Here we go with Selectra 5!!
A lot of work has gone into getting here. Let’s make it a massive success!!!