Operation Manual

11
ENGLISH
RCF S.p.A. would like to thank you for having purchased this product, which has
been designed to guarantee reliability and high performance.
UNPACKING AND INSTALLATION
We recommend you take a few minutes to read this manual to ensure the correct product installation
and become familiar with its features.
Please unpack the product carefully and keep the box and packing materials, which may be needed
when the product is moved or transported for servicing.
To prevent a system damage and ensure many years of high quality use, do not position this product
near radiators, in front of heating vents or in rooms that are excessively humid or dusty.
Connect the components as illustrated in the following pages.
DESCRIPTION
The AM 1122-N is a mixer amplifier expressly designed for paging and background music in all
public address audio systems; for example, in restaurants, shops, supermarkets, hotels, offices,
department stores and industrial systems.
MAIN FEATURES:
• 4 balanced audio inputs, with XLR connector and selectable microphone / line sensitivity.
• 1 unbalanced line input (no.5, AUX IN) with dual RCA connector.
• Switchable “Phantom” power supply (21 V dc) on inputs 1÷4.
• Audio input 1 priority (over the other inputs) with voice activation (VOX).
• Chime (activation by closing contact)
• 1 unbalanced line output (LINE OUT) with dual RCA connector.
• 1 preamplifier output (PRE OUT) with RCA connector.
• 1 direct input to the final amplifier power stages (AMP IN) with RCA connector.
• Constant impedance (4 Ω) and constant voltage (70-100 V) loudspeaker outputs.
•
AC power supply (from mains).
• DC power supply (24 V dc).
• 1 level control for each input.
• 2 tone controls (bass and treble).
• 1 master volume control.
• 5 LED indicators for output level.
AUDIO INPUT AND OUTPUT CONNECTIONS
+
-
+
+