Antipodal Vivaldi Antenna to Detect UHF Signals That Leaked Out of the Joint of a Transformer

Table 3

Influence of different patterns of slots on gain in the direction at different frequencies.

Patterns of slots	1 GHz/dB	1.5 GHz/dB	2 GHz/dB	2.5 GHz/dB	3 GHz/dB
Equal height	−3.6	3.7	6.4	6.9	9.4
Linearly decreased	−3.5	3.6	6.3	6.4	8.9
Linearly increased	−3.6	3.9	6.3	7.1	9.1