SK 100 G4 bodypack transmitter

RF characteristics

Modulation Wideband FM
Frequency ranges A1: 470 - 516 MHz

A: 516 - 558 MHz

A10: 516 - 558 MHz

AS: 520 - 558 MHz

G: 566 - 608 MHz

GB: 606 - 648 MHz

B: 626 - 668 MHz

B10: 626 - 668 MHz

C: 734 - 776 MHz

C-TH: 748.2 - 757.8 MHz

D: 780 - 822 MHz

JB: 806 - 810 MHz

E: 823 - 865 MHz

K+: 925 - 937,5 MHz

1G8: 1785 - 1800 MHz

Transmission frequencies 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

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

AF characteristics

Compander system Sennheiser HDX
AF frequency response Microphone: 80 - 18.000 Hz

Line: 25 - 18.000 Hz

Signal-to-noise ratio (1 mV, peak deviation) ≥ 110 dBA
Total harmonic distortion (THD) ≤ 0,9 %
Input voltage 3 Veff
Input impedance 40 kΩ, unbalanced/1 MΩ
Input capacitance Switchable
Setting range for input sensitivity 60 dB, in 3 dB steps

Overall device

Temperature range -10 °C to +55 °C (14 °F to 131 °F)
Power supply 2 AA batteries, 1,5 V or BA 2015 accupack
Nominal voltage 3 V battery / 2.4 V rechargeable battery
Power consumption
  • at nominal voltage
  • with transmitter switched off

  • typ. 180 mA
  • ≤ 25 µA
Operating time typ. 8 h
Dimensions approx. 82 x 64 x 24 mm
Weight approx. 160 g