| OP804TX | 
                            TT Electronics/Optek Technology | 
                            PHOTOTRANS SILICON NPN TO-18 | 
                            TO-206AA, TO-18-3 Metal Can | 
                            6,048 | 
                          
                                                    
                            | PNZ108 | 
                            Panasonic Electronic Components | 
                            NPN PHOTOTRANSISTOR 900NM TO18 | 
                            TO-206AA, TO-18-3 Metal Can | 
                            7,326 | 
                          
                                                    
                            | PNA2603L | 
                            Panasonic Electronic Components | 
                            NPN PHOTOTRANS 800NM SIDE VIEW | 
                            Radial | 
                            4,266 | 
                          
                                                    
                            | QSE213 | 
                            Fairchild/ON Semiconductor | 
                            IC PHOTOTRANS IR 880NM SIDE-LOOK | 
                            Radial | 
                            8,298 | 
                          
                                                    
                            | SFH 303 FA-3/4 | 
                            OSRAM Opto Semiconductors Inc. | 
                            PHOTOTRANSISTOR NPN W/FILTER 5MM | 
                            Radial - 3 Leads | 
                            5,796 | 
                          
                                                    
                            | OP301SL | 
                            TT Electronics/Optek Technology | 
                            PHOTOTRNS SILICN NPN HERMET PILL | 
                            Pill | 
                            7,614 | 
                          
                                                    
                            | OP705B | 
                            TT Electronics/Optek Technology | 
                            PHOTOTRANSISTR NPN W/RES T-1 | 
                            T-1 | 
                            5,868 | 
                          
                                                    
                            | BPW96 | 
                            Vishay Semiconductor Opto Division | 
                            PHOTOTRANSISTOR NPN 5MM CLEAR | 
                            Radial, 5mm Dia (T 1 3/4) | 
                            4,068 | 
                          
                                                    
                            | SFH 3401-2/3-Z | 
                            OSRAM Opto Semiconductors Inc. | 
                            PHOTOTRANSISTOR NPN SMART DILSMD | 
                            3-SMD, Gull Wing | 
                            5,850 | 
                          
                                                    
                            | LTR-5576DH | 
                            Lite-On Inc. | 
                            PHOTOTRANSISTOR PTX TBIT .2"HT | 
                            Radial, 3 Lead, Side View | 
                            24,000 |