The Avision TS-LPS series of RF and microwave portable programmable digital phase shifters provide excellent phase accuracy while delivering one degree of phase resolution. These low-cost, portable, USB-powered, handheld wireless signal synthesizers and programmable synthesizers are excellent wireless test equipment for engineering and production test experiments, on-site wireless testing, and integration into high-speed automated test equipment systems, which can be controlled and setup via a GUI.

It can be programmed using the supplied API DLL, and the GUI software can track and control several connected RF phase shifters, simplifying multiple device test setups. At the same time, each device stores its settings in internal memory, allowing it to be energized in a specific phase state.