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

Table 2

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

Numbers of slots/pairs	1 GHz/dB	1.5 GHz/dB	2 GHz/dB	2.5 GHz/dB	3 GHz/dB
0	−3.5	2.7	5.6	6.7	7.7
3	−3.5	3.6	6.3	6.7	9.4
4	−3.6	3.7	6.3	6.7	9.2
5	−3.6	3.7	6.4	6.9	9.4
6	−3.6	3.9	6.3	6.7	9.2
7	−3.5	3.9	6.4	6.8	9.4