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[Andrew] got his hands on a Kingston Wi-Drive, and being the responsible Hackaday reader he is, spent the better part of a weekend figuring out how to get root on this shiny new toy The Kingston Wi-Drive is a small battery-powered Flash drive with a wi-fi adapter in a small, compact case. Even though Kingston is going [...]

Tags:  hackaday hacking drive andrew kingston kingston-wi shiny-new-toy compact-case Hardware  

[Andrew] has been pining for an Optimus Maximus – a keyboard with a small LCD screen in each key – for years. Like a lot of people, he love the idea of a completely configurable keyboard, but balked at the two thousand dollar price tag. Although it doesn’t have full color OLED screens behind each key, [...]

Tags:  optimus nook keyboard andrew maximus configurable-keyboard optimus-maximus dollar-price android hacks  

[Andrew] recently got the authorization to install Linux on his work PC, and he was looking for a way to control his music without relying on keyboard shortcuts to do so. Additionally, he wanted an unmistakable visual cue when he received messages in Pidgin, so he decided to build an external input/notification box. The control [...]

Tags:  interface music touch andrew keyboard-shortcuts visual-cue touch-interface linux hacks  

[Andrew] was left wanting by the slow hard drive in his 2011 Mac Mini. He set out to add a 10,000 RPM drive and we think he did a great job of pulling it off. Luckily he also took the time to document the process so you can try it yourself. As with a lot [...]

Tags:  speedier disk drive andrew mac-mini disk-option hard-disk macs hacks  

[Andrew] and his brother had some time (and a lot of ping pong balls) on their hands, so they decided to have some fun and built a remote-controlled ping pong ball turret. Arduino aside, the turret is cheap and easy to build as [Andrew’s] writeup explains. The firing mechanism was constructed using a pair of [...]

Tags:  turret ball pong andrew ping-pong-balls ping-pong-ball ball-turret arduino hacks  

[Andrew Robinson] and his co-workers are lucky enough to have a Keurig coffee maker in their office, though they have a hard time keeping track of who owes what to the community coffee fund. Since K-Cups are more expensive than bulk coffee, [Andrew] decided that they needed a better way to log everyone’s drinking habits [...]

Tags:  securing keurig coffee andrew andrew-robinson keurig-coffee-maker community-coffee arduino hacks  

[Andrew] shows us one way to reuse all those strands of Christmas lights you used for decoration this year. He had a friend that was helping with stage props for a local musical and ended up using his skills to build a lighted sign with some animation capabilities. The original plan was to cut out [...]

Tags:  christmas way reuse andrew animation-capabilities stage-props christmas-lights arduino hacks  

[Andrew] recently got scammed on an SD card purchase and put together a small tool that can help you determine if you’ve had the wool pulled over your eyes as well. You see, he purchased a set of MicroSD cards, all of which had an advertised capacity of 4GiB. When he tried to use them, [...]

Tags:  card scam-o matic andrew o-matic sd-cards microsd-cards misc hacks  

[Andrew] was getting ready to print out an assignment when his Samsung printer suddenly started blinking a red error light at him. Unable to find any documentation explaining the issue, he called Samsung directly and found that it was indicating the toner cartridge was nearly empty. He held down the button that prints a test [...]

Tags:  samsung printer toner andrew samsung-printer error-light workaround linux hacks  

[Andrew] is trying to buckle down and hammer out his PhD project but was surprised by the sorry state of the configuration options for his FPGA/ARM dev board. Using JTAG was painfully slow, so he studied the datasheet to see if there was another way. It turns out the Xilinx FPGA he’s using does have [...]

Tags:  fpga serial config andrew xilinx-fpga phd-project sorry-state microcontrollers  

[Andrew] has an ASUS wl520-gU router that he is pretty fond of, despite its numerous problems. CPU clock bug aside, the router only has 16MB or memory like many others on the market. While tooling around with the bootloader he bricked the device, so he decided it was time for an overhaul. After some searching [...]

Tags:  unbricking asus router andrew cpu-clock bootloader repair hacks  

Spinning DNA animation using sprites [James Bowman] shows a way to use sprites to simulate parts of DNA moving in 3 dimensional space. The animations are driven by an Arduino board and Maple board, which allows a comparison of the processing differences between the two. [Thanks Andrew] Tiny Pong This Pong game is so small (translated), [...]

Tags:  board dna pong andrew james-bowman dna-animation pong-game hackaday links  

The best laid plans of mice and men oft go awry. At least that’s what we’d tell ourselves if we couldn’t find a 30-year-old computer monitor. [Andrew] picked up an old IBM XT on eBay recently and tried to get the video working. He hasn’t seen any success yet, but the way he goes about [...]

