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The SR 2050 rack-mount twin transmitter is an in-ear monitoring system designed to meet the highest demands for audio quality and RF transmission and is therefore the first choice for professional touring, broadcast, musical and theater applications. Network-compatible and remotely controllable with the Wireless System Manager (WSM) software.
Rugged 19" all-metal housing with integrated power supply unit
Up to 3000 frequencies in up to 75 MHz switching bandwidth
20 fixed frequency banks with up to 32 compatible presets
6 banks each with up to 32 tunable channels
Frequency setting in 25 kHz steps
Switchable RF output power for versatile use
Enhanced audio frequency response in the bass range
Receivers can be configured from the transmitter menu
Can be synchronized with the receiver using infrared interface
Monitoring and control using Sennheiser WSM PC software
User-friendly menu interface with two-color backlit graphic display (red as a warning)
Pilot tone transmission for interference-free operation
Adjustable headphone connections
For universal application due to extensive range of accessories
ModulationWideband FM Stereo (MPX Pilot Tone)
Frequency BandAW+: 470 to 558 MHz
Number of RF Channels3250
20 x Frequency Banks, Each with up to 32 Factory-Preset Channels, No Intermodulation
6 x Frequency Banks with up to 32 Programmable Channels
Switching BandwidthAW+: 470 to 558 MHz
Nominal/Peak Deviation±24 kHz/±48 kHz
MPX Pilot ToneFrequency/Deviation: 19 kHz/±5 kHz
Frequency Stability±10 ppm
Antenna Output2 x BNC Sockets, 50 Ohms
Auto Channel SelectionYes
IR SyncYes
RF Output PowerLow: 10 mW
Standard: 30 mW
High: 50 mW
(At 50 Ohms, Switchable)
CompanderSennheiser HDX
Frequency Response25 Hz to 15 kHz
Audio Inputs2 x BAL AF IN L (I): Combo XLR-1/4" / 6.3 mm Electronically Balanced
2 x BAL AF IN R (II): Combo XLR-1/4" / 6.3 mm Electronically Balanced
Headphone Output: 1/4" / 6.3 mm
Input Level+22 dBu, Max
Audio Outputs2 x LOOP OUT BAL L (I): 1/4" / 6.3 mm Stereo Jacks
2 x LOOP OUT BAL R (II): 1/4" / 6.3 mm Stereo Jacks
Headphone Output>100 mW, at 32 Ohms
with Volume Knob
Ethernet2 x RJ-45 Ethernet Ports
DisplayBacklit LCD: Current Frequency, Frequency Bank and Channel Number, Metering of AF Level, Transmission Status, Transmission Power, Equalizer Setting, Input Sensitivity, Lock Status
Total Harmonic Distortion<0.9%
Signal-to-Noise Ratio>90 dB
Temperature Range14 to 131°F / 10 to +55°C
Power Supply100-240 VAC, Auto-Switching, Built-In
Current Consumption0.2 A
Material of ConstructionMetal
Dimensions8.54 x 19.02 x 1.69" / 217 x 483 x 43 mm, Approx