Product Description
The Sennheiser EW-D ASA is an active antenna splitter designed for professional Evolution Wireless Digital systems. It distributes RF signals from two antennas to multiple wireless receivers, supporting up to four EW-D or EW-DX receivers through its dual 1:4 configuration. It also supplies DC power to compatible antenna boosters and receivers, while an RF cascade output allows larger multi-channel systems to be expanded. The EW-D ASA is available in multiple frequency variants to suit different regional requirements and is supplied with a power supply and BNC antenna cables.
Specifications
| Product Type | Active Antenna Splitter |
| Application | Evolution Wireless Digital Systems |
| Antenna Distribution | 2 × 1:4 or 1 × 1:8 Active |
| Receiver Support | Up to 4 Full-Diversity or 8 Half-Diversity Receivers |
| Frequency Range | 470 – 694 MHz / 694 – 1075 MHz / 1350 – 1805 MHz, depending on variant |
| Gain | 0 ± 1 dB |
| IIP3 | >25 dBm |
| RF Impedance | 50 Ω |
| Reflection Loss | 10 dB |
| Antenna Booster Power | 12 V DC / 320 mA |
| Receiver Power Output | 12 V DC / Typically 350 mA, Max. 500 mA |
| Operating Voltage | 12 V DC |
| Power Supply | NT 12-35 CS |
| Current Consumption | 210 mA |
| Maximum Total Current | 3 A |
| RF Outputs | 8 × BNC |
| Antenna Inputs | 2 × BNC |
| Cascade Output | RF OUT A BNC |
| Operating Temperature | -10°C to +55°C |
| Storage Temperature | -20°C to +70°C |
| Relative Humidity | 5 – 95% RH, Non-Condensing |
| Dimensions | Approx. 212 × 168 × 43 mm |
| Weight | Approx. 1.1 kg |
| Included Accessories | NT 12-35 CS Power Supply, 8 × BNC Antenna Cables |