Research Article

Theoretical and Experimental Results of Substrate Effects on Microstrip Power Divider Designs

Table 3

Comparison of the studied substrates at 2.25 GHz.

Duroid 3003Epoxy glassDuroid 3010

Input VSWR 1.4 1.3 1.14
Output VSWR 1.19 1.18 1.12
Coupling (dB) −5.3 −5.4 −5.38
Isolation (dB) −34 −23.9 −30