Sennheiser EM 550 G2 A Dual Receiver - High-Performance RF Transmission for Professionals
Only available as part of a complete wireless system.
• Dual Receiver in One Rack: The EM 550 G2 twin receiver combines two complete true diversity receivers in a single 19” rack housing, offering independent operation for enhanced flexibility.
• Daisy-Chain Capability: With an integrated antenna splitter, you can daisy-chain up to eight twin receivers, expanding your setup as needed.
• Reliable and User-Friendly: Combine with ew 500 G2 series transmitters for high-quality, state-of-the-art RF transmission systems. These components are highly reliable and easy to use.
Specifications:
- RF characteristics
- Modulation: wideband FM
- Frequency ranges: 518–554, 626–662, 740–776, 786–822, 830–866 MHz
- Receiving frequencies:
- 8 channel banks with up to 20 factory-preset channels each
- 1 channel bank with up to 20 freely selectable channels(1,440 frequencies, tunable in steps of 25 kHz)
- Switching bandwidth: 36 MHz
- Nominal/peak deviation: ± 24 kHz / ± 48 kHz
- Frequency stability: ¡Ü ± 15 ppm
- Receiver principle: true naversity
- Sensitivity (with HDX, peak deviation): typ. 1.5 ¦ÌV at 52 dBArms S/N ratio
- Adjacent channel rejection: ¡Ý 70 dB
- Intermodulation attenuation: ¡Ý 70 dB
- Blocking: ¡Ý 80 dB
- Squelch:
- 4 steps: Off
- Low: 5 dB¦ÌV
- Mid: 15 dB¦ÌV
- High: 25 dB¦ÌV
- Pilot tone squelch: can be switched off
- Antenna inputs: 2 BNC sockets (50 Ω)
- Cascading outputs:
- 2 BNC sockets (50 Ω)
- gain: 0 dB ±2 dB (related to antenna inputs)
- AF characteristics
- Noise reduction system: Sennheiser HDX
- EQ presets (switchable, effect the line and monitor outputs):
- Preset 1: ¡°Flat¡°
- AF frequency: response 40–18,000 Hz
- Preset 2: ¡°Low Cut¡°
- Cut: approx. - 3 dB at 200 Hz
- Preset 3: ¡°HiBoost¡°
- Boost: approx. + 6 dB at 10,000 Hz
- Preset 4: ¡°Low Cut & Hi Boost¡°
- Cut: approx. - 3 dB at 200 Hz
- Boost: approx. + 6 dB at 10,000 Hz
- S/N ratio (at 1 mV and peak deviation): ¡Ý 115 dB(A) (AF OUT)
- THD (at nominal deviation and 1 kHz): ¡Ü 0.9 %
- AF output voltage (at peak deviation 1 kHzAF): +18 dBu to –22 dBu, adjustable in steps of 2 dB(transformer balanced)
- AF outputs: 2 XLR-3M sockets
- Overall unit
- Temperature range: – 10 °C to + 55 °C
- Power supply: 100–240 V AC, 50/60 Hz
- Power consumption: max. 0.4 A
- Mains connector: 3-pin; protection class I
- Booster supply voltage: 11 V DC, cannot be switched off
- Max. booster current: ¡Ü 150 mA (limited per antenna socket)
- Power consumption: 40 VA
- Dimensions [mm]: 436 x 215 x 43
- Weight: approx. 3,500 g


The Sennheiser EM 550 G2 A Dual Receiver is designed for professionals in the field of wireless audio transmission. It's perfect for live events, broadcasts, and installations where high-quality RF transmission is crucial. With a temperature range of -10 °C to +55 °C, it can handle various environments. It has a power supply of 100–240 V AC, 50/60 Hz, and weighs approximately 3,500 g with dimensions of 436 x 215 x 43 mm. This receiver offers a range of features that make it a great choice for professional applications, including dual receiver operation, daisy-chain capabilities, and compatibility with ew 500 G2 series transmitters.