MCQOPTIONS
Bookmark
Saved Bookmarks
→
Microwave Engineering
→
Noise Microwave Circuits
→
Branch-line couplers are preferably made using wav...
1.
Branch-line couplers are preferably made using waveguides so as to obtain high gain and simple construction.
A.
True
B.
False
Answer» C.
Show Answer
Discussion
No Comment Found
Post Comment
Related MCQs
If the branch-line impedance of a coupler designed to operate at 1 GHz is 70.70 Ω, then the characteristic impedance of the material of the arms of the branch-line coupler is:
S12 and S13 curves for branch-line couplers are almost a straight line parallel to X –axis. Both the curves are similar and follow same path.
The curve of S14 for a branch-line coupler is similar to that of the S11 curve of the branch-line coupler.
A 50 Ω branch-line Quadrature hybrid has to be designed to operate over a range of frequencies. The branch-line impedance of this coupler so designed is:
The S matrix of a Quadrature hybrid is of size 4×4 and the diagonal elements of a matched coupler are all:
S12_AND_S13_CURVES_FOR_BRANCH-LINE_COUPLERS_ARE_ALMOST_A_STRAIGHT_LINE_PARALLEL_TO_X_‚ÄÖ√Ñ√∂‚ÀÖ√Ë‚ÀÖ¬®AXIS._BOTH_THE_CURVES_ARE_SIMILAR_AND_FOLLOW_SAME_PATH.?$#
If_the_branch-line_impedance_of_a_coupler_designed_to_operate_at_1_GHz_is_70.70_Ω,_then_the_characteristic_impedance_of_the_material_of_the_arms_of_the_branch-line_coupler_is:$#
The curve of S14 for a branch-line coupler is similar to that of the S11 curve of the branch-line coupler?
The plot S11 v/s frequency for a branch-line coupler has a straight line characteristic for a wide range of frequency around the designed frequency range.
A 50 Ω branch-line Quadrature hybrid has to be designed to operate over a range of frequencies. The branch-line impedance of this coupler so designed is:$
Reply to Comment
×
Name
*
Email
*
Comment
*
Submit Reply
Your experience on this site will be improved by allowing cookies. Read
Cookie Policy
Reject
Allow cookies