Technology Guide

9
Appendix
As with all Avid product specications, the published Mbox specs reect actual performance measurements.
Mbox Family Specication Comparison
Mbox Pro Mbox Mbox Mini
Line Inputs (Balanced)
Freq Response, 20 Hz - 20 kHz +/-0.1 dB +/-0.1 dB +/-0.1 dB
Dynamic Range (A-wt) 112 dB 110 dB 106 dB
SNR (A-wt) -112 dB -110 dB -106 dB
THD+N, 1 k, -1 dBFS -100 dB -100 dB -94 dB
Crosstalk at 1 k -120 dB -120 dB -116 dB
Maximum Input Level
+14 dBu / +6 dBV
+4.2 dBu +0 dBu
(switched)
Input Impedance 10 k (20 k) 10 k (20 k) 10 k (20 k)
Mic Inputs (Balanced) Min Gain, No Pad Min Gain, No Pad Min Gain, No Pad
Freq Response, 20 Hz - 20 kHz +/-0.1 dB +/-0.1 dB +/-0.1 dB
Dynamic Range (A-wt) 110 dB 110 dB 106 dB
SNR (A-wt) -110 dB -110 dB -106 dB
THD+N, 1 k, -1 dBFS -100 dB -100 dB -94 dB
EIN Unwtd, 54 dB gain, 150 R -128 dB -128 dB -128 dB
Crosstalk at 1 k -120 dB -120 dB -116 dB
Max Input Level (No Pad) +0.5 dBu +4.2 dBu +0 dBu
Max Input Level (With Pad) +20.5 dBu +24.2 dBu +20 dBu
Input Impedance 1.8 k (3.6 k) 2.2 k (4.4 k) 2.2 k (4.4 k)
Gain Range
54 dB 54 dB 54 dB
(74 dB with Pad) (74 dB with Pad) (74 dB with Pad)
Pad in dB -20 dB -20 dB -20 dB
Inst Inputs (Unbalanced) Min Gain, No Pad Min Gain, No Pad Min Gain, No Pad
Freq Response, 20 Hz - 20 kHz +/-0.1 dB +/-0.1 dB +/-0.1 dB
Dynamic Range (A-wt) 109 dB 109 dB 105 dB
SNR (A-wt) -109 dB -109 dB -105 dB
THD+N, 1 k , -1 dBFS -98 dB -98 dB -94 dB
Crosstalk at 1 k -120 dB -120 dB -110 dB
Max Input Level +16 dBV +16 dBV +16 dBV
Input Impedance 1 Mohm 1 Mohm 1 Mohm
Gain Range
54 dB 54 dB 54 dB
(74 dB with Pad) (74 dB with Pad) (74 dB with Pad)
Pad in dB -20 dB -20 dB -20 dB
Aux Inputs (Unbalanced)
Freq Response, 20 Hz - 20 kHz +/-0.1 dB n/a n/a
Dynamic Range (A-wt) 105 dB n/a n/a
SNR (A-wt) -105 dB n/a n/a
THD+N, 1 k, -1 dBFS -98 dB n/a n/a
Crosstalk at 1 k -120 dB n/a n/a
Maximum Input Level +2 dBV n/a n/a
Input Impedance 10 k n/a n/a
Line Outputs (Balanced) Max Level Max Level Max Level
Freq Response, 20 Hz - 20 kHz +/-0.1 dB +/-0.1 dB +/-0.1 dB
Dynamic Range (A-wt) 109 dB 109 dB 109 dB
SNR (A-wt) -109 dB -109 dB -109 dB
THD+N, 1 k, -1 dBFS -102 dB -102 dB -93 dB
Crosstalk at 1 k -120 dB -110 dB -110 dB
Maximum Output Level +14 dBu +10.2 dBu +10.2 dBu
Headphone Outputs Max Level, 32 R Max Level, 32 R Max Level, 32 R
Freq Response, 20 Hz - 20 kHz +/-0.2 dB +/-1.0 dB +/-0.2 dB
Power into Ohms 60 mW into 32 R 20 mW into 32 R 20 mW into 32 R