7203 Results for "《 예약문의 OIO≡⑧④89≡83O⑥》텐하드룸ぉぅvictorious≒텐하드레깅스룸텐하드레깅스◀texas 텐하드선릉텐하드 텐하드룸セ텐하드룸⇒like㎂"

Voltage Divider/CV Interface for Modular Synth
Details from Voltage Divider/CV Interface for Modular Synth
Overview Twelvey provides a compact control voltage interface for one “octave” of musical notes. Twelve voltage divider circuits send distinct voltages through a common output port. Technical Details This device contains twelve parallel...

RPi Based High Altitude Weather Balloon Hardware
Details from RPi Based High Altitude Weather Balloon Hardware
1. Power Delivery Board (PiPo): To run the essential hardware stacks a power delivery system more capable than a Raspberry Pi's internal power distribution was required. A design of a power distribution stack which could supply a high enough current...

Buck-Boost FeatherWing for 2-15V Battery Power
Details from Buck-Boost FeatherWing for 2-15V Battery Power
Motivation The Arduino single-board microcontroller (https://www.arduino.cc) and its spinoffs have opened up a world of opportunities for makers, educators, and researchers. Intended for classroom and lab prototypes, these boards are generally...

SONOFF SNZB-02 DIY
Details from SONOFF SNZB-02 DIY
The star of this project is the temperature and humidity sensor SONOFF SNZB-02 from ITEAD. This sensor appeared on the market about 2 years ago, it was in fact ITEAD's first attempt to enter the Zigbee device segment. A series of sensors was released,...

Home Buttons
Details from Home Buttons
You walk into a room and want to adjust some of your smart devices? Pull out you phone, turn on Wi-Fi, find the Home Assistant app and wait for it to load. Search for the right tab and finally adjust your devices. Way too much work... With Home Buttons,...

BioAmp EXG Pill v1.0
Details from BioAmp EXG Pill v1.0
BioAmp EXG Pill is a small, powerful analog-front-end (AFE) biopotential signal-acquisition board that can be paired with any microcontroller unit (MCU) or single-board computer (SBC) with an analog-to-digital converter (ADC) such as Arduino UNO...

All in One Capacitive Soil Moisture Sensor w/ LoRa
Details from All in One Capacitive Soil Moisture Sensor w/ LoRa
1. System Overview The All-in-One Capacitive Soil Moisture Sensor is a sensor that aims to provide a reliable, low-cost, and easy-to-use solution for measuring soil moisture and temperature in plant pots. The sensor consists of a capacitive sensing PCB...

The MEGA Omega MSX2 Portable Computer
Details from The MEGA Omega MSX2 Portable Computer
The MEGA Omega This is my over the top, no expenses spared, everything and the kitchen sink build of an Omega Home Computer. Why MSX? This story began a few years ago. See, I've been a programmer for some 25 years now. I've developed mostly business...

Making a flatpak for gcc-ia16 for Linux distros
Details from Making a flatpak for gcc-ia16 for Linux distros
In another page, I described my adventures converting an Ubuntu DEB package to an RPM package. This provided me with a native toolchain for my Linux workstation. I wished though that there was a solution that would allow far more Linux users, no matter...

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...

2:5 Scale KENBAK-1 Personal Computer Reproduction
Details from 2:5 Scale KENBAK-1 Personal Computer Reproduction
Background If you have been following Hackaday for a while, you will have seen on numerous occasions the KENBAK-1, regarded by many as the first commercial personal computer. Ten years ago Mark Wilson introduced KENBAK-uino, a reproduction...

Raspberry SuperCapacitor UPS & Power Supply
Details from Raspberry SuperCapacitor UPS & Power Supply
The SuperCapacitor UPS All the UPS functions are performed by the LTC4041, which include a supercapacitor charger and a boost converter, plus all the ancillary circuits to make it a complete solution. The circuit is quite similar to the application note,...

BQ25896 ATMEGA32U4 Lithium Battery Charger
Details from BQ25896 ATMEGA32U4 Lithium Battery Charger
Video of project: The features and functions of this device are: Adjustable charge voltage and current with a battery store modeAdjustable boost voltage and currentSSD1306 OLED displayRotary encoder for menu selectionLow battery charge modeReverse battery...

Simon on SDK-85
Details from Simon on SDK-85
Update - Nov 2023See video below and project log for more detailsMotivation A few weeks ago, I found an Intel SDK-85 Single Board Computer at a ham-fest. I am a sucker for anything with a keypad and 7 segment displays. Having had...

Device for Seismic Noise Analysis
Details from Device for Seismic Noise Analysis
This completely open source project breaks down into four main parts. 1) Part 1 -Seismic sensor From Wikipedia, the free encyclopedia - "In geology and other related disciplines, seismic noise is a generic name for a relatively persistent vibration of...

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