here's the recipe I'm going to follow:
http://www.rtl-sdr.com/building-a-ham-tranceiver-with-an-rtl-sdr-raspberry-pi-and-rpitx/
Materials
Pi2
rtlsdr
usb sound card
I might need to get a powered usb hub, we will see.
I will have to build a filter.
I been looking into a chip filter, I wonder if this will work:
http://www.analog.com/media/en/technical-documentation/data-sheets/ADRF6518.pdf
