For my GPSDO project I’ve opted for a Piezo 2940210 VCOCXO at 10 Mhz. There is a dearth of information on this particular module available online.(A notation notation: I utilize “E” notation to indicate orders of magnitude; thus 1.5E-6...
Pretty neat and cheap project I put together last night with basic components. They call for an LM348, but I used an LM324 and it works fine. I enclosed it with some thin oak I had leftover from a different project and bent copper wire in the shape of...
MIDI light controller will take MIDI output and translate into a light show display.Initially this will be developed using a Roland drum kit but should translate to any device with MIDI output.To start, each MIDI value will be mapped to a light...
We decided to build a weather station for my son's bedroom. Outside, we will have sensors and a short-range radio, powered by battery. Outside sensors will include temperature and humidity.Inside, the display console will have a radio receiver,...
After gutting a car for the engine in an auto shop class, I found myself with a trove of interesting spare parts. I recycled the car's RPM gauge into a clock that sweeps out the seconds from 1 to 60 and displays a digital time readout. A Basic Stamp...
[Intro] {Updated 2/25/2016}VisualK-OS collectively refers my custom-built system of lighting devices, intended for use with my band's (Saturn's Iris) live shows. To date, the system consists of: The main control center, Thor and the Flood Bank Array...
The point of this project is to make a CMYK compatible 3D print method that only uses one filament to extrude with dyes. That way we can replace the current method of using 3 filaments. This will reduce the physical footprint, lower power usage, and...
Think of this tablet as not as some toy, but as a computer in whole. This Tablet is designed to be Modular by using USB as the main communications line. Though it is a modified version of USB so that way any one attachable card can be a power source,...
To make the claw open and close, a 24V solenoid is used to pull the plunger into the cavity and close the claw via the linkage. There is a return spring that allows for the plunger to be pushed out and open up the claws. this was added as...
Using an old Fairplay Scoreboard LED matrix to display scrolling messages (one of which was also for the kiddos birthday, scrolling "HAPPY BIRTHDAY")A PIC 16F870 was used for the controller. The factory controller was ditched as I was unsure how...
The battery in my Lenovo laptop were slowly losing part of it's capacity. The remaining capacity was 69% (good score after 2,5 years) but I need the really long battery time while travelling. The battery statistics according to Lenovo power utility:So,...