Description
DL155 2U 19″ Fixed-Configuration Rack I/O Unit
The DL155 is a versatile 2U 19″ fixed-configuration rack I/O unit designed for both studio and live sound applications. It features 8 mic/line level inputs, 8 line level outputs, and an 8-channel digital AES3 (AES/EBU) interface, delivering the renowned Midas sound quality through our proven technologies. With award-winning Midas microphone preamplifiers and dual AES50 network ports for redundancy, the DL155 is the perfect complement to all Midas PRO and M32 Series digital consoles, enabling seamless digital snake connections from Front of House to stage.
Key Features
- 8 award-winning Midas microphone preamplifiers with switchable +48 V phantom power
- 8 AES3 (AES/EBU) digital inputs and outputs
- 8 electronically balanced low impedance line level outputs
- Remote operation up to 100 m via CAT5/5e cable
- Selectable 96 kHz or 48 kHz sample rate operation
- All settings programmable from front panel controls or console
- PSU status indicator LEDs and configuration LCD display on front panel
- Supports dual redundant AES50 networks
- Features Neutrik etherCON* AES50 network ports
- Rugged 2U rackmount chassis for durability in portable applications
- Auto-ranging universal switch-mode power supply
Specifications
| Specification |
Details |
| Sample Rate |
48 kHz, 96 kHz |
| Dynamic Range |
>107 dB unweighted (20 Hz – 20 kHz) |
| Mic EIN (40 dB Gain) |
-126 dBu |
| Maximum Output Level |
+21 dBu into 600 O |
| Output Noise (Unity Gain) |
-86 dBu |
| Frequency Response |
±0.5 dB (20 Hz – 20 kHz, relative to 1 kHz) |
| THD+N (Unity Gain) |
<0.01% |
| Crosstalk @ 1 kHz |
<-90 dB |
System Inputs and Outputs
| Specification |
Details |
| Analogue Inputs |
8 |
| Type |
Mic/Line Level |
| Connector |
3-pin XLR Balanced |
| Input Impedance |
10k O |
| A/D Conversion |
24 bit, 96 kHz with 128 times oversampling |
| Phantom Power |
+48V, individually switchable per channel |
| Analogue Outputs |
8 |
| Type |
Line Level |
| Connector |
3-pin XLR Balanced |
| Output Impedance |
50 O |
| D/A Conversion |
24 bit, 96 kHz with 128 times oversampling |
| Digital Inputs |
4 (8 channels) |
| Connector |
3-pin XLR Balanced |
| Output Impedance |
110 ohm |
| Digital Interface |
Conforms to AES3-2009 |
| Digital Outputs |
4 (8 channels) |
| Connector |
3-pin XLR Balanced |
| Output Impedance |
110 ohm |
| Digital Interface |
Conforms to AES3-2009 |
| Network Connections |
2 |
| Connector |
Neutrik etherCON with status LEDs |
| Redundancy |
Dual cable redundancy |
| Network Interface |
Conforms to AES50-2011 |
| Ethernet Control Port |
1 |
| Connector |
Neutrik etherCON with status LEDs |
| Power |
1 |
| Connector |
IEC mains inlet |
| Mains Input Voltage |
100 to 240 VAC, 50-60 Hz |
| Power Consumption |
<150 W |
| Dimensions |
483 x 416 x 88 mm (19.0 x 16.4 x 3.5″) |
| Net Weight |
6.7 kg (14.7 lbs) |
| Operating Temperature Range |
+5°C to +45°C |
| Storage Temperature Range |
-20°C to +60°C |
