DIY Test Instrumentation

DIY 3-D Printed 4-Wire Kelvin LCR Adapter for SMD Components

fmilburn

In this post, I present a DIY 3D printed adapter for 4-wire Kelvin measurement of SMD components with an LCR meter. The adapter has been tested with the Multicomp Pro handheld LCR meter (rebranded Hantek 1833C) and should work with the DER DE-5000 LCR…

over 3 years ago
DIY Test Instrumentation
Blog

The Missing Link (BBC-PCB)

dougw

Background I recently used breadboards in a couple of projects and rediscovered some of their utility as well as many of the myriad reasons why I stopped using them years ago. I started to list all the reasons why I was turned off breadboards, in a humorous…

over 3 years ago
DIY Test Instrumentation
Blog

SCDVM : Solar Cell Characteristic Measurement

dubbie

For the DIY Test Instrument Project14 Challenge I decided that I wanted to make something using a graphic display and something I have been playing with this summer (when the sun actually shines!) are solar cells. Solar cells are interesting things as…

over 3 years ago
DIY Test Instrumentation
Blog

Pico Puffer

scottiebabe

Introducing, the Pico Puffer a high precision capacitance meter. With the name puffer being a fun adaptation of the short-form saying of pico-farads as puffs . My hope for this project is to be able to make a capacitive soil moisture measurement. It will…

over 3 years ago
DIY Test Instrumentation
Blog

Instrument Control Board - Detailed Information and Testing

Andrew J

Introduction Apologies to anyone who has read a lot of this already, I just couldn’t work out how to turn an existing blog into a Project14 entry. If you have read any of those posts, then much of this information will be familiar but there is new detail…

over 3 years ago
DIY Test Instrumentation
Blog

DIY 100kHz VCO - Build & Test

navadeepganeshu

VCO -- A black box that provides an oscillating electrical signal whose frequency can be controlled by providing DC voltage input to it. Voltage Controlled Oscillators are fairly popular circuits used as subsections in PLLs, Music Synthesizers, Test and…

over 3 years ago
DIY Test Instrumentation
Blog

3D Printed Surface Mount Test Lead Tweezers

fmilburn

In this post, I am going to show the process I went through to build SMD test measurement tweezers. Will they work? I started with loose goals in mind, iterated, and made something physical daily with what was at hand. 18 July 2021 I have this idea for…

over 3 years ago
DIY Test Instrumentation
Blog

Simplester - a simple cable tester

koudelad

DIY Test Instrumentation Submit an Entry Submit an Entry Monthly Themes | Monthly Poll | Back to homepage DIY Test Instrumentation Submit an EntrySubmit an Entry Introduction BOM and the schematics Prototype Proof of work …

over 3 years ago
DIY Test Instrumentation
Blog

Viewing Noise with a Measurement Amplifier

shabaz

Table of Contents Introduction Block Diagram Circuit Diagram Power Entry Input Stage First Gain Stage Filter Stage Attenuator Second Gain Stage Offset Null Low Power Indicator Proto Area Circuit Board and Construction…

over 3 years ago
DIY Test Instrumentation
Blog

IRRF 2000 the IR and RF Tester

gam3t3ch

Sometimes there is just no tool that will get the job done quickly and efficiently so sometimes we have to modify an existing tool or create our own to accomplish what we need in much less time then prior methods. I work primarily in medical supplies…

over 3 years ago
DIY Test Instrumentation
Blog

A gadget for power monitoring of SBCs and MCU boards

embeddedguy

DIY Test Instrumentation Submit an Entry Submit an Entry Monthly Themes | Monthly Poll | Back to homepage Give Us Your Ideas on DIY Test Instrumentation Projects in the Comments Below! This is my first blog for the DIY test and instrumentation challenges…

over 3 years ago
DIY Test Instrumentation
Blog

Project14 | DIY Test Instrumentation: Build Your Own Test Instrumentation!: Automated Cable Tester vi (shifting gears!)

phoenixcomm

U.S. Air Force Senior Master Sgt. Mike Chandler, 142nd Maintenance Squadron out of the Portland Air National Guard, displays his avionics Electronics Systems Test Station (ESTS) cable tester that he designed Photo by: Airman First Class Andrew Kobialka…

over 3 years ago
DIY Test Instrumentation
Blog

Project14 | DIY Test Instrumentation: Build Your Own Test Instrumentation!: Automated Cable Tester v

phoenixcomm

U.S. Air Force Senior Master Sgt. Mike Chandler, 142nd Maintenance Squadron out of the Portland Air National Guard, displays his avionics Electronics Systems Test Station (ESTS) cable tester that he designed Photo by: Airman First Class Andrew Kobialka…

over 3 years ago
DIY Test Instrumentation
Blog

Project14 | DIY Test Instrumentation: Build Your Own Test Instrumentation!: Automated Cable Tester iv

phoenixcomm

U.S. Air Force Senior Master Sgt. Mike Chandler, 142nd Maintenance Squadron out of the Portland Air National Guard, displays his avionics Electronics Systems Test Station (ESTS) cable tester that he designed Photo by: Airman First Class Andrew Kobialka…

over 3 years ago
DIY Test Instrumentation
Blog

Project14 | DIY Test Instrumentation: Build Your Own Test Instrumentation!: Automated Cable Tester iii

phoenixcomm

U.S. Air Force Senior Master Sgt. Mike Chandler, 142nd Maintenance Squadron out of the Portland Air National Guard, displays his avionics Electronics Systems Test Station (ESTS) cable tester that he designed. Photo by: Airman First Class Andrew Kobialka…

over 3 years ago
DIY Test Instrumentation
Blog

Project14 | DIY Test Instrumentation: Build Your Own Test Instrumentation!: Automated Cable Tester ii

phoenixcomm

Design Overview : As I said in the last blog I am going to use an Arduino Mega 256 not for its I/O capabilities, but for its memory size. Getting to 50 pins is really 100 pins! Ouch. The only way I can achieve this is to use 4 16 bit I/O expander. Enter…

over 3 years ago
DIY Test Instrumentation
Blog

Project14 | DIY Test Instrumentation: Build Your Own Test Instrumentation!

tariq.ahmad

DIY Test Instrumentation Submit an Entry Submit an Entry Monthly Themes | Monthly Poll | Back to homepage Give Us Your Ideas on DIY Test Instrumentation Projects in the Comments Below! The theme this month is DIY Test Instrumentation . If you're getting…