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.

Current Lover Flanger - Electric Mistress Clone

Andy Betts

Hi there, by now you've likely read my blog post about the 1977 v2 Electric Mistress I resurrected after someone sold me just the PCB. Well, that's still going strong and is my "go to" flanger. However, I did say in that post that t...
- 2 Aug 2018
Is the recently reported decrease in the number of counterfeits too good to be true?

RogerUKEA

Industry information services provider ERAI Inc. recently reported a significant decrease in the number of reported cases of counterfeit components in 2017. The total per year had ranged from 1,000 to 1,100 cases for the previous five years with no s...
- 2 Aug 2018
How We Built Our Facial Recognition Ferris Wheel

anpivey

At Coolest Projects 2018, we showcased the Wia platform with a facial recognition ferris wheel - if you're smiling, the wheel turns, and if you're not smiling, it stops. Today we're going to talk about how we built this project, and maybe you'll be i...
- 30 Jul 2018
Getting The Most Out Of Your Oscilloscope: Sequence and History Modes

caroline_teledynelecroy

When using an oscilloscope, there are bound to be instances in which you need to capture a large number of fast pulses in quick succession, or, conversely, a small number of events separated by long periods of time. Both are challenging for typical s...
- 27 Jul 2018
Build an end-to-end Sigfox GPS tracker using Wia and Pycom

anpivey

Hi Folks,Today I’m going to show you how to create a Sigfox GPS tracker using Wia and the Pycom SiPy.This tutorial assumes that you have already connected Sigfox to Wia if you haven’t, please click here to find a tutorial for initial Sigfox setup and...
- 26 Jul 2018
DAC8775 Quad-Channel DAC EVM - part 4: Current Mode

Jan Cumps

In this post, I program the current mode of the DAC8775, the subject of the Quad-Channel, Analog Output Module RoadTest.The DAC will, within limits, try to source the current you're defining Configurable Current Additional to the ...
- 23 Jul 2018
VHDL Text IO Essentials

dhmarinov

Introduction An important feature of every sophisticated test bench is the ability to read stimuli and report the result so it can be analysed outside the simulator. &n...
- 20 Jul 2018
Transistors: Phase-Shift Sine Wave Oscillator

jc2048

Introduction More oscillators! At some point, for reasons I can't remember now, I tried simulating some simple sinewave oscillators. Here's one of them. This one uses a single transistor to provide the gain and a series of RC elemen...
- 19 Jul 2018
The Ramp-O-Tron

jc2048

INTRODUCTION More oscillator odds and ends. These aren't complete projects, just bits of tinkering and trying things out but they may be of interest for all that. This one started out as playing with the simulator. The circuit itself ca...
- 17 Jul 2018
JPEG Serial Camera Streaming with obniz

sa112

players.brightcove.net/.../index.html By using obniz and JPEG serial camera, we can take photos and send the data via UART. obniz JPEG Serial Camera It is easy to take photos from javascript. max resolution is 640*480. We can take ...
- 17 Jul 2018
Getting The Most Out Of Your Oscilloscope: WaveScan and XDEV Custom Parameters

caroline_teledynelecroy

In earlier posts about how to maximize your oscilloscope's utility, we've discussed how to properly capture a waveform, making measurements, and extracting more meaningful information from those measurements that might be readily apparent. No...
- 17 Jul 2018
DAC8775 Quad-Channel DAC EVM - part 3: Slew Rate Control

Jan Cumps

In this post, I test the slew rate of the DAC8775, the subject of the Quad-Channel, Analog Output Module RoadTest.The edge of the DAC generated signal is programmable. Let's look at how to control it. Configurable Slew Rate One of...
- 15 Jul 2018
DAC8775 Quad-Channel DAC EVM - part 2: Firmware

Jan Cumps

In this post, I document the firmware I use to test the DAC8775, the subject of the Quad-Channel, Analog Output Module RoadTest.I'm using a Hercules automotive microcontroller to talk to the DAC. I'll cover the peripheral configuration and th...
- 15 Jul 2018
DAC8775 Quad-Channel DAC EVM - unlicensed roadtest part 1: Raw SPI

