Solid State Logic PureDrive Quad 4-channel Mic/Line/Instrument Preamp Features:
							        
							        
							 							    
							        
							        4 high-performance PureDrive microphone preamps
							        
							        
							 							    
							        
							        3 modes for each preamp: Clean, Classic Drive, and Asymmetric Drive
							        
							        
							 							    
							        
							        4 mic preamp input impedance options
							        
							        
							 							    
							        
							        4 front-panel hi-Z DI inputs with automatic input detection
							        
							        
							 							    
							        
							        48V phantom power, polarity invert, and 3rd-order highpass filter
							        
							        
							 							    
							        
							        Stepped Gain control with up to 65dB Gain
							        
							        
							 							    
							        
							        31-step Trim control, with precise 1dB increments
							        
							        
							 							    
							        
							        Mic/Line input switching
							        
							        
							 							    
							        
							        12 in / 12 out (@44.1/48 kHz)
							        
							        
							 							    
							        
							        4 analog + 8 ADAT in (via Link in) / 4 AES + 8 ADAT outs
							        
							        
							 							    
							        
							        Mic inputs via XLR; Line via TRS or D-sub
							        
							        
							 							    
							        
							        Balanced analog outputs/insert sends for external processing
							        
							        
							 							    
							        
							        +24dBu line-level insert returns/ADC inputs
							        
							        
							 							    
							        
							        Digital connectivity via ADAT, AES, and USB
							        
							        
							 							    
							        
							        Ability to switch ADAT and AES connections to source audio from DAW outputs (USB) instead of A/D converter
							        
							        
							 							    
							        
							        Cascade 2 PureDrive Quad units via ADAT Link In connection
							        
							        
							 							    
							        
							        USB soundcard mode
							        
							        
							 							    
							        
							        Stepped pots and digitally controlled analog electronics for precision, stereo matching, and easy recall
							        
							        
							 							    
							        
							        Up to 192kHz and 32-bit conversion, professional I/O levels (+24dBu = 0dBFS)
							        
							        
							 							    
							        
							        Auto-ranging word clock I/O
							        
							        
							 							    
							        
							        Selectable Auto-Sleep mode