Izihlanganisi ze-SMB(sub-miniature version B) ziphuhliswa ngeminyaka yoo-1960.Incinci kunezixhumi ze-SMA, zibonakalisa i-snap-on coupling kwaye zifumaneka kwiinguqulelo ze-50 kunye ne-75 Ohm.Zenzelwe izicelo ezisebenza kwi-4 GHz.Uthotho lwe-SMB luneziko elicwecwe ngegolide kunye noqhagamshelwano lwangaphandle kwaye lufanelekile kwizicelo kuwo onke amashishini.