Lexicon I-O|42, Owner'S Manual, Page: 29 / 32

23
Specifications
Microphone Inputs: Female XLR Pin 2 Hot
Input Impedance: 3k Ω balanced
Phantom Power: +48 Volts
Maximum gain: +58 dB
E.I.N. (at max gain): −126 dBu @ 58dB gain typical (150 Ω source)
−129 dBu @ 58dB gain typical A-weighted (150 Ω source)
Maximum Input Level: +14 dBu at minimum gain
Frequency Response: +0/−1 dB, 20Hz - 20kHz
THD+N: <0.02%, 20Hz - 20kHz (mic input to main output)
<0.015%, 1kHz, -6 dBu input level
Line Inputs: 1/4” TRS balanced or unbalanced
Input Impedance: 20k Ω balanced, 13k Ω unbalanced
Maximum Input Level: +32 dBu
Frequency Response: +0/−1.5 dB, 20Hz - 20kHz (reference 1kHz)
THD+N: <0.05%, 20Hz - 20kHz (line input to main output)
Instrument Input: 1/4” TS unbalanced
Input Impedance: 1M Ω
Maximum Input Level: +13 dBu
Frequency Response: +0/−2 dB, 20Hz - 20kHz (instrument input to main output)
THD+N: <0.05%, 20Hz - 20kHz, +4 dBu
Line Outputs: 1/4” TRS balanced or unbalanced
Level: >+18 dBu maximum
Impedance: 32 Ω Balanced, 16 Ω Unbalanced
Headphone Output: 1/4” stereo jack 350mW per channel at 50 Ω
MIDI Interface: 5 pin DIN connectors for MIDI in and MIDI out (5 volt signal)
Sample Rate: 44.1, 48, 88.2, or 96 kHz (determined by computer application)
Dynamic Range: A/D (24 Bit) 108 dB typical, A-weighted, 20Hz - 20kHz
(44.1 kHz sample rate)
D/A (24 Bit) 110 dB typical, A-weighted, 20Hz - 20kHz
A/D/A (24 Bit) 102 dB typical, A-weighted, 20Hz - 20kHz
Power Requirements:
*
IMPORTANT NOTE: There are two different models of the IO 42. Ensure that you
properly match the power requirements screening on the back panel of the IO 42 with
the corresponding adapter model listed below.
9 VAC 2.1 A 18 W
*
Power adaptors available for:
Japan: 100 VAC, 50/60 Hz Adapter: PSS3-JA
*
US and Canada: 120 VAC, 60 Hz Adapter: PSS3-120
*
Europe: 230 VAC, 50 Hz Adapter: PSS3-EU
*
UK: 240 VAC, 50 Hz Adapter: PSS3-UK
*
Australia: 240 VAC, 50 Hz Adapter: PSS3-AU
*
9 VDC 2.0 A 18 W
*
Power adaptors available for:
US, Canada, Europe, Japan: 100-240 VAC, 50/60 Hz Adapter: PS0920DC-01
*
Australia & UK: 100-240 VAC, 50/60 Hz Adapter: PS0920DC-02
*
Dimensions:
15" W x 4" H x 3.75" D
Weight:ˇ 3.05 lbs
Lexicon ® engineers are constantly working to improve the quality of our products. Specifications are
therefore subject to change without notice.