I only have an rtl-sdr, it can only receive but is good enough for what I need. Also heard good things about hackRF (can tx as well as rx). rtl-sdr.com has a b

I only have an rtl-sdr, it can only receive but is good enough for what I need. Also heard good things about hackRF (can tx as well as rx). rtl-sdr.com has a buying guide: https://www.rtl-sdr.com/ https://www.rtl-sdr.com/