Product tests

Lumiagate

Nokia wanted to bring amazing presentation of the new Lumia phones. Particularly a good description of the amazing camera features. They announced a good looking demonstration video in Nokia Conversations blog post. Here is the video. It looks amazing when you view it. The video and pictures look really good, almost too good to be

LEGO celebrating 80 years

I am a big fan of LEGO as you can see on many LEGO related posts in this blog. Imagination-fostering Lego is 80 years old this month. Lego was founded by 1932, Ole Kirk Kristiansen, a Danish joiner and carpenter. The company started by making and selling wooden toys. In 1934, his company came to

Got my Raspberry Pi

I just got my Raspberry Pi computer board some time ago. When I cam back from vacation trip I finally had time to test the board. I downloaded the software from Raspberry Pi homepage. I started my testing with Raspbian “wheezy” OS version because that is the image Raspberry Pi creators recommend you use. It

Class D amplifier module

A class-D amplifier or switching amplifier is an electronic amplifier where all power devices (usually MOSFETs) are operated as binary switches. They are either fully on or fully off. The term “class D” is sometimes misunderstood as meaning a “digital” amplifier. While some class D amps may indeed be controlled by digital circuits, the class

Arduino Ethernet Shields

The Arduino Ethernet Shield connects your Arduino to the internet. Just plug Arduino Ethernet Shield module onto your Arduino board, connect it to your network with an RJ45 cable and follow a few simple instructions to start controlling your world through the internet. The original Arduino Ethernet Shield is based on the Wiznet W5100 ethernet

CY3269N LED Lighting Demo Kit

I got CYPRESS SEMICONDUCTOR – CY3269N – KIT, STARTER, LIGHTING DEMO from Farnell for testing. CY3269N Lighting Starter Demonstration Kit is designed to showcase two Cypress technologies: EZ-Color High Brightness LED Controller (tunable white light control, color mixing) and CapSense (capacitive touch sensing). Data sheet says that this kit illustrates how an intuitive GUI lets

Car power adapter with problems

I bought some time ago a 119338 Dual Car Cigarette Sockets Power Adapter with USB Power Port – Black (DC 12~24V) to replace the power adapter in the car that started failing. In hoped this product would fix the situation, but it turned out this was not a good fix. The specifications on the web

Small LED flashlight

Some time ago I bought Powerlight HX-G011 1W 1xAA LED Flashlight Grey. This is a very useful and cheap LED flashlight. It only uses 1 AA battery, which is really is great. Light is quite bright for the price (feels like between my other old 1W LED flashlight and new 1W LED flashlight) with nice

iPad 3 4G Teardown

Is it “The New iPad?” “iPad HD?” “iPad 3?” Who cares? All we know is this: It’s here! iPad 3 4G Teardown In this video ifixit crew covers the biggest changes to the new iPad, including the fancy-pants 2048×1536 Retina Display, A5X system on a chip processor, updated 42.5 watt-hour battery and 5 megapixel HD