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High-directivity microstrip directional couplers

✍ Scribed by Haupt, G.; Delfs, H.


Book ID
118165281
Publisher
The Institution of Electrical Engineers
Year
1974
Tongue
English
Weight
224 KB
Volume
10
Category
Article
ISSN
0013-5194

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## Abstract This article describes a symmetric capacitor‐compensated microstrip directional‐coupler design with very high directivity. The compensation capacitors are incorporated between the coupling lines as interdigital type on the PCB board. The prototype directional‐coupler shows 19.6 dB coupl