Sennheiser EW-DX SKM Digital Wireless Handheld Transmitter Microphone, Q1-9 470.2-550 MHz

Sennheiser EW-DX simplifies your professional workflow by utilizing refined technologies and decades of research to deliver a digital UHF system that can be scaled with ease. With its advanced feature set and hardware options, classrooms, corporate campuses, and live productions benefit from a network-ready system that is designed to integrate seamlessly. The system quickly assesses your environment and uses equidistant channel spacing to deploy frequencies while tools like Sennheiser’s Control Cockpit, Wireless Systems Manager, and Smart Assist App allow you to monitor your system remotely. In-device charging, 12-hour battery operation, and switching bandwidth up to 88 MHz are only a few more of the many features that make EW-DX the right tool for the job.

Key Features

• 134 dB input dynamic range - no need to set gain on your wireless transmitters at all, thanks to proprietary Sennheiser Performance Audio Codec (SePAC)
• 10mW fixed RF power for up to 100 m/328 ft of range
• Charging contacts for in-device charging with CHG 70N charger (sold separately)
• Persistent E-Ink display for “always on” information - parameters visible on screen even when taking out batteries
• Up to 12 hours of operation time with rechargeable lithium-ion battery BA 70 (sold separately)
• Function buttons - control all the transmitter settings directly from the handheld including button lock function
• Digital audio trim
• Test tone generator
• Switchable LED configuration (On/Off)
• Switchable low cut (Off, 30 ,60, 80, 100, 120 Hz)
• Versatile charging options optionally available: CHG 70 N, L 70 USB, LM 6070 Module for L 6000 full rack charging station (Availability in 2023)
• Sennheiser Standard Capsule Interface - compatible with a wide range of Sennheiser and Neumann capsules (sold separately)
• Metal housing
• Worldwide usage (specific frequencies subject to local RF regulations)
• Note: All components of the Evolution Wireless Digital Family are designed to interoperate. Please be aware of restrictions of features linked to the respective series, such as switching bandwidth and use of Link Density mode.

Technical Specifications

System
Audio link frequency ranges
Q1-9: 470.2 - 550 MHz
R1-9: 520 - 607.8 MHz
S1-10: 606.2 - 693.8 MHz
S2-10: 614.2 - 693.8 MHz
S4-10: 630 - 693.8 MHz
U1/5: 823.2 - 831.8 MHz & 863.2 - 864.8 MHz
V3-4: 925.2 - 937.3 MHz
V5-7: 941.700- 951.800 & 953.050 - 956.050 & 956.650-959.650 MHz
Y1-3: 1785.2 - 1799.8 MHz
Bluetooth Low Energy (BLE) frequency range
2405 - 2480 MHz
Audio frequency response
20 Hz - 20 kHz (-3 dB) @ 3 dBfs
THD, total harmonic distortion
-60 dB for 1 kHz @ -3 dBfs input level
Dynamic range
134 dB
System Latency
1.9 ms
RF technology
Intelligent Switching Diversity
Operating temperature
-10 Degrees C - +55 Degrees C (14 Degrees F - 131 Degrees F)
Operating relative humidity
5 - 95 % (non-condensing)
EW-DX SKM (Handheld Transmitter)
Input voltage
2.0 - 4.35 V
Input Current
300 mA
Power supply
2 AA batteries 1.5 V (alkaline manganese) or BA 70 rechargeable battery pack
Occupied bandwidth
200 kHz
Transmit power (radiated)
Audio link: 10 mW ERP
(Range Y1-3): 12 mW ERP
LD mode: 10 mw ERP
BLE: max. 10 mW EIRP
Dimensions
50 x 268 mm (incl. MMD 835 microphone module) 40 x 200 mm (without microphone module)
Weight w/o batteries
approx. 304 g (incl. MMD 835 microphone module) approx. 195 g (without microphone module)
What's in the Box
EW-DX SKM handheld transmitter
MZQ 1 microphone clamp
2 Batteries (AA)