Monitor headphone
Output level : -8 dBV/ +2 dBV (nominal/maximum)
Output impedance : 22 Ω
Output connection : stereo jack socket (mono output)
Allowed impedance : any impedance
Volume control : 50 dB attenuation range
Loudspeaker volume control
For delegate and chairman units : mute (50 dB att.) + 10 steps of 1.9 dB
Limiter threshold level
To unit loudspeaker/headphone : 10 dB above nominal level
Gain reduction due to NOM
(Number of Open Microphones) : √NOM +/- 1 dB
Auto microphone switch-off function
selectable on the Control and Power
Supply Unit : after approximately 30 sec. not speaking
(sound level below 64 dB SPL) the
microphone is automatically switched
off
System limits
Number of delegate/chairman units connected to CPSU
maximum in total : 50
maximum per trunk output : 25
Maximum trunk length using
CCS 800 standard cabling : 100 m (328 ft)
8.1.2 Combined Units
Delegate microphones with transmission links to delegate headphones and
auxiliary outputs.
General
Frequency response : 125 Hz - 12.5 kHz tolerances acc. to
IEC 914 standard
Total harmonic distortion
at overload
at nominal input level
(85 dB SPL) : < 0.5%
at max. input level
(110 dB SPL) : < 3%
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