Blog

SteelQuad: Steel Quality Sensing Device (week 13)

lexbryan — Tue, 12 Aug 2014 07:31:27 GMT

Still looking for a shop to clean my rebars.(read more)

SteelQuad: Steel Quality Sensing Device (week 12)

lexbryan — Tue, 05 Aug 2014 08:32:34 GMT

I haven't done much this week except looking for a workshop (been to 3 mechanical workshops and all were busy) where I can remove the corrugation of my rebars. I applied for a trial version of MatLab but mathworks haven't replied about the result. Ma...(read more)

Inductive Sensing Design Challenge: Portable Detector based on the LDC1000 (#5)

Former Member — Tue, 22 Jul 2014 11:41:02 GMT

Sorry for not posting anything as summer holidays have started and I was away for a couple of weeks. I broke off the PCB coil and instead soldered a connector to the evaluation module. This is how my setup with the custom coil looks like:&...(read more)

SteelQuad: Steel Quality Sensing Device (week 10)

lexbryan — Tue, 22 Jul 2014 01:26:42 GMT

This week I worked on my moulds; 160 pcs. It is made of chipboard and coated it with a wood glue so that water won't be absorbed. I also prepared cement, sand, and gravel for next week's task. I used my friend's abandoned house as my workshop . ...(read more)

SteelQuad: Steel Quality Sensing Device (week 9)

lexbryan — Mon, 14 Jul 2014 17:15:36 GMT

This week I purchased some materials for the moulds and purchased a grinder to speed up cutting.I also scheduled my lab test on wed. (read more)

SteelQuad: Steel Quality Sensing Device (week 8)

lexbryan — Tue, 08 Jul 2014 06:27:38 GMT

I redesigned my mould. The cylindrical type of mould can be easily made but the steel would be placed vertically and I have to make it stable. Therefore it is prone to error when the steel is not centered. I have redesigned it to be a rectangular blo...(read more)

Inductive Sensing Design Challenge: USB Microphone based on the LDC1000 Inductance to Digital Converter (week 8 & 9)

Former Member — Tue, 01 Jul 2014 15:33:54 GMT

I am still working on this project, but again it has been very difficult to find the time to finish things up. It has been a very hectic period at work and I've also just signed a contract for a new job next year. I've also had a ton of practical pro...(read more)

SteelQuad: Steel Quality Sensing Device (week 7)

lexbryan — Tue, 01 Jul 2014 15:32:07 GMT

This week I studied the best coil diameter/ratio for my project. Also contacted some people who'll let me borrow their oscilloscope.Experiment will start on week 8.(read more)

SteelQuad: Steel Quality Sensing Device (week 6)

lexbryan — Mon, 23 Jun 2014 01:13:17 GMT

This week I received the budget I requested to conduct the experiment. Real work starts the following week.(read more)

The Quiet Week - LDC1000 Inductive Sensing Challenge 2014

cstanton — Fri, 20 Jun 2014 08:42:13 GMT

Previous summaries:Let's go! - LDC1000 Inductive Sensing Challenge 2014 Makes sense - LDC1000 Inductive Sensing Challenge 2014 Oooh, tingly! - LDC1000 Inductive Sensing Challenge 2014 Wakey Wakey - LDC1000 Inductive Sensing Challenge 2014NameSuper...(read more)

SteelQuad: Steel Quality Sensing Device (week 5)

lexbryan — Sat, 14 Jun 2014 15:16:24 GMT

I interviewed a few civil engineers about the curing process in construction. I decided to cure the cement for 14 days and take the inductance reading after. I still haven't started the experiment coz I’m waiting for the approval of my needed materia...(read more)

Conductive Personality - LDC1000 Inductive Sensing Challenge 2014

cstanton — Fri, 13 Jun 2014 10:08:15 GMT

Previous summaries:Oooh, tingly! - LDC1000 Inductive Sensing Challenge 2014 Makes sense - LDC1000 Inductive Sensing Challenge 2014 Let's go! - LDC1000 Inductive Sensing Challenge 2014NameSuper Awesome Blog TimeGabriele BaldiNo updates.Lex Bryan B...(read more)

Inductive Sensing Design Challenge: Portable Detector based on the LDC1000 (#4)

Former Member — Thu, 12 Jun 2014 10:55:22 GMT

Since my last blog post I have created a custom coil. It is a 14cm coil with 7 turns of 0.4mm enamelled copper wire.For the purpose of finding the correct value of the filter capacitor, I ordered capacitors in the range from 20pF to 100nF as specifie...(read more)

Inductive Sensing Design Challenge: USB Microphone based on the LDC1000 Inductance to Digital Converter (week 6 & 7)

Former Member — Wed, 11 Jun 2014 13:40:32 GMT

The past weeks I've been quite busy, so I do not have alot of updates so far. Therefore I decided to make a combined blog for weeks 6 and 7 as I did for weeks 2 and 3. Thoughts on the frequency counter in the LDC1000I had another look at the...(read more)

SteelQuad: Steel Quality Sensing Device (week 5)

lexbryan — Sat, 07 Jun 2014 16:07:17 GMT

This week, while waiting for the budget (for construction materials) to be approved, I talked with a MathWorks account manager for my application to get a free license of MatLab. I'm not sure it it'll be granted but it's worth the shot. I also starte...(read more)