MIRAGE DIG EVO
FM Broadcast Audio Processor
Digital audio processor
The Mirage Dig Evolution processor is a fully digital audio
processor, based on DSP technology. Mirage Dig Evo is a complete audio
signal processing processor for AM, FM and TV broadcasts.
- Digital audio inputs / outputs l AES / EBU and Optics
- Balanced analog audio inputs / outputs
- AES / EBU standard, 24 bit resolution
- Low structural signal latency (3 ms)
- Audio processing and compression on four bands
- Input switching with selectable backup function
- Logic for controlling and monitoring the input signal with
automatic switching actuator
- Monitor headphone output
- AGC control on 4 bands
- 8 equalization bands
- Audio process structure on DSP devices
- Stereo MPX digital coder
- Remote control software
- Remote control connection via Ethernet
Technical features
| GENERAL PERFORMANCE |
|
| Frequency response |
20Hz ÷ 20 KHz HD version; 20Hz ÷ 15 KHz FM version; 20Hz ÷ 10
KHz AM version |
| Stop band rejection |
> 78 dB beyond 17 KHz |
| Noise |
> 65 dB in all conditions (depends on the processing) |
| Total distortion |
< 0,01 % |
| Total system separation |
> 67 dB (30 Hz – 15 kHz) |
| ANALOG AUDIO INPUT |
|
| Configuration |
Left and Right |
| Impedance |
10 K ohm / 600 ohm balanced |
| CMRR |
> 45 dB from 30 to 15 Khz |
| A/D Conversion |
192 kHz sample rate |
| Sensitivity |
±12dBu |
| Maximum input level |
+15 dBu |
| Connector |
XLR-type, female |
|
Pin 1 Chassis Pin 2 & 3 electronically balanced, floating
and symmetrical |
| DIGITAL INPUT |
|
| Digital input configuration |
AES 3 professional (IEC-60958) |
| Digital AES 3 Input Impedance |
110 ohm Balanced |
| Digital AES 3 Input Connector |
XLR Female |
| Sample Rate Automatic lock |
32 – 44.1 – 48 – 96 KHz |
| Resolution |
24 Bit |
| ANALOG AUDIO OUTPUT |
|
| Configuration |
Left and Right. Flat or pre-emphasized (50μS – 75μS) |
| Impedance |
30 ohm electronically balanced and floating |
| Minimum load impedance |
600 ohm |
| Maximum output level |
+15 dBu into 600 ohm load |
| Connector |
XLR-type, male |
|
Pin 1 Chassis |
|
Pin 2 and 3 electronically balanced, floating and symmetrical
|
| DIGITAL OUTPUT |
|
| Digital Output Sample Rate |
Software Selectable 32 – 44.1 – 48 – 96 KHz |
| Resolution |
24 Bit |
| Digital Output configuration |
stereo AES 3 Transformer Balanced (IEC-60958) |
| Digital Output Impedance |
110 ohm Balanced |
| Digital Output Level |
– 12.00 / 0 dBFS adjustable |
| Digital Output Connector |
XLR Male |
| STEREO GENERATOR (version MPX only) |
|
| Configuration |
one output |
| Pilot freq. |
19 KHz ± 0.001% Max over temp. |
| Pilot injection |
+4 ÷ 12 % |
| Distortion |
< 0.005 % @1 kHz |
| Noise signal ratio |
70 dB (Din Audio,Bypass mode) Typical |
| Stereo separation |
60 dB Typical |
| Crosstalk Main to Sub |
Great 48 dB 30-15 kHz |
| Crosstalk Sub to Main |
Great 46 dB 30-15 kHz |
| 38 kHz subcarrier suppression |
70 dB Typical |
| 76 kHz suppression |
70 dB Typical |
| Composite audio level |
0 ÷ 12dB |
| Connector |
BNC |
| Output impedance |
50 ohm |
| DATA |
|
| Terminal Interface |
Ethernet / RS232- at rear, asynchronous |
| Data Input |
Full duplex |
| Format |
Selectable |
| Serial Transmission Speed |
2400 ÷ 19600 baud |
| Connector |
RJ45 / RS232/ USB |
| Data management |
Microprocessor controlled |
|
Non volatile memory Flash data retention 10 years |
| Logic I/O |
|
| Connector |
DB15 cannon female |
| GENERAL |
|
| Mains Voltage |
90 – 260 Vac / 50 Hz full range |
| Dimension |
(WxHxD) 48,3 x 19,4 x 4,4 cm 1 rack unit |
| Weight |
3,5 Kg. |
| Operating Temp. |
0 ÷ 50° C. |
| Operating Humidity |
Max 95% non condensing |
BACK TO ON AIR STUDIO
AUDIO PROCESSOR
MICROPHONES
AUDIO MIXER
