The rugged, all-metal Sennheiser EW-D ASA is a 4-way active antenna splitter that delivers diversity wireless signal distribution for up to four EW-D EM wireless receivers. It also provides DC power to the four receivers, for less clutter in your rack. The unit covers the Q, R, and S frequency ranges, from 470 to 694 MHz.
The EW-D ASA receives up to four wireless microphone signals through a single pair of antennas, split and amplifies these signals, and send each signal to their respective receiver via the included BNC cables.
SENNHEISER EW-D ASA (Q-R-S)
Key Specifications
Product Model
Sennheiser EW-D ASA (Antenna Splitter Active)
Product Type
Active Antenna Splitter (1:4 Dual / 1:8 Single)
Profile: Evolution Wireless Digital Power & RF Distribution
Acoustic & RF Performance
Technical Specs
Frequency Range: 470 to 694 MHz (Q-R-S Bands)
Amplification: 0 ± 1 dB (Unity Gain)
Isolation: > 25 dB
Reflection Loss: 10 dB
Power & Connectivity
Power Distribution
Antenna Power: 12 VDC, 320 mA for Boosters (AB)
Receiver Power: DC Power Distribution for 4x EW-D EM
Total Consumption: Max 3 A
Input Voltage: 100 to 240 VAC (via NT 12-35 CS)
Physical Build & Dimensions
Structural Details
Dimensions: 8.3 x 6.6 x 1.7" / 212 x 168 x 43 mm
Net Weight: 38.8 oz / 1,100 g
Housing: Rugged All-Metal Chassis
Physical Specifications
Operating Environment
Temperature Range: 14 to 131°F / -10 to 55°C
Relative Humidity: 5 to 95%
Package Weight: 4.9 lb
SENNHEISER EW-D ASA (Q-R-S) Accessories
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