Blue Stone (a Rainbow Code) or Unit 386D ENI was the electronic neutron initiator for the first

British British may refer to: Peoples, culture, and language * British people, nationals or natives of the United Kingdom, British Overseas Territories and Crown Dependencies. * British national identity, the characteristics of British people and culture ...

operational high-yield strategic

nuclear weapon A nuclear weapon is an explosive device that derives its destructive force from nuclear reactions, either fission (fission or atomic bomb) or a combination of fission and fusion reactions (thermonuclear weapon), producing a nuclear exp ...

Violet Club Violet Club was a nuclear weapon deployed by the United Kingdom during the Cold War; the name was chosen in adherence to the Rainbow code system. It was Britain's first operational "high- yield" weapon and was intended to provide an emergency capa ...

References

glossary of British nuclear weapons
{{UKColdWarProjects Nuclear bombs Cold War weapons of the United Kingdom Nuclear weapons of the United Kingdom Rainbow code