Technik
Raspbian on Raspberry Pi System set-up, update Rasperry Pi to the latest status, file structure, often used comands, ...
Ubuntu on BeagleBone Black System set-up for Ubuntu on BeagleBone Black. Tested applications: - FTP server - Web/Apache server - NAS/Samba server - USB 3G Mobile Internet Dongle
APRS IGate Step by step instructions to build up an APRS IGate/Repeater. Hardware used is the TNC-Pi (a Terminal Node Controller from Coastal ChipWorks) and an original Raspberry Pi. APRS software utilized is DixPRS from Béla, HA5DI. Advantages of this configuration are compact size, excellent stability and low power consumption.
Apache Webserver Why not to install your own Home Webserver on your Raspberry Pi ? You have more than enough memory on your 8 GB SD card. It could be combined with other applications such as webcam or APRS IGate
Webserver on a Tablet Running nginx webserver on Ubuntu on the top of Android operating system
Development/Coding/Programming Once You have an Apache webserver (see my article), you are ready to enter into the world of Website development. Install Geany and start scripting in HTML5, XHTM, XML, CSS, PHP, AJAX/SJAX, Socket, jQuery, MySQL
Seafile Cloud If you use Dropbox you will immediately understand how to use a Seafile. Advantage of Seafile over Dropbox: your data will be stored inside your personal home-server and more functionality with Seafile, e.g. group working
Samba NAS Share your Raspberry Pi's files and folders across a network by installing Samba. This is useful to back-up important Windows files on the Raspberry's SD card and visa versa.
Software-defined radio (SDR) You can get a cheap DVB-T usb dongle and connect it to the Raspberry Pi which act as the server, operating the DVB-T usb dongle and functioning as the SDR Remote Internet Server. If you want to use it for hamradio / amateur radio you can use a special RTL SDR which covers 100KHz to 1.5GHz.
Aircraft ACARS monitoring In aviation, ACARS (an acronym for Aircraft Communications Addressing and Reporting System) is a digital datalink system for transmission of short messages between aircraft and ground stations via airband radio or satellite.
Weather Station Interface Make your weather station visible on the internet. Raspberry Pi collects the data from the IROX USB wether station and transmits it to CWOP (further to aprs.fi) and Wunderground.
Webcam The Raspberry PI is perfectly equipped to turn your USB based web cam into a fully functional IP web cam. The webcam can be access from anywhere world-wide by using any browser.
Virtual Private Network (VPN) If you want more than just pre-shared keys, OpenVPN makes it easy to setup and use a Public Key Infrastructure (PKI) to use SSL/TLS certificates for authentication and key exchange between the VPN server and clients.
FTP Server Here’s a how to on installing VSFTPD on the Raspberry Pi.
Remote Operation Enabling Telnet - Remote Desktop Connection to the Pi - Reverse Remote Ssh Tunnel
Tools Installation of the python code for a Speed Test, Simple Raspberry Pi qemu emulation in Windows for beginners, Laptop Cleaning
Remote Current Measurements Remote Current and voltage measurements with the Raspberry P
IT Security Security Tools and HowTo build an SSH Tunnel
UHD (USRP) GNU Radio GNU Radio is a free & open-source software development toolkit that provides signal processing blocks to implement software radios.
SAT Hobby How-to on multi TV satellite reception using a single antenna. American made WaveFrontier Toroidal Multifeed Satellite Antenna and calculator using Google Maps
Amateur Radio Activities Demonstration on different amateur bands: