CR4 - The Engineer's Place for News and Discussion ®
Login | Register for Engineering Community (CR4)

Sponsored by:
See all Forum Threads

Section Forums


4000 threads, 24528 comments (5 Viewing)

Car Window Water Leak Detection With An Ultrasonic Transmitter?

04/25/2016 by sptilton
Water leak location can be determined in a car by placing a 40KHZ ultrasonic transmitter in the car and using an ultrasonic leak detector with its mic...
Pathfinder Tags: leak detection ultrasonic ultrasound
Views: 176, Comments: 8
Last comment 04/27/2016 by sptilton

Meter Multiplier

04/21/2016 by reoji
This is the meter, can any one help me calculate the multiplier
Pathfinder Tags: Energy Meter Multiplier
Views: 230, Comments: 8
Last comment 04/21/2016 by Mark Lesha

How Can I Calculate Vibration Value

04/16/2016 by bigbhai
In my site Bently Nevada Vibration are radial probe -10vdc is the Gap volt Freq 100 HZ... In using TK3 ...they are sending Some Ac vlts...
Views: 184, Comments: 6
Last comment 04/26/2016 by dj95401

Endress Hausser Mapping How to do Unknown Level

04/08/2016 by ratheshraj744
I want to know how to do mapping with unknown level.pls give me step by step option.and what is the difference between envoloped curve+mapping and env...
Views: 116, Comments: 3
Last comment 04/08/2016 by Tornado

Endress Hausser Radar Level Transmitter Stilling Well

04/07/2016 by dil.cnair
anybody know how to do mapping with unknown level.pls give me step by step option.and what is the difference between envoloped curve+mapping and envol...
Views: 65, Comments: 3
Last comment 04/08/2016 by lyn
Go to this Forum

See all Blog Entries

Section Blogs

Sensors & Switches

116 blog entries, 1050 comments (0 Viewing)

An Ultrasonic Approach to Proximity Detection

04/27/2016 by Engineering360 eNewsletter
Mobile phones must detect when a device is held close to the user's face to listen to a call, typically disabling touchscreen functionality (which al...
Views: 68, Comments: 1
Last comment 04/28/2016 by Peterpipper

Teaching an Older Smartphone New Tricks

04/06/2016 by Engineering360 eNewsletter
You've seen the general trend. Smartphone developers add more sensors - and more kinds of sensors - with each new generation. But, in what might be c...
Views: 198, Comments: 3
Last comment 04/07/2016 by adreasler

A 'Touching' Story of Artificial Skin

02/09/2016 by Engineering360 eNewsletter
What if someone with a prosthetic hand could feel the things they touch? Researchers have solved this essentially two-fold challenge by developing an...
Views: 108, Comments: 0
Go to this Blog

Scientific Instruments

86 blog entries, 437 comments (0 Viewing)

Interact with Your Smartwatch Using Sonar Technology

04/25/2016 by Engineering360 eNewsletter
Now, the same technology used to find fish and submerged treasure can help people interact with their mobile devices and smartwatches. Computer scien...
Views: 67, Comments: 0

Simple Solution Gives Standard Scopes Super Resolution

11/19/2015 by Engineering360 eNewsletter
Scientists will soon see single molecules as they never have before, thanks to a cost-effective new technology from The Wyss Institute of Biologicall...
Views: 323, Comments: 0

New Instruments Study Microscopic Magnetos

10/08/2015 by Engineering360 eNewsletter
Magnetotactic bacteria are found in both fresh and salt water, and feature unique organelles that contain nano-sized iron crystals, making the bacter...
Views: 179, Comments: 1
Last comment 10/11/2015 by bullardrr
Go to this Blog

Quality Control

117 blog entries, 937 comments (0 Viewing)

When a Self-driving Car Causes an Accident

04/24/2016 by Engineering360 eNewsletter
Since the earliest stages of testing autonomous cars in real-life situations, consumers, businesses, and regulators have wondered whether the cars ha...
Views: 274, Comments: 20
Last comment 04/26/2016 by IQ

Turn Your Smartphone into a Car's Heads-up Display

03/29/2016 by Engineering360 eNewsletter
As new techniques emerge for projecting "cockpit" information onto a car's windscreen for the driver's convenience, questions arise on whether the in...
Views: 199, Comments: 13
Last comment 03/31/2016 by Nigh

Test Mobile Apps Under Real-world Conditions

03/09/2016 by Engineering360 eNewsletter
The validity of any test depends on the conditions under which you conduct it. At the same time, you have to balance test costs with their benefits....
Views: 73, Comments: 0
Go to this Blog

Test & Measurement

104 blog entries, 779 comments (0 Viewing)

Edison's Light Bulb Lives On

04/11/2016 by Engineering360 eNewsletter
To reduce energy consumption, and despite the chagrin of many consumers, countries around the world have severely limited or outright banned the manu...
Views: 285, Comments: 7
Last comment 04/15/2016 by rsalaskar

What's a Hygrometer?

03/25/2016 by SavvyExacta
The right humidity level can make or break manufacturing, testing, and other industrial processes. But what is humidity, and how is it monitored? A...
Pathfinder Tags: humidity measurement hygrometer
Views: 193, Comments: 0

Painless Vibration Testing

12/28/2015 by Engineering360 eNewsletter
In many mechanical systems, excess vibration indicates some kind of malfunction or potential malfunction. This new vibration tester provides instant...
Views: 230, Comments: 0
Go to this Blog

Electronic Test Equipment Blog

98 blog entries, 350 comments (0 Viewing)

Getting Great Oscilloscope Results

03/01/2016 by Engineering360 eNewsletter
Conventional wisdom states that every test engineer knows how to attach a couple of probes to an oscilloscope to generate good measurements from whic...
Views: 70, Comments: 0

Test Equipment Plays Catch-up to Market Demands

01/01/2016 by Engineering360 eNewsletter
The increased use of LTE and LTE-A to carry the communication of the Internet of Things (IoT) has sparked enormous growth in the demand for test equi...
Views: 147, Comments: 0

PXI Systems Rival "Big Iron" ATE

10/31/2015 by Engineering360 eNewsletter
Once relegated to "small" testing situations, PXI and PXIe-based modular systems have come of age. From testing multiple-in, multiple-out (MIMO) comm...
Views: 77, Comments: 0
Go to this Blog


New Privacy Policy

We have adopted new policies. Please read each one carefully.