Instruction d'utilisation AKG Acoustics CS1

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CS 1
Conference System
Description
The AKG Model CS 1 is an extremely flexible and
sophisticated gating-type conference system for
accommodating large numbers of participants. Its various
modes of operation provide for flexibility and discussion
continuity during the most complex formal and political
meetings.
A single CS BU 1 base unit will handle 100 user
microphone units in four series-wired groups of 25 units
each. One or more Model CS EU 1 extension units may be
used, each providing an

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Figure 1 Figure 2 CS BU 1 CS BU 1 1 1 2 2 3 3 25 26 51 - - 50 75 25 CS EU 1 26 51 76 - - - 50 75 100 100 Additional user stations (for a total of 175) Specifications: CS BU 1 Base Unit: CS CU/CS DU User Stations: Frequency response: 20–20,000 Hz Pre-Amplifier Frequency Response: 20–15,000 Hz Signal-to-noise ratio: > 70 dB THD: < 0.1% Audio Inputs Signal-to-noise ratio: > 106 dB Discussion (Summed): +16 dB Microphone (CK 31) Line: -10 to +6 dB Sensitivity: 20 mV/Pa 34 dBV Tape: -20 to +6 dB Polar

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Architects and Engineers Specifications The conference system shall provide a maximum of 400 user The base control unit shall have inputs for external line level microphone stations, each with its own nearfield loudspeaker stereo program as well as for additional microphone sources. The which mutes when that microphone is actuated. Each station shall base control unit shall have line level outputs for stereo recording provide the following functions: microphone sensitivity adjustment, and for di