SDR (Software Defined Radio) with TX

In Stock:
BladeRF USD $420 – $650
USRP B200 USD $700?
LimeSDR USD $299

ADALM-PLUTO:
ADALM-PLUTO wikiUSD $99
ADALM-PLUTO: A New $149 TX Capable SDR with 325 – 3800 MHz Range, 12-Bit ADC and 20 MHz Bandwidth
Pre-Order:
LimeSDR Mini
up/down-convert 10 GHz
LMS8001 Companion
Hack:
Raspberry Pi + Rpitx + low pass filter as TX, RTL-SDR Dongle as RX
Transmitting FM, AM, SSB, SSTV and FSQ with just a Raspberry Pi

Digital Television Transmitter on Raspberry Pi:
GPIO -> QPSK (!)
Digital Television Transmitter on Raspberry Pi (GitHub)
DEMO