The Nyquist Public Address Ampliers are DSPbased integrated mixer and power ampliers de-
signed for paging and public address applications.
They enable microphone and line-level source
inputs to be integrated into a Nyquist system. The
NQ-PA120 and
NQ-PA240 public
address ampliers
are each a half-rack
1RU high enclosure.
The NQ-PA-600
public address amplier is a half-rack 2RU high enclosure.
Each enclosure contains a Class D audio power
amplier, a universal switched-mode power supply,
an RJ45 network jack, a USB port, and pluggable
Phoenix style terminals for Mic/line inputs, and
loudspeaker and Line-Out connections.
Publication Number 740-00112B
WARNING: To reduce the risk of re or electric
shock, do not expose this apparatus to rain or moisture.
Avertissement: pour réduire le risque d’incendie ou
de choc électrique, ne pas exposer cet appareil sous
la pluie et l’humidité.
The apparatus shall not be exposed to dripping or
splashing and that no objects lled with liquids,
such as vases, shall be placed on apparatus.
L’appareil ne doit pas être exposé aux écoulements
ou aux éclaboussures et aucun objet ne contenant
de liquide, tel qu’un vase, ne doit être placé sur l’objet.
The mains plug is used as disconnect device. The
mains plug of apparatus should not be obstructed
OR should be easily accessed during intended use.
To be completely disconnect the power input, the
mains plug of apparatus shall be disconnected from
the mains.
La prise du secteur est utilisé pour déconnecter le
système. La prise du secteur ne doit pas être ob-
struée ou doit être facilement accessible pendant son
utilisation. Pour être complètement déconnecté de
l’alimentation d’entrée, la prise doit être débranchée
du secteur.
Minimum distances 10cm around the apparatus for
sufcient ventilation.
- 10cm distance minimale autour de l’appareil pour
une aération sufsante
The ventilation should not be impeded by covering
the ventilation openings with items, such as newspapers, table-cloths, curtains, etc.
- il convient que l’aération ne soit pas gênée par l’obstruction des ouvertures d’aéra
No naked ame sources, such as lighted candles,
should be placed on the apparatus.
- il convient de ne pas placer sur l’appareil de sourc-
es de ammes nues, telles que des bougies allumées
The use of apparatus in moderate climates.
- si l’appareil est destiné à être utilisé sous un climat
tempéré.
Always comply with the following basic safety precautions when installing and using the unit:
1. Read these instructions.
2. Keep these instructions.
3. Heed all warnings.
4. Follow all instructions.
5. Clean only with dry cloth.
6. DO NOT install near any heat sources such as
radiators, heat registers, stoves, or other apparatus (including ampliers) that produce heat.
7. DO NOT defeat the safety purpose of the polar-
ized or grounding-type plug.
A polarized plug has two blades with one wider
than the other. A grounding-type plug has two
blades and a third grounding prong. The wide
blade, or the third prong, are provided for your
safety. If the provided plug does not t into your
outlet, consult an electrician for replacement of
the obsolete outlet.