300 V3.0 Owner’s Manual
Lexicon
300 Specifications
Audio Input and A/D
Conversion
input Channels (2)
Input impedance
FLIU Scale Input Level
Common Mode Rejection
Frequency Response
Phase Linearity
Delay
Crosstalk
Signal to Noise Ratio
Balanced XLR, pin 2 “high”
5OkQ, unbalanced; lOOkQ, balanced
Gain switch in OdB position: +2dBu minimum: +2OdBu maximum
Gain switch in +18dB position: -14dBu minimum; +4dBu maximum
DC to '2kH.z: 6OdB minimum; 2kHz to 2OkHz: 4OdB minimum
4EkHz sample rate: 1OHz to 21.5kHz, &0,2dB
44.1 kHz sample rate: 1OHz to ZOkHz &O.ZdB
3ZkHz sample rate: 1OH.z to 14.5kHz. 50.2dB
~5 degrees, lOHi! to 2OkHz
(Frequency Independent) From Analog Inputto Digital Output: 0.75mS
8OdB maximum, 1OHz to 2OkHz
9OdB minimum, A-weighted
Total Harmonic Disbrtion
0.01% maximum, 1OHz to 2OkHz
SMPTE Wermodukdion
0.01% maximum
Distortion
Dynamic Range 9OdB minimum
Pm-emphasis
15~s &0.9V4 and 50~ k3Pl
Gain Control
20dB in O.ldB increments
D/A Conversion and
Analog Output
Output Chann& (2)
Output Impedance
Full Scale Output Level
Frequency Response
Phase Linearity
Delay
Crosstalk
Signal-to-Noise Ratio
Total Harmonic Distortion
Balanced XLR, pin 2 “high”
75Q
-2dBu to +18dBu
48kti.z sample rate: 1 OH2 to 21 Skfiz, kO.2dB
44.ikH.z sample rate: 1OH.z to 2OkHz, kO.2dB
32kHz sample rate: 1OHz to 14.5kHa hO.2dB
i5 degrees, 1OHz to 2OkHz
(Frequency independent) From Digital Input to Analog Output: 1.816
9OdB maximum, 1OHz to 2OkHz
1 OOdB minimum, A weighted
0.01% maximum, 1OHzto 2OkHz
SMPTE Intermodulation
0.01% maximum
Distortion
Dynamic Range 9OdB minimum
De-emphasis
15~ kO.9,us) and 50~s k31.t~)
Gain Control
2OdB in O.ldB increments
Unless otherwise specified, specifications presume 48kHz sample rate, Emphasis off,
Gain switch at OdB, and Gain Control at why (OdB)
IO-2
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