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3. Technical Features
According to DIN EN 60849 the PADES®2000 Digital-Fire-Brigade-Selective-Remote-
Microphone-Unit DAM-2570 A is a monitored fire-brigade-remote-microphone with the possi-
bility of room- and group-calls using up to ten programmable memory keys. The remote-
microphone-unit allows the connection and operation with a digital PADES®2000-system. The
remote-microphone is attached in red, solid steel panel housing with an integrated, replaceable
inspection glass. The housing could be locked with a standard half-cylinder format lock. The
lock is interchangeable in order to meet requirements of the local fire brigade. The integrated
Digital-Fire-Brigade-Handheld-Microphone DAM-2540 A features a push-to-talk button, helix
cable and a high effective magnetic holder. The remote microphone is normative completely
monitored, on one hand the signal path including the microphone cartridge on the other the
push-to-talk button and the connection cable.
The standard design requires a Digital-Fire-Brigade-Microphone-Connection-Board DAM-
2542 A to enable passive monitoring by PADES®2000-system.
As an option you can use Digital-Fire-Brigade-Microphone-Signal-Connection-Board DAM-
2541 A with a digital interface for normative monitoring and in addition
Digital audio-bus control for noiseless synchronisation.
Integrated noiseless microphone pre-amplifier.
Integrated dynamic-processor to improve speech-quality in case of alarm with compen-
sation of volume-variation and suppression of over-modulation.
Integrated noise-gate to open the signal-path not before the user begin to speak.
Integrated hidden attached volume control.
Integrated hidden attached active 3-band tone control.
Optional A.F.-output-transformer DAM-2580 A for balanced, galvanic separated con-
nection to active signal path in PADES® 2000-system with highest noise immunity and to
eliminate hum and static noise even on a long transmission path.
Digital-Fire-Brigade-Microphone-Selective-Call-Board DAM-2545 A (optional) offers fur-
thermore as a digital interface:
Ten programmable memory keys for room- and group-call.
Illuminated and custom-labelled keys for precise assignment.
Note: The actual application, functionality and programming is adapted to building conditions
and equipped individually on consumer’s request.