Sound - IEMs

Sennheiser EK IEM G4-GB Bodypack Receiver for EW IEM Inc IE4 Earphones CH38

Sennheiser EK IEM G4-GB Bodypack Receiver for EW IEM Inc IE4 Earphones CH38 General Modulation: Wideband FM Frequency ranges A1: 470 - 516 MHz A: 516 - 558 MHz AS: 520 - 558 MHz G: 566 - 608 MHz GB: 606 - 648 MHz B: 626 - 668 MHz C: 734 - 776 MHz D: 780 - 822 MHz E: 823 - 865 MHz Receiving frequencies: Max. 1680 frequencies, adjustable in 25 kHz steps 20 frequency banks, each with up to 16 factory-preset channels, no intermodulation 6 frequency banks with up to 16 programmable channels Switching bandwidth: up to 42 MHz Nominal/peak deviation: ±24 kHz / ±48 kHz Receiver principle: Adaptive diversity Sensitivity (with HDX, peak deviation): < 4 μV, typ. 1.6 μV for 52 dBA rms S/N Adjacent channel selection: Typically ≥ 65 dB Intermodulation attenuation: Typically ≥ 70 dB Blocking: ≥ 80 dB Squelch: 5 to 25 dBμV, adjustable in steps of 2 dB Pilot tone squelch: Can be switched off Compander system: Sennheiser HDX Signal-to-noise ratio (1 mV, peak deviation): approx. 90 dBA Total harmonic distortion (THD): ≤ 0.9 % Output power at 2.4 V, 5 % THD, nominal deviation: 2 x 100 mW at 32 Ω High Boost: +8 dB at 80 kHz Limiter: –18 dB to –6 dB, adjustable in steps of 6 dB, can be switched off Temperature range: -10 °C to +55 °C Power supply: 2 AA batteries, 1.5 V or BA 2015 accupack Nominal voltage: 3 V battery / 2.4 V rechargeable battery Current consumption: at nominal voltage: approx. 140 mA with transmitter switched off: ≤ 25 μA Operating time: approx. 4 to 6 hours (depending on volume level) Physical & Dimensions Height: 82mm Width: 64mm Depth: 24mm Weight: 125g