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Sennheiser EK 100 G4 WLess Receiver B 626-668 MHz

Sennheiser EC101131
Sennheiser EK 100 G4 WLess Receiver B 626-668 MHz
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The EK 100 G4 Wireless Receiver is an ultra-reliable camera mount receiver for daily use with evolution wireless G4 100 systems.

Effortlessly search for available frequencies with its automatic frequency-scan feature. Synchronize it to a transmitter with a quick push of a button.

An auto-lock function prevents accidental changing of settings, and an HDX compander ensures crystal-clear sound.

The LCD display has been updated with a high contrast, blue sync LED.

The included shoe-mount adapter allows you to mount the receiver on a camera for convenient portable use for up to 8 hours of battery operation to capture audio in live sound, broadcast, documentary, mobile journalism, film, business, and educational applications.


  • High-contrast LCD display
  • Dedicated escape button
  • Sturdy metal housing
  • Enhanced frequency bank system with up to 12 compatible frequencies
  • Adaptive-diversity for high-quality reception
  • Pilot tone squelch for eliminating RF interference when the transmitter is turned off
  • Automatic frequency scan feature searches for available frequencies
  • Enhanced AF frequency range
  • Wireless synchronization of transmitters via infrared interface
  • User-friendly menu operation with more control options
  • Auto-Lock function avoids accidental changing of settings
  • HDX compander for crystal-clear sound
  • Operates on 2 standard AA batteries
  • The receiver features battery indication in 4 steps
  • Wide range of accessories adapts the system to any requirement

What's In The Box?


  • EK 100 G4 camera receiver
  • 2 AA batteries
  • CA 2 camera adapter
  • CL 1 3.5 mm jack cable
  • CL 100 XLR to 3.5 mm jack adapter cable
  • Quick guide
  • Safety guide



Frequency range B: 626 - 668 MHz
Dimensions Approx. 82 x 64 x 24 mm
Compander Sennheiser HDX
THD, total harmonic distortion ≤ 0.9 %
Weight (incl. batteries) approx. 160 g
Audio output 3.5 mm jack socket: +12 dBu (mono, unbalanced)
Signal-to-noise ratio ≥ 110 dBA
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 receiver switched off: ≤ 25 µA
Adjacent channel rejection ≥ 65 dB
Intermodulation attenuation ≥ 65 dB
Powering 3 V battery / 2.4 V rechargeable battery
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 < 1.6 μV for 52 dBA eff S/N
Squelch low: 5 dBµV, middle: 15 dBµV, high: 25 dBμV
Temperature Range -10 °C to +55 °C
Receiver Principle Adaptive diversity
Blocking ≥ 70 dB
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