Now its time to take apart the inverter. Clip off the spring and solder some wires onto the battery contacts. The inverter will be powered by two of the calculator's AAs.The inverter has two buttons, but they both do the same thing. Desolder the button...
I added some drywall mesh tape just where the magnets were just in case they might cause drywall cracking if the force was strong enough. Then start to spread drywall compound (mud) evenly over the surface pushing it into the cracks.
Now to add some thin metal strips to the back of the HP Touchpad. I just used some black painted metal plates I had and some 3M Double sided tape. Bend the metal to follow the curve of the Touchpad's back.
Take the glass pane (or if you don't have one, the other plastic pane) and trace it on some thin cardboard or paper, then cut it out. This will be a mask for blocking out light. Mark and cut out the places on this mask where the display will be. Cover...
On the raspberry pi, you may need to affix the battery pack to the pi. I recommend a rubber belt (of the variety used in small vacuum cleaners); however, several rubber bands will do.I recommend taking some foam and cutting a rectangular hole slightly...
Laser Cut Acrylic (2.6 mm thick I believe, but you can double check the slot measurements in the DXFs to be sure) Accordign to the following DXFs.https://drive.google.com/file/d/0B_2xkbzRozdxbHZLQ...Solder the ends of each ring of WS2811's together,...
INSTALLING MINT ON A RELUCTANT TOSHIBA SATELLITE LAPTOPDownloaded the latest Linux Mint 16 with Mate image via torrent from linuxmint.org. Burned to DVD and used it to boot the Toshiba. All seemed to be going well untill the boot finished and I tried...
First thing to do is create simple heater controller. My idea is to use PWM signal what will turn on/of heating element, and because PWM is running more than 1kHz, i can get very fine power control. Here is original circuit:Idea very simple. First i...
Screw them together. See the Sketchup plan (attached). The 48" boards are obviously the "rails" and support posts. 20.75" boards should link the rails together to form front and back panels. Squaring things up may be a challenge,...
Component sources:Most items are commonly available, with the possible exceptions being the 63C09EP (be sure to get an 'E' type with external clock) and the Z8536 CIO. I obtained the CPU via eBay. The CIO might be a bit harder to find. It's not critical,...
The light block fabric is actually three layers. White on both sides, with black plastic in between, but you are still painting fabric so you may have to experiment to get it right. Lay your light block fabric out on some hard clean surface. Don't step...