Tags:  oft couldn resurrecting andrew mice-and-men best-laid-plans-of-mice-and-men ebay classic hacks  

GPS receivers may be available for well under $100 these days, but what’s the fun in buying one when you can build it yourself? According to [Andrew], the creator of this device, he was inspired by Matjaž Vidmar who developed a GPS receiver from scratch over 20 years ago. His article can be found here [...]

Tags:  fun gps receiver andrew vidmar gps-receiver receivers hacks  

For his A-level electronic course work, [Andrew] decided to build a digital sound recorder that doesn’t use a microcontroller. [Andrew]‘s build captures audio from an on board microphone at 8000 samples/second. The audio is digitized into 8-bit sound data and sent to an SRAM. The recording and playback functions are controlled entirely by 4000-series logic chips. He [...]

Tags:  sound record microcontroller andrew digital-sound-recorder logic-chips playback-functions classic hacks  

[Andrew] recently ordered some lockets to bejewel them with some LEDs but got a bonus small locket for free with the order. Not really having a plan for the small locket it kind of sat around until finally some inspiration hit. Meet the ee-locket which contains a tiny circular pcb with a 64k eeprom, a [...]

Tags:  locket bejewel rom andrew lockets leds HackIt  

As an amateur radio enthusiast, [Andrew] sometimes has to set up impromptu antennas up to 160 meters in length. The easiest way to get these antennas off the ground is to drape them over trees, a feat normally accomplished by lofting fishing line into the air with a slingshot or bow and arrow. [Andrew] thought [...]

Tags:  cannon radio antenna andrew amateur-radio-enthusiast bow-and-arrow fishing-line cellphones hacks  

[Andrew Rossignol] was curious one day and decided that he wanted to display graphics on an oscilloscope after playing around with the X and Y inputs. [Andrew] started out with a resistor ladder on the DAC of his AVR Butterfly. He was able to to draw a line on the oscilloscope’s screen but bandwidth limitations [...]

Tags:  day displaying oscilloscope andrew andrew-rossignol bandwidth-limitations displaying-graphics curious-one classic hacks  

Sometimes it’s apparent that there is no practical use for something featured on Hack a Day, but we don’t know if [Andrew Filer]‘s Apple ][ USB keyboard qualifies for this. After reading through the very thorough documentation available in electronic and dead tree formats, [Andrew] decided that Apple ][ would make a great USB keyboard. [...]

Tags:  apple usb keyboard andrew-filer andrew apple-usb-keyboard filer hack classic hacks  

Brushless motors and the way in which they are controlled can be a bit of an enigma to those just starting out in hobby electronics. [Andrew] from spingarage thought it would be helpful to put together a quick tutorial showing how he built a simple brushless motor controller in about a day’s time. He constructs [...]

Tags:  controller motor brushless andrew brushless-motor-controller hobby-electronics brushless-motors misc hacks  

Long before drum machines played samples from an SD card or EPROM, drum sounds were analog – just filtered waveforms and noise. To the modern eye, these are very primitive machines, but for [Andrew], they’re the inspiration for this brilliant hack. [Andrew] took a Roland CR-68 drum machine from 1978 and added MIDI input with the [...]

Tags:  machine card midi roland-cr- andrew roland-cr midi-input drum-sounds musical hacks  

[Andrew & Deborah O'Malley] were tapped to created an interactive exhibit. The mission was to show that social problems take continual support from a lot of people before they can be solved. The piece needed to be architectural in nature, and they ended up building this touch-sensitive model building with individually lighted windows. The project log that [...]

Tags:  exhibit start finish deborah-omalley andrew o-malley lighted-windows interactive-exhibit led hacks  

Instructables user [Andrew] was given a free, but damaged GameBoy color by a friend. The friend’s dog had done quite a number on the outside of the handheld, but it was definitely usable.  After replacing some of the outer shell, [Andrew] decided that he would try tweaking the GameBoy to utilize a solar cell in [...]

Tags:  color friend gameboy andrew outer-shell solar-cell gameboy-color hacks  

While the Sega Dreamcast has long been out of production, there is an avid fanbase that loves the console dearly. As with many CD/DVD-based consoles, the Dreamcast can sometimes run into issues reading discs, at which point all games are unplayable. Instructables user [Andrew] got his hands on a pair of the consoles and found [...]

Tags:  dreamcast life simple andrew game-consoles sega-dreamcast fanbase repair hacks  

[Andrew] sent us a video of his home made oscilloscope wall, which he uses to visualize different audio tracks he has created. The wall is made up of nine old broadcast monitors he wired together in his studio. At first it appears that the monitors are split into two sets of four, with the center [...]

