Specifications
55
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 5)
Receiving frequencies
1,680 receiving frequencies,
tuneable in steps of 25 kHz
20 frequency banks, each with up to 32 factory-
preset channels, intermodulation-free
6 frequency banks, each with up to 32 user
programmable channels
Switching bandwidth
42 MHz
Nominal/peak deviation
±
24 kHz/
±
48 kHz
Receiver principle
true diversity
Sensitivity (with
HDX
, peak deviation)
<
2
μ
V for 52 dBA
rms S/N
Adjacent channel rejection
typ.
≥
75 dB
Intermodulation attenuation
typ.
≥
70 dB
Blocking
≥
75 dB
Squelch
Off, 5 to 25 dB
μ
V, adjustable in steps of 2 dB
Pilot tone squelch
can be switched off
Antenna inputs
2 BNC sockets
AF characteristics
Compander system
Sennheiser
HDX
EQ presets
Preset 1: “
Flat
”
Preset 2: “
Low Cut
”
–3 dB at 180 Hz
Preset 3: “
Low Cut/High boost
”
–3 dB at 180 Hz
+6 dB at 10 kHz
Preset 4: “
High Boost
”
+6 dB at 10 kHz
S/N ratio (1 mV, peak deviation)
≥
115 dBA
Содержание EM 500
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