Generic photo used for illustration purposes only.
WS975-L is a WR-975 waveguide straight section with UDR9 rectangular cover flange. This waveguide straight covers the frequency range of 0.76-1.15 GHz. RF ONE offers a complete line of waveguide straight sections covering the waveguide sizes WR3 to WR1150.
For model WS975-L, replace the "L" with the desired length.