Legacy Personal Blogs

Please Note:

This blog contains the legacy personal blog posts of our members, other than our Top Members whose content has been migrated into individual blogs in this area. Our new platform does not have personal blogs so this is how we have preserved the personal blog posts of our members from the Jive platform. No new posts will be permitted in this blog. Instead, if you wish to create blog content, please post it in the blog in the most appropriate topic area.

Archery Countdown timer - Arduino based

WarrenW

Hi All,Just dipping my toes into this project. It is essentially a rebuild of a commercial unit that has had the remote control misplaced and there is no source for a replacement.I have decided to go with an arduino based system to build the remote a...
- 6 Mar 2017
Another vintage Macintosh restoration

zuctronic

I like to keep my eye on Craigslist and eBay for good deals on old computers. I get pretty excited when I see something that says, "not tested, AS-IS" or even if it's just straight up broken - because that gives me an opportunity to fix...
- 4 Mar 2017
how can i adjust the PW-0268 ultrasonic sonar ranging IC frequency system ?

bouazzaouisamir

hello everyone;i'm working now the PW-0268 ultrasonic sonar ranging IC and i want to augment the range of detection by changing the value of the R4 and C2 so that i can work with a frequency system equal to 60 Khz but i don't know how i can do that s...
- 3 Mar 2017
Upcycle an old hard drive into a clock

rsc

After taking apart some old laptops, I was trying to think of what to do with the broken hard drives. I've made several things in the past from the magnets and such, and one of the cooler things was a clock. The first step is to find a cloc...
- 3 Mar 2017
Humble Book Bundle - Arduino & Raspberry Pi

koudelad

In case you've never heard of it, there are still a few days to pick a Humble Book Bundle, stuffed with Arduino and Raspberry Pi books and magazines by Make. It is a "pay what you want" model (with certain price levels to get all the books) and ...
- 3 Mar 2017
BMP180 Interfacing with Raspberry Pi in Detail

oksbwn

www.youtube.com/watch This video is all about interfacing BMP180 module with Raspberry Pi. BMP180 will help us to measure environmental temperature and pressure and by using that we can calculate the altitude which can be used in various a...
- 2 Mar 2017
WiFi controlled toy buggy / car

koudelad

While browsing for construction ideas, I stumbled upon a construction by guys from MikroElectronika: https://www.hackster.io/16283/esp8266-mikroe-buggy-ccd102 So I put out an old metal construction kit I inherited from my father and built a "car...
- 1 Mar 2017
Project smart quadcopter

_joram_

This blog will be about the project I'm currently working on. You will find a lot of information about the process of designing a smart quadcopter. The goal of the project is to build a quadcopter that can avoid obstacles and fly in tight spaces ...
- 27 Feb 2017
The Raspberry pi portable!

themicrocontroledbot

I know lots of people have done this, but i'm in grade 7 so this is going to be a challenge for me. I don't have the LCD yet but it's going to be here on tuesday next week.I'm using the pi 3. I'm doing a youtube video so I will keep you guys up to da...
- 23 Feb 2017
Transistors: the Transistor as a Diode

jc2048

I thought I was going to do saturation next, but somehow I've diverted off into looking at the transistor as a diode. This came about from myreferring to Bob Pease's book, Troubleshooting Analog Circuits, to look up something else and then thinking t...
- 23 Feb 2017
MSP432 with BOOSTXL-K350QVG-S1

jomoenginer

For my Safe Sound Hearing Guard System project I plan to use a BOOSTXL-K350QVG-S1 with a TI MSP432 for the base unit The QVGA TFT will be used for user input to the system to set dB thresholds and view data collected from the noise sampling fr...
- 23 Feb 2017
A Musical Vagabond...Meets The RasPi3 B

musicalscientist_206

So, I am what you would call, in vocation, a "Professional Recording Artist." In "Life" I am more like, the guy you see out your office window, reading a manual for some gadget that I am tryin out, while I await the "Words" to come so I can swi...
- 22 Feb 2017
The perfect solution for RTD Calibration

