Tags: Weapon.
RDS-37 was the Soviet Union’s first true (staged) hydrogen bomb first tested on November 22 1955. The weapon had a nominal yield of approximately 3 megatons. It was scaled down to 1.6 megatons for the live test.It was a multi-stage thermonuclear device which utilized radiation implosion called Sakharov’s Third Idea in the USSR (the Teller–Ulam design in the USA).