Sennheiser EM 3731-II Stereo Receiver User Manual


 
The product family
6
The frequency bank system
The receivers are available in four UHF frequency ranges with up to
184 MHz switching bandwidth:
The receivers have seven frequency banks:
400 600 800 1000
470
638
Range L
776
960
Range P
614
798
Range N
606
790
Range N-GB
Channel Frequency bank
1 2 3 4 5 6 U
1 The receiving frequencies are factory-
preset (see enclosed frequency table)
and cannot be changed.
The receiving
frequencies can
be freely selected
within the switch-
ing bandwidth.
2
...
max. 60
CAUTION! Risk of reception interference!
If – within the receiver’s frequency range – transmitters
transmit on channels from different frequency banks, recep-
tion can be subject to interference and intermodulation. Only
the factory-preset frequencies within the frequency banks
1” to “6” are interference and intermodulation free.
̈ Set all transmitters of a multi-channel system to different
channels within the same frequency bank.
Optimized for maximum
transmission reliability
Additionally available channels in
Low Intermodulation mode