818 Results for "%E3%80%8A%E3%80%88 %EB%AC%B8%EC%9D%98 OIO%E2%86%975793%E2%86%977458 %E3%80%8B%E3%80%89 %EA%B0%95%EB%82%A8%EC%85%94%EC%B8%A0%EB%A3%B8%E3%81%A3 %EC%85%94%EC%B8%A0%EB%A3%B8%EA%B0%80%EA%B2%A9conspicuous%EC%85%94%EC%B8%A0%EB%A3%B8%ED%9B%84%EA%B8%B0%EC%84%A0%EB%A6%89%EC%85%94%EC%B8%A0%EB%A3%B8%EC%85%94%EC%B8%A0%EB%A3%B8solid %EC%85%94%EC%B8%A0%EB%A3%B8%EA%B0%80%EA%B2%A9%E2%94%82%C3%86%EC%85%94%EC%B8%A0%EB%A3%B8%ED%9B%84%EA%B8%B0derivative"

Bat Sonar
Details from Bat Sonar
Video showing the bat sonar in actionThis video shows the sensor in action. The left graph shows the identified targets. The size of the circles indicates the strength, and the location on the graph is their measured location. The graph...

Twitter Follower Tracker and Status Notifier
Details from Twitter Follower Tracker and Status Notifier
current follower count,current account name and ID,three preceding follower counts. First of all, to manage to glean information from Twitter by avoiding any authentification process pertaining to the Twitter API, I chose to use a content delivery network...

A plastic 400W alternator for smalll wind-turbine
Details from A plastic 400W alternator for smalll wind-turbine
The project's drive is to empower people by allowing them to have access to energy through a community driven project and a low-cost design.To this aim, this project's will explore the potential of building a low-cost alternator out of industrial plastic....

Flex Sensor ADC Buffer Flex Module
Details from Flex Sensor ADC Buffer Flex Module
This board is part of Fyber Labs Flex Module project.Flex sensor input to ADC will be essentially DC voltage so filtering isn't critical. The buffer provides uniform impedance and somewhat linear use of the 0-3.3V ADC input for the resistance range of...

Repurposing an old nixie thermometer
Details from Repurposing an old nixie thermometer
New year, new hacks I've decided to finally have a go at the bulky thermometer with nixie displays that's been languishing in my cupboard. I bought it at the same surplus shop where my #Restoring a Beckman neon display clock came from. The box is quite...

Fooling Around with RT4812
Details from Fooling Around with RT4812
Fortunately I came across this great Hackaday page by Patrick! https://hackaday.io/project/9461-lifepo4weredpi He was nice enough to answer questions and help me with my design. My previous 2 layouts were failures, shutting down after only 4A! ...

Making A Gesture Controller Glove using Hall Effec
Details from Making A Gesture Controller Glove using Hall Effec
Hey guys, in this video, we will be making a compact circuit that can be fitted in a glove to control Robots using Gesture commands. It’s really cool to control a pick and place robot completely using hand gestures right? I have been making gesture...

5V Logic on a Z80 Retrocomputer
Details from 5V Logic on a Z80 Retrocomputer
I bought a bunch of Z80 parts on ebay for cheap ($10 plus shipping). The parts came on a PCB which had not yet been flow soldered. From the date codes of the parts it looks like it was stuffed sometime around 1999. All I had to do was straighten...

"XOR Hobby", a Vintage Z80 Computer Prototype
Details from "XOR Hobby", a Vintage Z80 Computer Prototype
At that moment in time, the "Hobby" computer was cut of the edge technology:- compatible with both of the major Z80 operating systems of the time: CP/M and ZX Spectrum- single (256 x 192) and double (512 x 192) screen resolution- hardware switchable...

Enecsys Microinverter Monitoring
Details from Enecsys Microinverter Monitoring
1 Intro The Enecsys Gateway is a Zigbee gateway allowing communications between the Enecsys microinverters and their monitoring backend. The Enecsys company is unfortunately defunct since 2015 and their DNS domains have been taken over by a UK enecsys...

Joker Remote Hazardous Gas Station and Monitor
Details from Joker Remote Hazardous Gas Station and Monitor
First of all, to elicit assiduous gas measuring results, I chose to utilize these MQ series gas sensors by connecting them to the Arduino Nano: MQ-2MQ-3MQ-4MQ-6MQ-9 After choosing gas sensors for my device, I decided to control its settings and features...

4chord MIDI
Details from 4chord MIDI
Yes, there's an undeniably vast amount of famous pop and rock songs out there using a chord progression built around the Tonic (I), Dominant (V), Submediant (vi) and Subdominant (IV). You won't even need the submediant to cover all of blues, country...

LoRa AC Dimmer
Details from LoRa AC Dimmer
Lora AC Dimmer chopper circuit is based on Triac BT139, and zero-cross checking circuit, it detects the zero-cross points and then the Triac controlled to chop the AC. Besides, to avoid the problem of AC can not be totally shunted off with Triac, a relay...

Wearable computer
Details from Wearable computer
This project has several components, each of which might potentially be its own project:1) The modded monocular head-mounted display/goggles2) The haptic glove interface3) The dehumidification mechanism for the goggles4) The software stack for implicit...

Control of Magnetic Ball-Jointed Metal 3-D Printer
Details from Control of Magnetic Ball-Jointed Metal 3-D Printer
To provide process optimization of metal fabricating self-replicating rapid prototyper (RepRap) 3-D printers requires a low-cost sensor and data logger system to measure current (I) and voltage (V) of the gas metal arc welders (GMAW). This paper builds...

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