I have bout a lot of stuff from Dealextreme web shop that I mentioned some years ago at my blog posting. I can still recommend that place like I did years ago. Now I have found another interesting looking place which have similar products sometimes even cheaper prices. Bang Good at http://www.banggood.com/ has a lot →
This is a review of IBOX Mini multi-function single board computer from iTead Studio. The iBox has received some fame by raising funds through the crowdfunding site Indiegogo (it exceeded the intended target considerably). A friend gave tip that iTead Studio was looking for bloggers to review the iBox product. I submitted request to them →
I needed to interface PC to some RS-485 test circuits, so I decided to try this cheap USB to RS485 Adapter – Black + Green adapter for that. I selected this specifically because of the cheap price (it is considerably cheaper than anything else I have seen for the same purpose). There should not be →
Some time ago I wanted an easy way to power logic circuits on breadboard (both 5V and 3.3v circuit as needed). The product 121305 3.3V / 5V Power Module for Breadboard – Deep Blue seemed to fit the needs pretty well at few dollars (around $3.5). It takes 6.5~12V DC input voltage and outputs regulated →
I needed to do some AC current measuring with Arduino, more accurately than with special AC current sensor I tested earlier. To do that measuring I bought Meeeno ACS712 Current Measuring Sensor Brick Module Board for Arduino. This is a picture of that module from dx.com: This module is pretty easy and safe way →
Wire Ferrules (sometimes called Cord End Sleeves) allow the easy and reliable connection of flexible leads to screw terminals. Ferrules are the preferred alternative to twisting wire strands or tinning the wire end (tinned ends should not be terminated in compression clamps). Industrial best practice is to NOT tin wires that are to be terminated →
When electronics gets smaller and smaller, you first need a magnifier and sometimes a microscope. There are cheap small microscopes like one I used in my DIY fiber optic microscope article. The downside of traditional microscopes and those cheap small pocket microscopes is that you have to stay curved over the target sample to use →
EE Times has a worth to check out article 11 Inexpensive Portable Test Tools. From wrist watch to pocket-sized device, inexpensive portable test and measurement tools have captured the imagination in year 2013 as never before. Even though small doesn’t always mean less powerful, the aphorism “you get what you pay for” still holds true. →
Yesterday I got my hand on friend’s Jolla Sailfish OS smartphone. Jolla smartphone is the first handset that runs Jolla’s Sailfish OS, which is essentially a reworked version of Nokia’s now defunct Meego OS. The Sailfish OS is compatible with Android apps. The general quick fell on the phone is that it is pretty good →
How low can Ethernet switches prices go? In small unmanaged 8 port 10/100M 5 or 8 port switches typical price is around 15-25 Euros (around 2-3 Euros per port). But there are even cheaper Ethernet switches. Netwjork Tenda S108 SOHO kytkin/switch jossa 8 porttia is a very cheap 8 port 10/100M switch that costs only →