Specifications (cont’d) – Simaudio Neo 350P Preamplifier User Manual
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350P Preamplifier
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Specifications (cont’d)
Optional
Digital-to-Analog Converter:
Digital Input Types ......................................... S/PDIF (RCA) x 2 USB x 1 TosLink x 1 
Digital Input Impedance (S/PDIF) ................... 75 ohms @ 0.5 Volts 
DAC / Digital Filter .......................................... BurrBrown PCM1793 
Bit-depth range ............................................. 16 - 24 bits 
Sampling Frequency Rates ............................... 44.1, 48, 88.2, 96, 176.4 and 192kHz 
Frequency Response (audible) ........................ 20Hz - 20kHz +0/-0.2dB 
Frequency Response (full range) ................... 2Hz - 72kHz +0/-3dB 
THD @ 1kHz, 0dBFS (A-weighted) ................. < 0.001 % 
IMD ............................................................. < 0.004 % 
Dynamic Range ............................................. > 116dB 
Signal-to-noise ratio ...................................... > 115dB @ full output 
Slew Rate ..................................................... 50V/µs 
Channel Separation ....................................... > 115dB 
Low Level Linearity ........................................ ±1.0dB to below 120dBFS 
Intrinsic Jitter ............................................... < 25 picoseconds 
RMS
Balanced Pin Assignment: 
 Pin 
1........................... Ground
Pin
2...........................
Positive
Pin
3
.......................... Negative
12 Volt Trigger: Logic........................... Direct (0V off, 12V on) 
 Jack............................ 
3.5mm microphone jack
Input Impedance ......... 1k
Ω
Current Consumption ... 12mA
 
 
NOTE: If you require the RS-232 codes for your Nēo 350P, please visit the "Contact Us" page 
 and complete the "Information request" form on our website at www.simaudio.com. 
 
 Fuse Replacement: 
For the 120V version use a 0.2A fast blow (5 x 20mm size). 
For the 230V version use a 0.1A fast blow (5 x 20mm size). 
