17PreamplifierNAC 112x19. NAC 112x SpecificationInput Sensitivities: 75mV, 47kΩOverload Margins: 35dB(all inputs all audio frequencies)Main Output Level: 0.775V, <50ΩTape Output Level: 75mV, 600ΩAuxiliary Power Outputs: For Stageline/Prefix phono stage.Dimensions (H x W x D): 70 x 432 x 301mmcabledirectionmarker 240° 5 to 5 pin DINInterconnect Cablesmains inputand fusepower to stereo poweramplifiersto monoor dualmono poweramplifiersfor CD5x , Headline orStageline. Additionalinterconnects requiredin 6(alternative)to power amplifier with internal power supply18.2 NAC 112x Rearin 1cdin 2tunerin 3tapein 4avin 5aux 1in 6aux 2RS232interfaceRC5 inch1-vencncch2Inputs 1, 2 & 6ch1-vech1(out)ch2(out)ch2Inputs 3, 4 & 5+ve-ve+vech1+vech2Input 6(alternative)signal groundNote: The NAC 112x AUX 2 input is provided with two sockets. Theleft hand socket, fitted on delivery with a blanking cover, is intendedfor use with a Stageline or Prefix RCA Phono stage and incorporatesan appropriate DC power supply. The two sockets must not be usedsimultaneously.power supplyupgrade.link plug fittedNote: The NAC 112x features various technologies to reducemicrophonic effects. Some movement of the board and socketswhen connecting and disconnecting cables is normal.aux 2/RCA Phonoch1ch2cd/RCA Phonoch1ch2Note: The RS232/comms interface is an optional upgrade. It canbe specified at time of order or fitted retrospectively. Contact yourlocal representative or Naim Audio directly for further information.