Smoke Signal Broadcasting (SSB), later known as Smoke Signal, was an American computer company founded in 1976 by Frederic Jerome "Ric" Hammond of Hollywood, California. The company earned its reputation by offering expansions for the Southwest Technical Products (SWTPC) 6800 microcomputer. It later manufactured its own line of computers, called the Chieftain. Though it remains little-known, Smoke Signal was an early and important manufacturer of multi-user computer systems.