What SAT program(s) with? Have you seen lock (green LED) although once? Have you run TBS5520se_ChangeMode_Tool.exe - may be you try to lock SAT but TBS 5520SE isn't in DVB-S mode
Im from the usa so i need atsc.. is there any tutorial on how to work with raspberry pi with tvheadend.. i pay somebody to do it for me he actually install the driver but it wont get any signal or anything it says fail...