[Ted] has demonstrated using a common USB to serial adapter as an SDR transmitter. That’s right, using the cheap little UART adapter you’ve almost certainly got sitting in your parts bin right ...

You just need the right USB adapters to make them work. One such adapter is the USB to serial converter, which is used for connecting various legacy devices to modern computers. The USB to serial ...

A simple converter can be sourced online, but the only thing he could find locally that was even close was a USB to RS-232 converter. He used that component to craft his own USB to RS-485 bridge.