Turning your Cubieboard/RaspberryPi into an A2DP capable media receiver

Few months ago I found out that there are a2dp media receivers out there, but the good ones that feature digital audio connectivity (TOSLINK or Electrical S/PDIF) are very expensive, so I decided to build one myself. First I ordered a Bluetooth 4.0 USB dongle on Ebay – that was actually the longest part since […]

Google Authenticator PAM module for RHEL6

I thought I would give it a try to google authenticator pam module so I built it for RHEL6. You should theoretically be able to use it on any derivative tree including CentOS, Scientific Linux, and others. Instructions: # Configure my repo wget -O /etc/yum.repos.d/chaos.repo //yum.vadimgrinco.com/repo/rhel/chaos.repo # Install google authenticator pam module and its dependencies yum -y […]

How to sniff the ether for 20$ (50-1100Mhz and 1250-2200Mhz)

1. Buy a Realtek RTL2832U with a Elonics E4000 receiver from ebay 2. Install gnuradio and its development package 3. Build RTL-SDR 4. Build latest SDR# from SVN (pre-built binaries didn’t work for me on Linux) 5. Enjoy Optionally you can use DSD to decode P25 digital broadcasts If you’re having troubles using RTL-SDR via USB in […]

Broadcom CrystalHD driver, library and gstreamer plug-in for ubuntu 11.10

I have packaged the newer version of crystalhd kernel dkms, libcrystalhd3 and gstreamer plug-in crystalhd for ubuntu 11.10. Feel free to download it from here: crystalhd-dkms_0.0~git20110715.fdd2f19-4.2_i386.deb libcrystalhd3_0.0~git20110715.fdd2f19-4.2_i386.deb gstreamer0.10-crystalhd_0.0~git20110715.fdd2f19-4.2_i386.deb Debug package if you need it: libcrystalhd-dev_0.0~git20110715.fdd2f19-4.2_i386.deb TIP: there is also XBMC built with crystalhd support available in my repo.