RaSor's Tech Blog

April 26, 2012

Wifi abroad and external batteri

Filed under: GPS, HW, Mobile — rasor @ 1:47 pm

I am visiting France later this year. I want my mobile to upload GPS positions online during a whole week.

For that I need a prepaid sim card for France. Google gave me https://www.google.com/search?source=ig&hl=en&rlz=&=&q=prepaid+phones&oq=pre+pa&aq=1s&aqi=g1g-s3g1g-s5&aql=&gs_l=igoogle.3.1.0j0i10l3j0j0i10l5.52481.55992.0.62143.6.6.0.0.0.0.118.599.4j2.6.0…0.0.#hl=en&gs_nf=1&tok=YtYuWo7li1LQMMVG5dduMA&pq=prepaid%20phones&cp=19&gs_id=16&xhr=t&q=prepaid+sim+card+france&pf=p&sclient=psy-ab&oq=prepaid+sim+card+fr&aq=0&aqi=g4&aql=&gs_l=&pbx=1&bav=on.2,or.r_gc.r_pw.r_cp.r_qf.,cf.osb&fp=b10f389bad4889f0&biw=1324&bih=928

From that I got this nice offer from LeFrenchMobile on Euro 7,- for a week: http://www.lefrenchmobile.com/en/data-bundles.html. So that will cover wifi for the mobile.

For Japan Prosa advises hiring a NTT Docomo from Global Advanced Communications. http://www.globaladvancedcomm.com/pocketwifi.html.
Ref: Prosa article: http://www.prosa.dk/aktuelt/nyhed/artikel/mobile-rejsetips-fra-solens-rige/

Next I need the mobile to be charged by an external battery. One such could be like this: http://www.b2c-battery.com.au/accessory_detail.php/24+3974+Universal-External-Battery-for-Digital-Camera,-Mobile-Phone,-PDA,-Camcorder-and-Game-Player. The batteri can be charged in advance with cord to AC.

But even better would be a device where you can just change batteries inside.

The End.

Arduino CNC Robot

Filed under: Arduino, HW, Robot — rasor @ 12:52 pm

Since I also started making notes of robots, I will also add a note about a micro robot based on Arduino. It uses CNC drawings as input for for making a drawing with a pen or cut with an X-acto knife. Prise is expected to be around $70,-

Refs

April 25, 2012

Robots – 3rd industrial revolution

Filed under: HW, Robot — rasor @ 10:51 am

Just read an article about Robots in borsen.dk

There is a new danish developed robot made by http://www.universal-robots.com/. It is much cheeper due to cheeper SW. The SW to operate it has also become easier to program for the buyer.
Owner is Enrico Krog Iversen.

This generation of robots might bring back jobs to europe from asia. The industrial sector might get 5% increase, but 1,5% is also added in other sectors. It might be a 3rd industrial revolution.

A danish robot network http://www.dira.dk/ helps companies.

http://cnc.dk/ sells robots. Lau Akstrup Jensen was interviewed.

The End.

April 4, 2010

Virtualization: Running VirtualBox on a Windows 7 laptop – Windows 2008 R2 Server guest

Filed under: HW, Network, Virtual — rasor @ 6:46 pm

Using VirtualBox as hypervisor on a laptop eases usage of WLAN and USB on the guest OS.

This post is based on using VirtualBox 3.1.6 on Windows 7 (64 bit) with Windows 2008 R2 server, 64 bit, Standard edition.

Out of the box Windows 7 installed drivers for the WLAN in my laptop (with CPU i7 720) and for the full HD resolution video card. Nice.

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February 19, 2010

Hw: Touch Screen, Accelerometer and other devices

Filed under: GPS, HW, Mobile, RFID, Surface — Tags: , , , , , — rasor @ 4:09 pm

Inspired by Thomas Martinsen, a dk Silverlight guru, this post collects a few ideas about the less used user interfaces in the PC world, but easily obtainable in the mobile world.

Having six devices to code towards in mind:

  1. Touch Screen
  2. Accelerometer
  3. Bluetooth
  4. RFID
  5. GPS
  6. SMS

Many cell phones has all 6 pieces of HW included. So if you developed mobile services that could expose the HW facilities to a client PC (connected either through mini-USB, old fashioned serial, wlan or bluetooth), then you would get enormous application possiblities.

I blogged about Accelerometer, RFID and SMS usage before. At that post the accelerometer was a Wii NunChuck . Nowadays the accelerometer is build into the mobile phone and API’s has emerged.

WinMo 6.5 SDK was removed last month. Maybe WinMo 7 SDK is what Microsoft developers should have to get API’s for the 6 devices?

Thomas has spoken about touch screen development towards a device from Microsoft called Surface. I wouln’t be surprised if he is experienced in  the field. Join the LinkeIn group.

Another keyword is Panel PC.

Currently I won’t collect more info, but I might return with an update to the post one day.

So for now you might just be inspired as well :-).

The End.

January 29, 2010

CPU: Choosing a CPU for virtualization

Filed under: HW, Virtual — rasor @ 8:17 am

When you need to host several virtual machines (VM) in a PC, the CPU must support virtualization.

Good performance is reached, when there is a logical CPU and a Disk present for each VM.

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January 19, 2010

SP2010 Beta: Installation

Filed under: Deployment, HW, Network, Sharepoint, Virtual — rasor @ 7:34 pm

In preparing for installing a developer environment with SharePoint2010 Beta I have collected a little info.

Everybody point to Jie Li as the expert.

But do also check out Setting Up the Development Environment for SharePoint Server.

64 bit OS and SW on top is required. If the 64 bit  OS is not available you can use VMWare on a 32 bit OS to host 64 bit guest OS’s.
For a workstation (like Windows 7) a VMWare licence is not free. On a server, the licence is free. 

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January 15, 2010

SP2010 and Office2010 – My first preview

Filed under: Biztalk, HW, NET, Sharepoint, Unified Communications, Virtual, VSTO — rasor @ 7:18 am

I must admit that I am impressed.

Going to Win 2008 R2, Exchanserver 2010, Office 2010 and SharePint 2010 alltogether really makes a difference. I am usually not easy impressed.

I’ve attended Campus Days 2010 in CPH – DK. The program was designed for IT Pro’s, but had great first view tracks and a lab, where you could try it all out.

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April 19, 2009

Mobile: Why wouldn’t my mobile call out?

Filed under: Mobile — rasor @ 6:29 pm

My mobile wouldn’t call out. What was wrong?

I thought it had something to do with network setup.

Found a nice page that showed the awailable networks (including MCC and NCC) in many countries.

After playing around a while it loked like the network selection had nothing to do with the problem.

And also incoming calls did work. SMS too.

So I started loking elsewhere. It turned out that the problem was here:

Call Setup – Line Switching was set to Line 2. This had to be changed to Line 1! Now I could call out.

March 30, 2009

BarCampCph Nov 2008 visit

Filed under: Arduino, GPS, HW, Notes, RFID — rasor @ 10:08 pm

On november 22nd 2008 I paid Barcamp Cph a visit.
In my head: It is a chance to hear about the doings of other programmers in exchange for a presentation yourself will have to give.

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April 26, 2008

Til Forskningens døgn i basement

Filed under: GPS, Notes — rasor @ 9:43 am

Var til Til Forskningens døgn og LastFriday i basement i går.

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January 27, 2008

BarCampCopenhagen 2008 visit

Filed under: Notes, RFID — rasor @ 1:38 pm

So maybe this time I’ll get hooked.

With the hope to start to get to know somebody that I could stick together and speek geeky with, I visited BarCampCopenhagen (FB).

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