Jan Cumps

A year ago, the DAC8775 was the subject of the Quad-Channel, Analog Output Module RoadTest.My element14 friend DAB was not impressed by the EVM and its software. I asked if he wanted to trade the board for another evaluation module, and he did. After...
- 14 Jul 2018
MXR Micro Amp Clone - Fix that damn Mistress volume drop

Andy Betts

In a previous blog post I resurrected an EHX Electric Mistress flanger effect pedal after acquiring just the PCB off someone on the Electro Harmonix forum. This is a great pedal that has a sweet sound however there is one issue that affects all Elect...
- 13 Jul 2018
in progress - part 2

station240

In progress draft review C2000Ware from TIC2000Ware contains the most recent versions of examples, and the demo that comes installed on the Launchpad. C2000Ware comes with a large collection of examples suitable for use with the F28379D, so...
- 13 Jul 2018
DAC8775 Quad-Channel DAC EVM - unlicensed roadtest part -1: Raw SPI

Jan Cumps

A year ago, the DAC8775 was the subject of the Quad-Channel, Analog Output Module RoadTest.My element14 friend DAB was not impressed by the EVM and its software. I asked if he wanted to trade the board for another evaluation module, and he did. After...
- 11 Jul 2018
MOS 6526 CIA as a FPGA

ajkatz83

Hello all! It's been awhile since perhaps I have posted anything interesting. There are many projects and such I have on back burns that I eventually want to catch up on, but naturally, when i do want to, something that I use frequently and is of gre...
- 11 Jul 2018
Electro Harmonix Electric Mistress v2 - Original PCB Rebuild

Andy Betts

The Electric Mistress....... This effect pedal, along with the Big Muff defined David Gilmours sound through the late 70's and into the 80's and beyond. This pedal, although not used extensively on the album was utilised on nearly all the songs on th...
- 10 Jul 2018
Getting The Most Out Of Your Oscilloscope: Tracks and Trends

caroline_teledynelecroy

Our discussion of cursors and parameters leads us neatly into the topics of tracks and trends, which are both means of extending parameter measurement into a more analytical direction. We can do this using math functions that are part of your Teledyn...
- 10 Jul 2018
MSP430FR2633 Saving FRAM when uploading code

baldengineer

On the MSP430FR2633 I needed to store an unsigned long in FRAM. The approach and examples suggested this was a straightforward task. The catch is that I wanted to avoid losing the contents when reprogramming the chip. This post is a description of wh...
- 10 Jul 2018
555cc

jc2048

This is some more experimenting and general 'fiddling around' sparked off by the Project14 Simple Music Maker challenge. 555 timers have been around for a long time. When the UK electronics store chain Maplin went out of business a coup...
- 9 Jul 2018
X-SERIES BECOMES CAMDENBOSS' MOST ROBUST ENCLOSURE RANGE

catherine@camdenboss

The X-series offers unbeatable protection against every knock, bump and scrape. The X8, X7 and X6 series are now CamdenBoss’ most robust electrical enclosures with IK09 impact resistance rating. Together with IP66/67 class sealing, the X-series...
- 5 Jul 2018
CONNECTED AGAINST THE ELEMENTS - CAMCIRC CIRCULAR CONNECTORS

catherine@camdenboss

CamCirc is the interconnect solution from CamdenBoss that can take on the elements and withstand the worst of nature. ‘WEATHER’ your application be military, industrial, autosport, medical or marine, CamCirc will perform where other products often fa...
- 5 Jul 2018
When the weather turns wet and cold ( not that we’ve seen that in a while) we wrap up, face the elements and grin and bear it but how does an electronics device continue to perform when it’s based in these conditions?

PhoenixContactUK

Whether you agree with the concept of global warming or not we all know that mother nature can throw some challenging weather our way. We all discuss the weather when we are either too hot or too cold and sometimes simply to break the ice when ...
- 3 Jul 2018