Sennheiser evolution wireless serie ew500 - Manual (Page 92)

89
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
16 switchable fixed frequency memories
Switching bandwidth 32 MHz
Nominal/peak deviation
±
24 kHz /
≤ ±
48 kHz
Frequency stability
≤ ±
15 ppm
AF characteristics
Noise reduction system Sennheiser HDX
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 500 approx. 3100 g
Carrying case with EK 500 approx. 2200 g
In compliance with ETS 300 422, ETS 300 445 (CE), FCC
Receiver
RF characteristics EM 500
ȊEK 500
Receiver principle true diversity
Ȋ
non-diversity
Sensitivity (with HDX , peak deviation) < 2.5
µ
V at 52 dB
Arms S/N
Squelch threshold 0–100
µ
V, adjustable
Antenna inputs 2 BNC sockets
Ȋ
M3 thread
Antenna length [mm] Telescopic antennas
Ȋ
518 – 550 MHz: 130
Ȋ
630 – 662 MHz: 110
Ȋ
740 – 772 MHz: 90
Ȋ
790 – 822 MHz: 90
Ȋ
838 – 870 MHz: 80
Antenna input impedance 50
Ω
AF characteristics
AF output voltage
at peak deviation 1 kHz
AF
AF OUT XLR-3 connector:
Ȋ
3.5 mm jack socket:
balanced: 10 dB
u
Ȋ
balanced: 10 dB
u
unbalanced: +4 dB
u
Ȋ
Level adjustment 0–40 dB
Ȋ
PHONES 1 /
4
” (6.35 mm) jack socket:
Ȋ
3.5 mm jack socket:
2 x
≥
100 mW at 32
Ω Ȋ
2 x
≥
100 mW at 32
Ω