0 0 votes In a multicavity magnetron, strapping is employed primarily to prevent mode jumping to increase the separation between the resonant frequencies in the $\pi$-mode and in the adjacent modes to reduce the back heating of the cathode to increase the output of the magnetron. Waveguides gate1992-ec electronic-devices + – admin 323 views answer comment Share Follow Add Sync Questions Print 0 reply Please log in or register to add a comment.