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1. INTRODUCTION ................................................................................1
2. WHY ACTIVE? ...................................................................................1
3. POSITIONING ...................................................................................2
4. HOOKUP DIAGRAMS .......................................................................3
5. PANEL DESCRIPTION ........................................................................4
6. RIGGING ..........................................................................................5
7. FREQUENCY RESPONSE DIAGRAM ....................................................5
8. TECHNICAL SPECIFICATION................................................................6
9. WARRANTY ......................................................................................7

1. INTRODUCTION

Thank you for your purchasing of the PS4/PS5 LITEPACK, 2-way active sound
reinforcement speaker enclosures. It is just one of the many Alto products
that a talented, multinational Team of Audio Engineers and Musicians have
developed with their great passion for music. Your PS4/PS5 LITEPACK is
capable of enormous sound pressure level and it has been created to give you
a performance that is better than any loudspeaker in this range thanks to the
quality of its transducers, built-in amplifier and digital processor. We design
all our transducers and cabinets in Emilia-Romagna of Italy, a lowland famous
for music and fast cars. In fact, Lamborghini, Maserati and Ferrari are made
just a few miles away from our design centers. The same area has a long
tradition in designing and manufacturing some of the world's best professional
transducer and plastic moldings.
Enjoy your PS4/PS5 LITEPACK and make sure to read this Manual carefully
before operation!

There are several advantages in the active design for a speaker enclosure.

1. The built-in crossover is active and its components require low power since

they operate on line-level signals. Unlike passive crossovers, active designs
don' t waste power since they are not made by large capacitors, coils and
resistors.

2. The built-in amplifiers are specifically designed for the impedance of the

built-in speakers.

3. The full-range signal at the input is crossovered before it reaches the

amplifier. In this way, each amplifier only receive the frequency range
selected for its driver.

4. In passive configurations, long speakers cable cause electrical resistance

and compromise the amplifier's damping factor. In the active design the
wires length in between amplifier and transducer in minimal. In this way,
all the power of the amplifier is directly transferred to the transducer
without any loss produced by long speaker cables.

5. Because of the active circuits it is possible to include flexible tools such

as microphone preamplifiers.

2. WHY ACTIVE?

IN THIS MANUAL:

Содержание PS4

Страница 1: ...ACTIVE MODELS SPEAKER ENCLOSURE PS4 5 LITEPACK OWNER S MANUAL www altoproaudio com Version 1 1 SEPTEMBER 2007 LTO R English ...

Страница 2: ...es that may be sufficient to constitute the risk of electric shock or death This symbol wherever used alerts you to important operating and maintenance instructions Please read Protective Ground Terminal AC mains Alternating Current Hazardous Live Terminal ON Denotes the product is turned on OFF Denotes the product is turned off The apparatus shall be connected to a mains socket outlet with a prot...

Страница 3: ...rld s best professional transducer and plastic moldings Enjoy your PS4 PS5 LITEPACK and make sure to read this Manual carefully before operation There are several advantages in the active design for a speaker enclosure 1 The built in crossover is active and its components require low power since they operate on line level signals Unlike passive crossovers active designs don t waste power since the...

Страница 4: ...O of your active speaker cabinet with Stereo Jack or XLR 2 Connect the power cord to mains 3 Turn on your mixer first then the active speaker cabinets 4 Turn up the volume control of the active speaker cabinets 5 Use PFL function to get the proper input level for the mixer and adjust the main mix level control to manipulate the output level 6 After using turn off your active speaker cabinets first...

Страница 5: ...Z CLUB SUB DRUM KICK ARENA SUB LOUDNESS ROCK ROLL SUB ACOUSTIC ANTIRUMBLE CONCERT HALL FLAT PUSH 1 3 2 NEW TIDE LINE IN MAIN OUT LEFT LINK TO NEXT SPEAKER LINK TO NEXT SPEAKER LINE IN LINK LINE IN MAIN OUT RIGHT LINK MIXER Use only with a 250V fuse SIGNAL LIMIT SHIELD TO REDUCE THE RISK OF FIRE OR ELECTRIC SHOCK DO NOT EXPOSE THIS PRODUCT TO RAIN OR MOISTURE WARNING POWER BAL LINK INPUT VOLUME 220...

Страница 6: ...OR ELECTRIC SHOCK DO NOT EXPOSE THIS PRODUCT TO RAIN OR MOISTURE WARNING POWER BAL LINK INPUT VOLUME 220 240V 50 60Hz LTO R PS4 LITEPACK POWER MODEL SERIAL MIN MAX VIRTUAL SUB STAGE MONITOR JAZZ CLUB CONCERT HALL SUB DISCO VOCAL ROCK ROLL JAZZ CLUB SUB DRUM KICK ARENA SUB LOUDNESS ROCK ROLL SUB ACOUSTIC ANTIRUMBLE CONCERT HALL FLAT PUSH 1 3 2 NEW TIDE HOOK UP Two subwoofers and Two satellite speak...

Страница 7: ...st 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 Suspension Point Eyebolt Dust Cover PS5 LITEPACK PS4 LITEPACK 110 100 90 80 70 20 50 100 500 200 1k 2k 5k 10k 20k d B S P L 110 100 90 80 70 d B S P L Hz 20 50 100 500 200 1k 2k 5k 10k 20k Hz ...

Страница 8: ...Presets Line Volume Clipping LED Indicator Ground Switch 660 x 396 x 384 mm 38 8 lbs 17 6 kg Active System Type Low Output Power High Output Power Max SPL 1mt Frequency Response Protection Low High Input Impedance Input Sensitivity Low Frequency Device High Frequency Device Coverage H x V Connectors External Control Dimensions H x W x D Net Weight lbs kg Cabinet Model Item PS4 LITEPACK Model Item ...

Страница 9: ... have completed the Warranty Registration Card in time 3 2 The warranty service is only available to the original consumer who purchased this product directly from the retail dealer and it can not be transferred 3 3 During the warranty service may repair or replace this product at its own option at no charge to you for parts or for labor in accordance with the right side of this limited warranty 3...

Страница 10: ...hotocopy translation or reproduction of part of this manual without written permission is forbidden Copyright 2007 Seikaku Group SEIKAKU TECHNICAL GROUP LIMITED NO 1 Lane 17 Sec 2 Han Shi West Road Taichung 40151 Taiwan http www altoproaudio com Tel 886 4 22313737 email alto altoproaudio com Fax 886 4 22346757 ...

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