| SLT-1000 | 
                                        Signal Transformer | 
                                        12 | 
                                        PWR XFMR LAMINATED 1000VA CHAS | 
                                    
                                                                    
                                        | SLT-10M2G-20-20-M14 | 
                                        Narda-MITEQ | 
                                        35,000 | 
                                        FIBER OPTIC TRANSMITTER | 
                                    
                                                                    
                                        | SLT-10M2P5G-20-20-M14-FA | 
                                        Narda-MITEQ | 
                                        35,000 | 
                                        FIBER OPTIC TRANSMITTER | 
                                    
                                                                    
                                        | SLT-12X | 
                                        TE Connectivity Raychem Cable Protection | 
                                        250 | 
                                        SLDR SLV WIRE-WIRE 0.425/0.457" | 
                                    
                                                                    
                                        | SLT-14X | 
                                        TE Connectivity Raychem Cable Protection | 
                                        35,000 | 
                                        SLDR SLV WIRE-WIRE 0.524/0.543" | 
                                    
                                                                    
                                        | SLT-300 | 
                                        Signal Transformer | 
                                        9 | 
                                        PWR XFMR LAMINATED 300VA CHAS MT | 
                                    
                                                                    
                                        | SLT-450 | 
                                        Signal Transformer | 
                                        35,000 | 
                                        PWR XFMR LAMINATED 450VA CHAS MT | 
                                    
                                                                    
                                        | SLT-5K2P5G | 
                                        Narda-MITEQ | 
                                        35,000 | 
                                        FIBER OPTIC TRANSMITTER | 
                                    
                                                                    
                                        | SLT-5K2P5G-20-20-M14 | 
                                        Narda-MITEQ | 
                                        35,000 | 
                                        FIBER OPTIC TRANSMITTER | 
                                    
                                                                    
                                        | SLT-5K2P5G-20-20-M14-E1 | 
                                        Narda-MITEQ | 
                                        35,000 | 
                                        FIBER OPTIC TRANSMITTER | 
                                    
                                                                    
                                        | SLT-5K2P5G-20-20-M14-WP | 
                                        Narda-MITEQ | 
                                        35,000 | 
                                        FIBER OPTIC TRANSMITTER | 
                                    
                                                                    
                                        | SLT-6X | 
                                        TE Connectivity Raychem Cable Protection | 
                                        35,000 | 
                                        SLDR SLV WIRE-WIRE 0.232/0.252" | 
                                    
                                                                    
                                        | SLT-7X | 
                                        TE Connectivity Raychem Cable Protection | 
                                        35,000 | 
                                        SLDR SLEEVE WIRE-WIR 0.28/0.299" |