0 0 votes For a $2$-port network consisting of an ideal lossless transformer, the parameter $S_{21}$ (rounded off to two decimal places) for a reference impedance of $10 \Omega$, is __________. Electromagnetics gate2020-ec numerical-answers impedance electromagnetics + – go_editor 717 views answer comment Share Follow Add Sync Questions Print 0 reply Please log in or register to add a comment.