Tags:  wall oscilloscope music andrew broadcast-monitors video hacks  

[Andrew] is showing off his latest creation, an LED matrix clock, which he is calling “DOTKLOK”. The clock is powered by an atmega328 micro controller with a real time clock module keeping the time. The display is made out of a grid of 8×8 LED matrices giving it a resolution of 24×16, and is all [...]

Tags:  led dotklok clock andrew real-time-clock matrix-clock clock-module arduino hacks  

[Andrew] recently offered to help out a friend who was looking to get her husband a SNES controller belt buckle. Rather than simply slap one together, he decided that it would be far cooler if the belt buckle played audio as well. He gutted a broken SNES controller, removing most everything inside, leaving just the [...]

Tags:  buckle belt snes andrew belt-buckle musical hacks  

[Andrew] built himself a stoplight that flashes along with the music. Unlike the traffic signal we checked in on a year ago, this one’s not a reused municipal fixture. [Andrew] imported a 3D model into Sketchup, printed out the results, and traced them onto Bristol board to make his templates. He cut out the parts, [...]

Tags:  music fabricating stoplight andrew bristol bristol-board sketchup traffic-signal arduino hacks  

Moscow is in a bit of a hot spot right now, dealing with a heat wave and enormous wildfires. The combination of smoke, ash, and heat was driving Andrew up a wall so he built a contraption to provide some relief. It has two chambers, the bottom houses ice water, the top is an air [...]

Tags:  heat ash hacked andrew moscow contraption heat-wave hot-spot home hacks  

[Andrew] used a DSL router to make his own Terminal Node Controller. This will become part of an APRS-IS network, an Internet-based network built by amateur radio operators. The router used here is a Dlink DSL-502T with an AVR based TNC module attached to the serial port header. The phone line connector and its accompanying [...]

Tags:  router node terminal andrew controller.-this terminal-node-controller amateur-radio-operators dsl-router Wireless hacks  

[Andrew] tipped us off about his Cable Cam built out of some lumber and clothes line. It is small enough to fit into a backpack,  includes a safety line and the camera can pan and tilt. A future version is planned with a small remote motor to move the trolley more effectively. [Andrew] accidentally linked [...]

Tags:  wednesday camera afternoon andrew camera-booms clothes-line safety-line digital cameras hacks  

[Andrew Jenner] pulled off something amazing with this Physical Tone Matrix. He wanted to build a physical version of a flash applet he had seen. Two layers make up the main user interface. The top layer is a sheet of acrylic that acts as a touch interface and below there’s an LED matrix. [Andrew's] touch [...]

Tags:  interface matrix tone andrew andrew-jenner tone-matrix led-matrix classic hacks  

[Andrew] certainly brings a bit of a James Bond feel to connecting to your WiMax base station. He built this antenna along with an auto-positioning system to get the strongest signal possible. The device, which appears a bit fragile, breaks down into a nice little case. When you get to your next checkpoint you can [...]

Tags:  antenna wimax system andrew james-bond positioning-system checkpoint Wireless hacks  

One complaint we hear about often is ear-bud’s cables getting tangled within backpacks. [Andrew] was having this “spaghetti” wire problem, and also wanted to listen to his music with ear protection on – where ear-buds are usually uncomfortable. The latter problem is fixed by placing speakers inside of folding ear protectors, and the cable is [...]

Tags:  problem wire ear andrew ear-buds ear-bud ear-protectors peripherals hacks  

Finally, a good use for those EEG headsets. [Andrew] has set up a system that will turn his TV on and off if he focuses hard enough. He’s got the software set to trigger an IR LED when the “strength” gets high enough.  When the action starts, around 4:30 in the video, you can see [...]

Tags:  eeg use system andrew headsets arduino hacks  

[Andrew] built this pong clock over the span of a couple of days. The PIC 18f2520 he used can serve as a real time clock with the addition of an external clock crystal. His project proves the usefulness of an oscilloscope as poor board layout caused interference in the crystal connections, something difficult to troubleshoot [...]

Tags:  clock pic pong andrew real-time-clock pong-clock external-clock hacks  

[Andrew] takes his coffee very seriously and like any hardcore aficionado he wanted to do the roasting himself. The coffee roaster design uses a heat gun for the roasting and sources an old bread maker as a vessel. As part of the automatic bread making process there’s a little agitator arm inside which keeps the [...]

Tags:  coffee take bread andrew coffee-roaster bread-maker heat-gun home hacks