Specifications - Sennheiser EK 3253 Instructions For Use Manual

Wireless in-ear monitoring system
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Specifications

EK 3253 bodypack receiver
RF characteristics
Modulation
Frequency ranges
Receiving frequencies
Switching bandwidth
Nominal/peak deviation
Pilot tone
(frequency/deviation)
Frequency stability
Sensitivity
(with HDX, peak deviation)
Adjacent channel rejection
Intermodulation attenuation
Blocking
Squelch
AF characteristics
Noise reduction system
AF frequency response
Signal-to-noise ratio
(1 mV, peak deviation)
THD (at nom. deviation, 1 kHz)
Headphone output
FM stereo
518–554, 626–662,
740–776, 786–822,
830–866 MHz
1 channel bank with up to 16
factory-preset channels
1 channel bank with up to 16
freely selectable channels
(frequencies tunable in steps
of 5 kHz)
36 MHz
±24 kHz / ±48 kHz
19 kHz / ±5 kHz
±20 ppm (-10 to +55°C)
typ. 1.5 μV at 52 dBA
typ. 75 dB
typ. 75 dB
typ. 90 dB
4 steps: OFF
LO:
MID: 15 dBμV
HI:
Sennheiser
HDX
40–15,000 Hz
91 dB(A)
0.9 %
3.5 mm jack socket
rms
S/N
5 dBμV
25 dBμV
35

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