Alto Professional PS 4L - Manual (Page 10)

8
8. TECHNICAL SPECIFICATION
Model Item
System type
Continuos Power
Peak Power Rating
Sensitivity at 1W, 1mt
Max SPL at 1mt
Frequency Response
Impedance
Crossover Frequency
Lower - Frequency
High - Frequency
High Frequency Protection
Dimensions H W D
Net Weight /
kg lbs
Gross Weight lbs/kg
Shipping Volume
Model Item
Powered System type
LOW Output Power
HIGH Output Power
Max SPL at 1m
Frequency Response
Impedance Low - High
Crossover Frequency
Protection Low - High
Low - Frequency
High - Frequency
Horn Coverage H V
Input Sensitivity
Input Impedance
Connectors
Plastic Reinforced Cabinet
Hardware Suspension
Amplifier Protections
External Control
Power Supply
Dimensions H W D
Net Weight / kg lbs
Gross Weight lbs/kg
Shipping Volume
PS 4L
PS 4LA
2 - way vented box
180 Watt AES Standard
360 Watt Peak
96dB SPL
119dB SPL
60Hz / 20kHz +/- 10dB
8 Ohm Nominal
2450Hz 12dB/Oct
12" / 318mm - 2" Voice Coil
1" Compression Driver -
1" Voice Coil
Electronic Dynamic Protection
(26" 15.6" 15.1") 660mm 396mm 384mm
17.1kg / 37.7lbs
19.82kg / 43.69lbs
4.83CFT
Bi-Amp. With analog processor
108W (RMS) / 141W (EIAJ)
45W (RMS) / 56.3W(EIAJ)
119dB SPL
55Hz / 20kHz +/- 10dB
Low 8 Ohm - High 8 Ohm
Complex EQ processor
Limiter / Compressor plus PTC
12" / 318mm - 2" voice coil
1"Compression Driver -
1" Voice Coil
Line + 4dB / 1.23V
30k Ohms Balanced -
15k Ohms Unbalanced
Input with Jack / Link with XLR
Trapezoidal & Monitor shape
SIX suspension points
Soft Start - Short Circuit -
DC voltage - Thermal Protection
Volume - Clip - Ground Switch
230Volt / 115Volt 50 /60Hz
660mm
396mm 384mm
(26" 15.6" 15.1")
22.05kg / 48.61lbs
4.83CFT
90 H 45 V
19.40kg / 42.81lbs