Radio Systems Digital Console เครื่องควบคุมเสียงแบบดิจิตอล

Measurements are made with 600 ohm loads connected to the analog outputs.
0 dBu equals 0.775 volts RMS independent of load impedance,
0 dBm equals 0.775 volts into a 600 ohm load.

Reference Level:
+4dBu equals -20 dBFS. FSD equals
Full Scale Digital equals +24 dBu

Analog Line Inputs
Input Impedance:
40 k ohms, instrumentation amplifier balanced

Input Level Range:
jumper selectable nominal input level of -16 dBu, -6dBu or +4 dBu

Input Level Trim:
software trim (digital gain adjust) +/-12.5 dB.

Input Headroom:
20 dB above nominal input

Analog Monitor Inputs
Input Impedance:
10 k ohms minimum, differentially balanced

Input Level Range:
Adjustable +4 dBu nominal, -10 dBu minimum

Input Headroom:
20 dB above nominal input

Microphone Preamplifiers
Input Impedance: 10 k ohms

Source Impedance: 150 ohms

Input Level Range:
Selectable in 5 dB steps, -62 dBu to - 22dBu

Equivalent Input Noise:
-128 dBu, 150 ohm source, 20 kHz measurement bandwidth

Input Headroom:
20 dB above nominal input

Analog Outputs
Output Source Impedance:
Output Buses < or = 50 ohms balanced.

Output Load Impedance:
50-600 ohms minimum - factory selected

Nominal Output Level:
+4 dBu

Maximum Output Level:
+24 dB

Digital Inputs
Signal Format:
AES-3, S/PDIF

Signal Compliance:
24 bit

Input Sample Rate:
32 kHz - 96 kHz, sample rate conversion is provided for all digital inputs

Input Level:
-20 dBFS nominal

Input Level Trim:
software trim (digital gain adjust) +/-12.5 dB.

Input Headroom:
20 dB above nominal input

Dimensions
All consoles are 27 inches deep and 9 inches tall
6 channel: 20.75 inches long
12 channel: 32.75 inches long
18 channel: 44.75 inches long

Digital Outputs
Signal Format:
AES-3

Signal Compliance:
24 bit

Output Sample Rate:
48 kHz / 44.1 kHz / 32 kHz - Crystal Selected

Digital Reference:
Crystal (internal) or external AES-3 input at 48 kHz 100 ppm

Internal Sample Rate:
48 kHz / 44.1 kHz / 32 kHz - Crystal Selected

Processing Resolution:
32 bit floating point DSP

Conversions:
A/D 24-bit, Delta-Sigma, 256x oversampling;
D/A 24-bit, Delta-Sigma, 256x oversampling

Latency:
<1.0 ms, analog in to analog out

Frequency Response
Line Input to Program or Utility Output:
+0 dB/-0.5 dB, 20 Hz to 20 kHz

Microphone Input to Program or Utility Output:
+0dB/-.5dB, 20 Hz to 20 kHz

Dynamic Range
Analog Input to Analog Output:
106 dB referenced to FSD, 22 kHz measurement bandwidth, 109 dB "A" weighted

Analog Input to Digital Output:
109 dB referenced to FSD, 22 kHz measurement bandwidth, 112 dB "A" weighted

Digital Input to Analog Output:
109 dB referenced to FSD, 22 kHz measurement bandwidth, 112 dB "A" weighted

Digital Input to Digital Output:
123 dB referenced to FSD, 22 kHz measurement bandwidth, 126 dB "A" weighted

Total Harmonic Distortion + Noise
Analog Input to Analog Output:
<0.008%, 20 Hz to 20 kHz, +23 dBu
input, +23 dBu output, 22 kHz measurement bandwidth

Analog Input to Digital Output:
<0.004%, 20 Hz to 20 kHz, +23 dBu input, +23 dBu output, 22 kHz measurement bandwidth

Digital Input to Digital Output:
<0.0005%, 20 Hz to 20 kHz, -1 dBFS input, -1 dBFS output, 22 kHz measurement bandwidth

Digital Input to Analog Output:
<0.004%, 20 Hz to 20 kHz ,-1 dBFS input, +23 dBu output, 22 kHz measurement bandwidth

Isolation
Program-to-Program or Program-to-Utility:
>88 dB, 20 Hz to 20kHz A Input to B Input, B Input to A Input, >100 dB

Stereo Separation
Analog Program Outputs:
>88 dB, 20 Hz to 20 kHz