Sennheiser EW-100-G4-945-S-B

• 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 835, e 845, e 865, e 935, 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 synchronization 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

Technical Data

EM 100 G4

• Dimensions Approx. 190 x 212 x 43 mm 
• Compander Sennheiser HDX 
• THD, total harmonic distortion <= 0.9 % 
• Weight Approx. 980 g 
• Audio output 6.3 mm jack socket (unbalanced): +12 dBu 
• XLR socket (balanced): +18 dBu 
• Signal-to-noise ratio >=110 dBA 
• Switching bandwidth up to 42 MHz 
• Peak deviation +/-48 kHz 
• Nominal deviation +/-24 kHz 
• Modulation Wideband FM 
• Power supply 12 V DC 
• Antenna connector 2 BNC sockets 
• Current consumption 300 mA 
• Adjacent channel rejection Typically =>65 dB 
• Intermodulation attenuation Typically >= 65 dB 
• Receiving frequency Max. 1680 receiving frequencies, adjustable in 25 kHz steps 20 frequency banks, each with up to 12 factory-preset channels, no intermodulation 1 frequency bank with up to 12 programmable channels 
• RF sensitivity < 2.5 μV for 52 dBA eff S/N 
• Squelch low: 5 dBµV middle: 15 dBµV high: 25 dBμV 
• Equalizer Preset 1: Flat 
• Preset 2: Low Cut (-3 dB at 180 Hz) 
• Preset 3: Low Cut/High Boost (-3 dB at 180 Hz, +6 dB at 10 kHz) 
• Preset 4: High Boost (+6 dB at 10 kHz) 
• Temperature Range -10 °C to +55 °C 
• Receiver Principle True diversity 
• Blocking >=70 dB 

SKM 100 G4-S

• Dimensions Approx. O 50 x 265 mm 
• Compander Sennheiser HDX 
• THD, total harmonic distortion <= 0.9 % 
• Weight (incl.batteries) approx. 450 g 
• Signal-to-noise ratio >= 110 dBA 
• RF output power Max. 30 mW 
• Switching bandwidth up to 42 MHz 
• Peak deviation +/-48 kHz 
• Nominal deviation +/-24 kHz 
• Operating time Typically 8 h 
• Modulation Wideband FM 
• Power supply 2 AA batteries, 1.5 V or BA 2015 accupack 
• Current consumption at nominal voltage: typ. 180 mA 
• with transmitter switched off: 25 µA 
• Input impedance 40 kΩ 
• Max. Input voltage 3 Veff 
• Powering 3 V battery / 2.4 V rechargeable battery 
• Transmission frequency Max. 1680 transmitting frequencies, adjustable in 25 kHz steps 20 frequency banks, each with up to 12 factory-preset channels, no intermodulation 1 frequency bank with up to 12 programmable channels 
• AF frequency response 80 – 18,000 Hz 
• Temperature Range -10 °C to +55 °C 
• Frequency stability +/- 15 ppm 

MMD 945-1

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

What's in the box?

• EM 100 G4 true diversity receiver
• SKM 100 G4-S handheld transmitter
• MMD 945-1 microphone head (945-S variants only)
• GA 3 rackmount set
• MZQ 1 microphone clamp
• power supply
• 2 AA batteries
• 2 rod antennas
• RJ 10 cable