Reviving "Borkin" Power On/Off Button for the Raspberry Pi 4B
There are some resources explaining how to leverage the jack audio port from the Raspberry Pi 2, 3 and 3B+ to make a neat and nice power on/off button. However this doesn't work for the Raspberry Pi 4B.
This post explains the general concept behind it, why it doesn't …read more
Compiling g729 codecs for ARM on Raspberry Pi B+ with bcg729
Raspberry Pi B+ with Asterisk and chan_dongle on Arch Linux
It is possible to build a small unexpensive box for making and receiving GSM calls and SMS. It is possible to i When travelling outside the country, it is interesting to be reachable and be able to perform outgoing calls through VoIP without paying roaming fees. A Raspberry Pi can …read more