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64
Specifications
RF characteristics
Modulation
wideband FM
Frequency ranges
518–554, 626–662,
740–776, 786–822,
830–866 MHz
Receiving frequencies
8 channel banks with up
to 20 factory-preset
channels each
1 channel bank with up to
20 freely selectable
channels (1440
frequencies, tunable in
steps of 25 kHz)
Switching bandwidth
36 MHz
Nominal/peak deviation
±24 kHz / ±48 kHz
Frequency stability
≤
±15 ppm
Receiver principle
non diversity
Sensitivity
(with
HDX
, peak deviation)
<
2.5 µV at 52 dBA
rms
S/N
Adjacent channel rejection
≥
70 dB
Intermodulation attenuation
≥
70 dB
Blocking
≥
80 dB
Squelch
4 steps:
OFF
LO: 5 dBµV
MID: 15 dBµV
HI: 25 dBµV
AF characteristics
Noise reduction system
Sennheiser
HDX
AF frequency response
40–18,000 Hz
S/N ratio (at 1 mV and peak
deviation)
≥
115 dB(A)
THD (at nominal deviation and
1 kHz)
≤
0.9 %
AF output voltage
(at peak deviation 1 kHz
AF
)
3.5 mm jack socket,
balanced: +17 dB
u
Overall unit
Temperature range
–10 °C to +55 °C
Power supply
2 AA size batteries, 1.5 V
Power consumption
approx. 150 mA
Power consumption with
switched-off receiver
≤
250 µA
Operating time
(with batteries)
8–12 hours (depending
on volume)
Operating time (with
BA 2015 accupack)
8–12 hours (depending
on volume)
Dimensions [mm]
82 x 64 x 24
Weight (incl. batteries)
approx. 158 g
ew_500_EK.book Seite 64 Dienstag, 4. November 2003 11:05 11