
MC524 Manual Version 1.0 Page 9 ©1999 Euphonix, Inc.
Technical Specifications
Performance Specifications
Main inputs (Solo, CR 7 Mon A, B, C & D)
Description: Electronically balanced, transformerless, differential input
Gain: Variable from unity (0dB) to –72dB
Optimum input levels: Designed to be fed from Euphonix MA703 DAC, set to 0dBFS
= +27dBU
Maximum input level before clipping: +28dBU (sine wave)
Maximum input voltages: ±16VDC, ±25VAC (common mode), ±50VAC (differential)
Input impedance: 10KΩ ± 10% each leg, 20Hz – 20KHz
CMRR: >40dB (50dB typical), 20Hz – 20KHz
Talk Back and Listen mic inputs (T1, T2, L1 through L4)
Description: Electronically balanced, transformerless, differential input with
automatic level optimization
Gain: AGC circuit optimizes front end gain to produce (approx.)
+8dBU signal; this is then variable from +8 to –64dBU at the
monitor outputs
Maximum input level before clipping: 10dBU (sine wave)
Maximum input voltages: ±50VDC, ±2.5VAC (common mode), ±5VAC (differential)
Phantom power: 48V available, link selectable on PCB
Frequency response: Attenuated LF and HF response, -3dB at 200Hz and 10KHz
Monitor outputs
Description: Electronically balanced & floating, differential output
Maximum output level: +28dBU (sine wave)
Output impedance: 100Ω ± 10%, balanced or unbalanced, 20Hz – 20KHz
DC offset: Less than ±5mV with respect to chassis GND
Full signal path (Main input to monitor output)
Frequency response: 0/-0.4dB, 20Hz – 20KHz (ref. 1kHz)
Signal breakthrough with full cut: <-110dB, 20Hz – 20KHz
Distortion: <0.005%, 20Hz – 20KHz, +15dBU output level
Crosstalk: Better than -100dB at 1kHz; better than -90dB at 20KHz
Output noise: <-90dBU rms (unweighted), giving at least 117dB of dynamic
range at unity gain
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