High 𝑄-Factor Wideband Resonators for Millimeter and Submillimeter Applications

Table 1

Typical technical characteristics of resonators.

Frequency range, GHz	Type of resonator	Type of coupling element	𝑄-factor	VSWR
32,0–37,5			6×10^4	1,65
37,5–47,0	Corrugated	Wave-guide	6×10^4	1,65
47,0–53,57			6×10^4	1,6
32,0–53,57	Opened; quasioptical (type A or B)	Wave-guide	6×10^4	1,65
53,57–78,33			66×10^4	1,70
78,33–118,1			75×10^4	1,70
118,1–178,4			75×10^4	1,90
178,4–258,0			85×10^4	1,85
258,0–400,1			85×10^4	1,85