81
Technical data
System
RF characteristics
Modulation wideband FM
Frequency ranges 518 – 550, 630 – 662, 740 – 772, 790 – 822, 838 – 870 MHz
Transmission/receiving frequencies 1280, tunable in steps of 25 kHz
4 switchable channels
Switching bandwidth 32 MHz
Frequency stability ≤ ± 15 ppm
AF characteristics
Noise reduction system Sennheiser HDX
Nominal/peak deviation ± 24 kHz / ≤ ± 48 kHz
AF frequency response 60 – 18,000 Hz
Signal-to-noise ratio at 1 mV
RF
and peak deviation, HDx ≥ 110 dB(A)
THD at nom. deviation and 1 kHz ≤ 0.9 %
Overall device
Temperature range -10°C ... +55°C
Dimensions Carrying case [mm] 380 x 370 x 70
Weight Carrying case with EM 100 approx. 3100 g
Carrying case with EK 100 approx. 2200 g
In compliance with ETS 300 422, ETS 300 445 (CE), FCC
Receiver
RF characteristics EM 100 앚EK 100
Receiver principle true diversity 앚non-diversity
Sensitivity (with HDX, peak deviation) < 2.5 µV at 52 dB
Arms S/N
Squelch treshold 0–100 µV, adjustable
Antenna inputs 2 BNC sockets 앚M3 thread
Antenna length [mm] Telescopic antennas 앚518–550 MHz: 130
앚630–662 MHz: 110
앚740–772 MHz: 90
앚790–822 MHz: 90
앚838–870 MHz: 80
Antenna input impedance 50 Ω
AF characteristics
AF output voltage
at peak deviation 1 kHz
AF
AF OUT
1
/
4
” (6.3 mm) jack socket: 앚3.5 mm jack socket:
balanced: +10 dB
u
앚 unbalanced: +10 dB
u
unbalanced: +4 dB
u
앚
Level adjustment 0 – 40 dB
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