Nilfisk ALTO Portable Speaker PS 2 2A User Manual

User's Manual  
PS 2/2A  
R
Version 1.1 Septemper 2005  
English  
 
1. PS 2 PASSIVE SPEAKER CABINET QUICK START  
Power Amplifier  
2
2. PS 2A ACTIVE SPEAKER CABINET QUICK START  
Signal Cable  
Power Cord  
Power Cord  
Left  
Main Mix  
Output  
Right  
Main Mix  
Output  
Tripod  
Mount  
Tripod  
Mount  
Mixer  
3
3. SUSPENSION POINT  
The PS 2/2A speaker cabinet also provides the suspension  
points for fixed installation. How to use them?  
Eyebolt  
First, open the dust covers, and the next, mount the flying  
rings to the suspension points (M10 1.5PH LENGTH: 30mm).  
For further details, please refer to the right illustration.  
Dust Cover  
Suspension Point  
4. TECHNICAL SPECIFICATIONS  
Descriptions  
Descriptions  
PS 2  
PS 2A  
Powered System type  
LOW Output Power  
HIGH Output Power  
Max SPL at 1m  
Bi-Amp. with analog processor  
System type  
2 - way vented box  
120 Watt AES Standard  
240 Watt Peak  
Continuos Power  
Peak Power Rating  
Sensitivity at 1W, 1mt  
Max SPL at 1mt  
Frequency Response  
Impedance  
150W RMS Bridge Class AB  
50W RMS Class AB  
118dB SPL  
96dB SPL  
Frequency Response  
Impedance Low - High  
Crossover Frequency  
Protection Low - High  
Low - Frequency  
117dB SPL  
55Hz / 20kHz +/- 10dB  
Low 8Ohm - High 8Ohm  
60Hz / 20kHz +/- 10dB  
8 ohm Nominal  
Complex EQ processor  
Limiter / Compressor plus PTC  
Crossover Frequency  
Lower - Frequency  
High - Frequency  
2450Hz 12dB/Oct  
10" / 266mm - 1.5" Voice Coil  
1" Compression Driver -  
1" Voice Coil  
10" / 266mm - 1.5" voice coil  
High - Frequency  
1"Compression Driver -  
1" Voice Coil  
Horn Coverage H  
Input Sensitivity  
Input Impedance  
V
High Frequency Protection Electronic Dynamic Protection  
90 H 45 V  
595mm 320mm 334.5mm  
Dimensions H W D  
Line + 4dB / 1.23V  
(23.4" 12.6" 13.2")  
30kohms Balanced -  
15kohms Unbalanced  
Net Weight kg/lbs  
Gross Weight lbs/kg  
Shipping Volume  
9.27kg / 20.44lbs  
12.45kg / 27.45lbs  
3.68CFT  
Input with Jack / Link with XLR  
Trapezoidal & Monitor shape  
Seven suspension points  
Connectors  
Plastic Reinforced Cabinet  
Hardware Suspension  
Amplifier Protections  
The AES 2 - 1984 Standard specification by Audio Engineering  
Society, is representative and commonly used for the measure  
in Professional Sound Reinforcement.  
Soft Start - Short Circuit -  
DC voltage - Thermal Protection  
External Control  
Power Supply  
Volume - Clip - Ground Switch  
230Volt / 115Volt 50 /60Hz  
It is defined as the square of the RMS voltage generated with a  
pre-defined and band-passed Pink Noise Signal, applied con-  
tinuously for 2 hours, on the assembled speaker cabinet.  
Dimensions H W D  
595mm 320mm 334.5mm  
(23.4" 12.6" 13.2")  
In this way, the declared power of ALTO passive speaker cabinet,  
is comparable to the RMS voltage value, measured on the equiva-  
lent power amplifier for the same value of impedance.  
11.60kg / 25.57lbs  
14.78kg / 32.58lbs  
3.68CFT  
Net Weight kg/lbs  
Gross Weight lbs/kg  
Shipping Volume  
4
 
SEIKAKU TECHNICAL GROUP LIMITED  
No. 1, Lane 17, Sec. 2, Han Shi West Road, Taichung 40151, Taiwan  
email: [email protected] Fax: 886-4-22346757  
All rights reserved to ALTO. All features and content might be changed  
without prior notice. Any photocopy, translation, or reproduction of part of this  
c
manual without written permission is forbidden. Copyright  
2005 SEIKAKU GROUP  
NF01929-1.1  
 

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