Mini-Circuits’ USB-1SP4T-A18 is a general purpose USB RF switch matrix. The model contains an electromechanical SP4T, absorptive
fail-safe RF switch constructed in break-before-make configuration and powered by +24VDC, with switching time of 25 ms typical. The
RF switch operates over a wide frequency band from DC to 18 GHz, has low insertion loss (0.2 dB typical) and high isolation (85 dB
typical), making the switch matrix perfectly suitable for a wide variety of RF applications.
The USB-1SP4T-A18 is constructed in a compact, rugged metal case(size of 4.5” X 6.0” X 2.25”) with 5 SMA(F) connectors (COM, 1,
2, 3, and 4), USB type B port, and DC power input. Full software support is provided and can be downloaded from our website any
time at https://www.minicircuits.com/softwaredownload/rfswitchcontroller.html. The package includes our user-friendly GUI
application for Windows and a full API with programming instructions for Windows and Linux environments (both 32-bit and 64-bit
systems). Also included is a 2.7 ft USB cable and AC/DC power adapter. Longer USB cables, and a mounting bracket are available
as optional accessories