Robert Boschgmbh

Kees Nuijten

Martien Kas

Chen Tchang

Aldo Van Dijk

Guus Kleeven

Hatem Elayeb

A sound systemcomprising at least one monitoring device, a source deviceand a transmission medium, wherein the monitoring deviceis connected with the source devicevia the transmission medium, wherein the monitoring deviceis adapted to receive a monitoring signalsent by the source device, wherein the monitoring deviceis a passive device and adapted to send at least one harmonic of the monitoring signal back to the source device

Sound system, end of line device and end of branch device

Conference Systems are commonly used in meeting rooms or plenary halls to support the discussion of a plurality of participants. Such Conference Systems may comprise more than 50 or 100 microphone equipped delegate units, whereby each delegate unit can be assigned to a participant of the discussion. A delegate unitfor a Conference System is proposed, the delegate unit comprises a base body, a microphone stem bodycomprising a microphone headand a stem, whereby the microphone headis arranged on the stemand whereby the microphone stem bodyis arranged on the base body, whereby the microphone headhas a directional microphone characteristic.

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Bergen op Zoom, Netherlands

Kees Nuijten