Product Features
  • B Band (626 to 668 MHz)
  • 1680 Selectable Frequencies in UHF Range
  • Infrared Wireless Synchronisation
  • Up to 20 Compatible Channels
  • Up to 42 MHz Bandwidth
Our Price $459.00
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The SK 100 G4 Wireless Bodypack Transmitter from Sennheiser is the latest addition to their evolution family of wireless microphones. It features true diversity technology and can be used when paired with a companion receiver and microphone, as part of a wireless RF transmission system for live stage, theatre, presentation, and rehearsal applications.

The transmitter features 1680 frequencies tunable in 25 kHz steps with 20 fixed frequency banks and up to 12 compatible frequency presets. There is 1 user bank with up to 12 user programmable frequencies. The transmitter's menu-driven backlit display shows current frequency, frequency band and channel number, metering of AF level, transmission status, battery status, and more.

Furthermore, the transmitter is equipped with a mute switch and is powered by two 1.5V AA size batteries or by one Sennheiser BA 2015 rechargeable accupack. It is built with a rugged metal housing. The SK 100 G4 transmitter will operate about 8 hours and is equipped with a 1/8" line/mic input jack. With 25 Hz to 18 kHz AF frequency response, the SK 100 G4 is designed to deliver a natural audio quality.

Key Features

  • Robust bodypack transmitter for daily use on stage.
  • Easy and flexible wireless synchronisation between transmitter and receiver via infrared.
  • Fast frequency allocation for up to 12 receivers via updated 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 metres
  • High RF output power (up to 30 mW) depending on country regulations.
ModulationWideband FM
Frequency RangeB: (626 to 668 MHz)
Transmission FrequenciesMaximum 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
Switching BandwidthUp to 42 MHz
Nominal/Peak Deviation±24 kHz / ±48 kHz
Frequency Stability≤ ±15 ppm
RF Output PowerMaximum 30 mW at 50 Ohms
Pilot Tone SquelchCan be switched off
CompanderSennheiser HDX
AF Frequency ResponseMic: 80 Hz to 18 kHz
Line: 25 Hz to 18 kHz
Signal to Noise Ratio≥ 110 dBA (1 mV, peak deviation)
Total Harmonic Distortion (THD)≤ 0.9%
Maximum Input VoltageMicrophone/Line: 3 V eff
Input ImpedanceMicrophone/Line: 40 kOhms, unbalanced / 1 MOhms
Input CapacitanceSwitchable
Input Sensitivity Range60 dB, adjustable in 3 dB steps
Temperature Range14 to 131°F (-10 to 55°C)
Power Supply2 x AA batteries, 1.5 V or BA 2015 accupack
Nominal Voltage3 V battery / 2.4 V rechargeable battery
Current ConsumptionAt Nominal Voltage: Approximately 180 mA
With Transmitter Switched Off: ≤ 25 µA
Operating TimeTypically 8 hours
Dimensions (W x L x H)82 x 64 x 24 mm
Weight160 g
Sennheiser SK 100 G4 Wireless Bodypack Transmitter (B Band)
SK 100 G4-B
SK 100 G4-B
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