SENNHEISER EW 100 G4-945-S

Features:

• Engineered for professional live sound:  Rugged all-in-one wireless system for singers and presenters
• State-of-the-art live sound featuring Sennheiser‘s renowned e 945 capsules on a lightweight aluminium transmitter with integrated mute switch
• True diversity half-rack receiver in a full-metal housing with intuitive LCD display for full control
• Easy and flexible wireless synchronisation between transmitter and receiver via infrared 
• Fast frequency allocation for up to 12 receivers via new linking functionality
• Up to 20 compatible channels 
• Up to 42 MHz bandwidth with 1680 selectable frequencies, fully tunable in a stable UHF range
• Transmission Range: up to 100 meters / 300 feet
• High RF output power (up to 30 mW) depending on country regulations

EM 100 G4 - General

• Modulation: Wideband FM
• Frequency ranges
• Receiving frequencies
• Switching bandwidth: up to 42 MHz
• Nominal/peak deviation: ±24 kHz / ±48 kHz
• Receiver principle: True diversity 
• Sensitivity (with HDX, peak deviation): < 2.5 μV for 52 dBA eff S/N
• Adjacent channel selection: Typically ≥ 65 dB
• Intermodulation attenuation: Typically ≥ 65 dB
• Blocking: ≥ 70 dB
• Squelch
• Pilot tone squelch: Can be switched off 
• Antenna inputs: 2 BNC sockets
• Compander system: Sennheiser HDX 
• EQ presets (switchable, act on line and monitor outputs)
• Signal-to-noise ratio (1 mV, peak deviation): ≥ 110 dBA
• Total harmonic distortion (THD): ≤ 0.9 %
• AF output voltage (at peak deviation, 1 kHz AF)
• 6.3 mm jack socket (unbalanced): +12 dBu
• XLR socket (balanced): +18 dBu 
• Setting range “AF Out”: 48 dB (3 dB steps)
• Temperature range -10 °C to +55 °C 
• Power supply 12 V DC 
• Current consumption 300 mA 

EM 100 G4 - Physical & Dimensions

• Height: 43mmm
• Width: 212mm
• Depth: 190mm
• Weight: 980g

SKM 100 G4-S - General

• Modulation: Wideband FM 
• Frequency ranges
• Transmission frequencies
• Switching bandwidth: up to 42 MHz 
• Nominal/peak deviation: ±24 kHz / ±48 kHz 
• Frequency stability: ≤ ±15 ppm
• RF output power at 50 Ω: Max. 30 mW
• Pilot tone squelch: Can be switched off
• Compander system: Sennheiser HDX 
• AF frequency response: 80 – 18,000 Hz
• Signal-to-noise ratio (1 mV, peak deviation): ≥ 110 dBA
• Total harmonic distortion (THD): ≤ 0.9 %
• Max. input voltage: 3 Veff
• Input impedance: 40 kΩ
• Input capacitance: Switchable 
• Setting range for input sensitivity: 48 dB, adjustable in 6 dB steps
• Temperature range: -10 °C to +55 °C 
• Power supply: 2 AA batteries, 1.5 V or BA 2015 accupack
• Nominal voltage: 3 V battery / 2.4 V rechargeable battery
• Current consumption: at nominal voltage: typ. 180 mA with transmitter switched off: ≤ 25 μA 
• Operating time: Typically 8 h 

SKM 100 G4-S - Physical & Dimensions

• Dimensions Approx. Ø 50 x 265 mm
• Weight: 450g

MMD 945 - General

• Transducer principle: dynamic
• Sensitivity: 1.8 mV/Pa
• Sound pressure level: 154 dB SPL
• Pick-up pattern: supercardioid