Background and Objectives: The Josephson effect is widely used for both generating and receiving very high frequency signals. The approaches and methods of nonlinear dynamics are commonly used: construction of phase portraits. bifurcation analysis. Kuramoto model approach. https://www.spidertattooz.com/OPI-Nail-Lacquer-Eiffel-For-This-Color-0-5-oz-NLF21-p28172/