DavidGazit

The perfect solution for RTD (resistance temperature detector) calibration – whether in the lab or in the field - Bulk Metal Foil resistors are easily adapted to custom RTD Simulator configurations.http://bit.ly/2kw0aRM
- 20 Feb 2017
Altium Circuit Studio Component Wizard and seeing all of the footprints in a PcbLib

antosh

Well, it has been a few months since my Roadtest. Win a 12 Month Licence to Altium CircuitStudio! - Review Since then, I've used Altium CS on a handful of board designs now, but still fairly small with about a dozen parts. These designs have...
- 17 Feb 2017
time programming

kurthjwerner

I need to know how to program the intern timer, or does a timer not excist in the Ras Pi? I must learn to program the GPIO´s together with the intern timer: Here is my task: time based programming of the GPIO4 It is a star...
- 15 Feb 2017
Time based programming?

kurthjwerner

startmaskin for sailraces:moving an extern startswitch starts the timer inside Ras Pi and simultaneously the start hooter (fife minutes before the race start)after 60 seconds comes the next start signal (hooter), after the next 120 seconds comes the ...
- 15 Feb 2017
Control any load over Internet/ based on Temp. & Humidity | SONOFF TH10

oksbwn

www.youtube.com/watch Sonoff TH10/TH16 is a smart switch version of Sonoff which can monitor and set temperature and humidity through the iOS/Android APP eWeLink. Just as the name indicates, the Sonoff TH device supports two current supply speci...
- 14 Feb 2017
My "Love Affair" With Electronics - My Reply to - How Were You Bit by the Bug of Engineering & Technology?

dweb98

My Reply to: How Were You 'Bit by the Bug' of Engineering & Technology? "My Love Affair" With Electronics By Don Bishop I have loved Electronics, since I was a kid. I learned how to fix my ...
- 13 Feb 2017
Transistors: Vbe Reverse Breakdown

jc2048

A further blog in my series about transistors [I think I've given myself a lifetime job, mining this rich seam]. Thisone looks at the reverse breakdown of the base-emitter junction and one application of the transistor if it's used inthis way [actual...
- 12 Feb 2017
All about Nano Pi S2

oksbwn

www.youtube.com/watchThe NanoPi S2(S2) is designed and developed by FriendlyElec for professionals, enterprise users, makers and hobbyists. It is a small board with WiFi, Bluetooth and eMMC.It uses the Samsung Quad Core Cortex-A9 S5P4418 SoC with dyn...
- 12 Feb 2017
Using an Intel Edison and an old Android phone as a Lightweight Image Processing Platform

satyavrat

One of the first projects I did when I got my Intel Edison in my third year of engineering, was to try and make a home security system. I had seen a lot of people make many varieties in this theme. You had your infra re...
- 10 Feb 2017
BMP180 Interfacing with Arduino | In Depth

oksbwn

This video is all about interfacing BMP180 module with Arduino. BMP180 will help us to measure environmental temperature and pressure and by using that we can calculate the altitude which can be used in various applications like weather monitor...
- 8 Feb 2017
Transistors: Switching a Relay Coil

jc2048

This blog is a continuation of Transistors: Vce Breakdown and it's probably best to read that one first. The idea for this one came out of helpful observations made by mcb1, dougw, and D_Hersey in the comments, so read those too. I'm ...
- 6 Feb 2017
Long before the roadtest series...

jlangbridge

Just a quick flashback I had this weekend. While clearing out the NAS, I came across this. A little review I did long before the Roadtest system existed, I was contacted by element14 to review a board that, quite literally, changed my life. So once a...
- 6 Feb 2017
32-Bit Digital I/O Card on Kickstarter

land-boards

We've got a new project on Kickstarter, the DIGIO32-I2C Card. Features 32-bit Digital I/OTwo MCP23017 16-bit I2C I/O Expanders Strong library support for all major microprocessors (Arduino, Raspberry Pi, BeagleBone)GitHub repo for th...
- 5 Feb 2017