Sennheiser SK 500 G3, Инструкция по эксплуатации

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33
Specifications
Specifications
RF characteristics
Modulation wideband FM
Frequency ranges 516–558, 566–608,
626–668, 734–776,
780–822, 823–865 MHz
(A–E, G, see page 3)
Transmission frequencies 1,680 frequencies, tune-
able in steps of 25 kHz
20 frequency banks, each
with up to 32 factory-
preset channels
6 frequency banks, each
with up to 32 user
programmable channels
Switching bandwidth 42 MHz
Nominal/peak deviation ± 24 kHz/± 48 kHz
Frequency stability
≤
±15 ppm
RF output power at 50
Ω ,
switchable
typ. 10 mW (low)
typ. 30 mW (standard)
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)
≥
115 dBA
THD
≤
0.9%
Max. input voltage
microphone/line
3 V
rms
Input impedance
microphone/line
40 k
Ω ,
unbalanced/1 M
Ω
Input capacitance switchable
Adjustment range of input
sensitivity 60 dB, adjustable in 3-dB
steps
Overall device
Temperature range
−
10°C to +55°C
Power supply 2 AA size batteries, 1.5 V
or BA 2015 accupack
Nominal voltage 2.4 V
Current consumption:
at nominal voltage typ. 180 mA (30 mW)
with switched-off
transmitter
≤
25 μ A