Sennheiser EW 100 G4 BASE SK-S-C-TH
Wireless receiver + bodypack transmitter (microphone not included)
Ideal for users who already own a compatible clip-on or instrument microphone.
Package Includes
EM 100 G4: Half-rack true diversity receiver
SK 100 G4: Bodypack transmitter
Antennas and power supply
“TH” version = A1 frequency range (470–516 MHz), optimized for use in Thailand
Materials:
Receiver and transmitter housings are made from high-grade aluminum, providing durability and strength
Equipped with a clear LCD display with backlight
Control buttons are ergonomically designed for ease of use in live or field environments
Key Features
True Diversity reception system to minimize dropouts and interference
Supports up to 1680 tunable frequencies within the UHF range
Fine frequency adjustment in 25 kHz steps
Transmission range up to 100 meters (line of sight)
Infrared sync between transmitter and receiver for quick setup
Up to 8 hours of battery life using 2x AA batteries (or optional rechargeable battery)
Compatible with lavalier, headset, or instrument microphones via locking 3.5 mm jack
EM 100 G4
Frequency range : 748.2 – 757.8 Mhz
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: FlatPreset 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
SK 100 G4
Dimensions Approx. 82 x 64 x 24 mm
Compander Sennheiser HDX
THD, total harmonic distortion ≤ 0.9 %
Weight (incl. batteries) approx. 160 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, unbalanced / 1 MΩ
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 Mic: 80 – 18,000, Hz Line: 25 – 18,000 Hz
Temperature Range -10 °C to +55 °C
Frequency stability ≤ ±15 ppm
