The 8401-6 from Weinschel by Spectrum Controll is a 4x4 Butler Matrix that operates from 0.5 to 6 GHz. It can handle an input power of 5 W (~37 dBm), has an insertion loss of less than 12 dB, and provides 25 dB of isolation. This butler matrix has an output phase accuracy of ±10° (at 3.25 GHz) and a VSWR of less than 2.0:1. It is available in a microstrip module that measures 93.98 x 46.99 x 15.24 mm with SMA-female connectors. It is ideal for Wi-Fi, WiMAX, 4G/5G testing, antenna array beamforming, interferometer system simulation and testing, multipath simulation and performance evaluation, and MIMO testing applications.
