KEY

Model

MD-100, MD-200, MD-300, MD-II, RD-II, SB-100, SB-110, SB-190, SB-200, SB-210, SB-300, SB-310, SB-400, SB-II, SB-III, Sentry, Spectrum DE, Spectrum SB, Spectrum Super II, Super-II, T-580, TD-II, TS-200, TS-300, TS-500