This might be of interest:
https://hackaday.com/tag/ubitx/

On Wednesday, October 4, 2017 at 12:42:09 PM UTC-4, Gareth's Downstairs Computer wrote:
With the move to SDR TX and RX, and the basis on ICs only
a little more complex than a pocket calculator on sale at your
local petrol / gas station, is the time ripe for an all singing
swinging dancing rig for as little as £50 / $100, especially
with the price reductions coming from mass production of ICs?

Just how long can Icoyaeskenalinco and their emporia stay in
business by trying to sell rigs for 1000s of £ and $ when
those in the technical know are aware of the true price of
the components?