BM-7
Common name: Milab BM-7
Production Status: Discontinued / Vintage
The BM-7 is an omnidirectional crystal microphone for tape recorders. It has a wide and smooth frequency response. It has a 6 metre cable terminated with an MC1F connector.
Electrical Characteristics
                                            Frequency Response
                                        
                                        
                                        30Hz - 20                                            kHz
                                        
                                    
                                            Output Sensitivity
                                        
                                        
                                            1.58 mV/Pa
                                        
                                    
                                            Max SPL
                                        
                                        
                                            Max SPL, THD:
                                        
                                        
                                            Self Noise (CCIR)
                                        
                                        
                                             dB
                                        
                                    
                                            Self Noise (DIN/IEC)
                                        
                                        
                                             dB-A
                                        
                                    
                                            Output Impedance
                                        
                                        
                                            1000000/5000000Ω
                                        
                                    
                                            Recommended Load
                                        
                                        
                                            Powering
                                        
                                        
                                            Supply Current
                                        
                                        
                                             mA
                                        
                                    
                                            Alternative Powering
                                        
                                        Switchable Options
                                            Pad
                                        
                                        
                                            Filter/EQ
                                        
                                        Physical Characteristics
                                            Connector
                                        
                                        
											                                            													Amphenol MC1F												
                                        
                                    
                                            Connector notes
                                        
                                        
                                            Available Colours
                                        
                                        
                                            Weight
                                        
                                        
                                            91 g
                                        
                                    
                                            Length
                                        
                                        
                                            28 mm
                                        
                                    
                                            Min diameter width
                                        
                                        
                                            Max diameter
                                        
                                        
                                            54 mm
                                        
                                    
                                            Depth
                                        
                                        Accessories
                                            Included
                                        
                                        
                                            Optional
                                        
                                        