NF01500(FLEX PLUS ALTO)......
Contents
1. 17 19 18 16 FUSE Holder Voltage Selector This is a dual voltage unit Before you attempt to connect and operate the unit please make sure that your local voltage matches the voltage on the fuse holder cover Caution The fuse protecting the AC supplies circuits of this unit The fuse can only be changed by a qualified technician in the event of a fault or changing the supply voltage If the fuse continues to blow after replacing discontinue use of this unit before repaired THIS IS SET FOR THIS IS SET FOR 110V AC TO 120V 220V AC TO 240V AC OPERATION AC OPERATION The fuse holder above the AC connector on the rear of the chassis has 3 triangular markers please refer to the above pictures with two of these triangles opposing each other your unit is set to the operating voltage printed next to these markers To change pull fuse holder out and rotate 180 then push in again 17 AC Inlet This connector is used to connect the supplied power cord Please don t plug power cord into this unit and AC power if voltage has not been correctly set 18 Audio In These connectors are used to input the signal source You can input the signal via the balanced 1 4 TRS phone jack or XLR connector 19 Audio Out These connectors are used to output the signal source You can output the signal via the balanced 1 4 TRS phone jack or XLR connector 4 INSTALLATION AND CONNECTION 4 1 Mains Connection FLEX plus is p2. to 6 Natural Sonic processor with VSP Variable Sound Processing Variable from 0 to 6 Variable from 1 to 8 kHz Variable from Enhancer to Exciter Variable from 0 to 6 Variable from O to 6 Switches the frequency of the bass processor between and ultra low Switches the bass sound from soft to tight Activates the noise reduction system Activates the relay controlled hard bypass Monitors the pure effect signal solo function Activates the surround processor 13 LED meter indicates the effect LED indicator for each function switch USA Canada 120V 60Hz U K Australia 240V 50Hz Europe 230V 50Hz General export model 100 120V 200 240V 50 60Hz 95 120V T 500mAL 210 240V T 315mAL Max 16 Watts Standard IEC receptacle 1 3 4 44 5mm x 19 482 6mm x 8 1 2 217mm Approx 2 2kg Approx 3 4kg 7 BLOCK DIAGRAM ALTALLSISNAS V NOLLICQV SSHDO dd ANNL SSVd NId S SHOVIANOHA NId SHOVIANOHA TTC LHOIL 5 tv s LHOLLAIHOS IOS ow 2 reo S LOY IOHS AV THa 08 lt LAd
3. 1 SLEEVE PIN 1 4 SLEEVE PIN 1 SLEEVE PIN 1 CHANNEL 2 CHANNEL 1 AUX Return AUX Return AUX Send AUX Send __ ITE LES 3 i agi i n 14 pari 6 TECHNICAL SPECIFICATIONS Connectors AUDIO INPUT Max Input Level Impedance CMRR Connectors AUDIO OUTPUT Max Output Level Impedance Bandwidth Frequency Response SYSTEM SPECIFICATIONS THD Crosstalk BASS PROCESSOR MULTI BAND PROCESSOR NR Sensitivity High Mix SURROUND SECTION Wenn Shift FUNCTION SWITCHES AND CONTROLS Auto NR In Out INDICATORS i Function switch Mains voltage POWER SUPPLY Fuse Power consumption Mains connection Dimensions H x W x D Net Weight PHYSICAL Shipping Weight XLR and 1 4 TRS RF filtered servo balanced input Balanced and Unbalanced 21 dBu unity gain Balanced 50kOhm Unbalanced 25kOhm typ 40dB gt 55dB 1kHz XLR and 1 4 5 Electronically servo balanced output stage optional transformer balanced Automatic level correction for unbalanced use Balanced and Unbalanced 21 dBu 20 dBm Balanced 60 Ohm Unbalanced 30 Ohm 20Hz to 20kHz 0 0 5dB 0 35Hz to 200kHz 0 gt 95dBu unweighted 22Hz to 22kHz 0 008 typ 4dBu 1kHz Gain 1 0 04 typ 20dBu 1kHz Gain 1 0 0196 typ SMPTE lt 100dB 22Hz to 22 kHz Dual Mode bass processor Variable from 0
4. NI CHO 10dlnO OTOS 5 pp E 5 men SSVdAH AJLIALLSISNHS NOLLIQGV SSHDO lId ANAL 55 NId S SHOVIANOHd NId S SHOVIANOHd ROLVALI OT LHOIL oc m at FY VA O LHOLLALJOS LAOS poy og LOT IOHS AV TAA 77 77 085 LONI IHO THO T E a T SSVdAH C I 8 WARRANTY 1 REGISTRATION CARD To obtain Warranty Service the should first fill out and return the enclosed Warranty Registration Card within 10 days of the Purchase Date All the information presented in this Warranty Registration Card gives the manufacturer a better understanding of the sales status so as to purport a more effective and efficient after sales warranty service Please fill out all the information carefully and genuinely miswriting or absence of this card will void your warranty service 2 RETURN NOTICE 2 1 In case of return for any warranty service please make sure that the product is well packed in its original shipping carton and it can protect your unit from any other extra damage 2 2 Please provide a copy of your sales receipt or other proof of purchase with the returned machine and give detail information about your return address and contact telephone number 2 3 A brief description of the defect will be appreciated 2 4 Please prepay all the costs in
5. ONTENTS TINTRODUC TION a FEATURE CIST t 4 S CONPROL ELEMENTS de SUERTE 4 3 1 The Front Panel 3 1 1 MULTIBAND PROCESSOR Section 3 1 2 BASS PROCESSOR Section 3 1 3 SURROUND PROCESSOR Section 3 2 The Rear Panel 4 INSTALLATION AND CONNECTION 0 0 cc ccc cc ccc cc ccccccccccccecececeaceccauacsceauaescsueaucesteauausteneanansneass 7 4 1 Mains Connection 4 2 Audio Connection 4 3 Rack Mounting SW HB eis E E 9 6 TECHNICAL SPESGIFIGATION pts a ea a ana 11 7 BLOCK DIAGRAM 12 S WARRANT gaw m 13 1 INTRODUCTION Thank you very much for expressing your confidence in ALTO products by purchasing our FLEX plus Sound cement Processor With the FLEX plus you have acquired a powerful Sound Enhancement Processor which is based on many years of experience and findings in processor technology and is used through the world in renowned studios The FLEX plus meets highest and non compromise requirements in terms of operation sound specifications and workmanship The FLEX plus is able to provide better stereo effect and increase the transparency and presence of sound It can precisely modify the bass contour for more lively and natural sound For more detailed information please r
6. R Section 4 SOLO Switch Engaging this switch is used to select the solo mode and the switch is turned into red It is used to mute the original signal from main mix signal 5 AUTO REDUCTION Switch Engage this switch to activate the auto reduction function which is used to reduce the undesired noise in the system If releasing the switch the auto reduction function will have no any effect on the unit then the FLEX plus works under the maximum effect and all EFFECT LEDs will light up 6 SENSITIVITY Control In order to achieve the proper effect you can rotate this control to adjust the sensitivity for input signal depending on the EFFECT LED display 7T EFFECT LED Display These LEDs will inform you the actually effect change and the amount of sound enhancement The first LED is always illuminated even at low level signals 8 TUNE Control Through adjusting this control to select the proper cutoff frequency for high pass filter or low cut filter which is used to reduce or eliminate the frequencies below the cutoff frequency within a range of 1kHz to 6kHz 9 PROCESS Control Through rotating this control to achieve an increase in apparent loudness in the high frequencies well There are two settings clockwise for enhancer setting counterclockwise for exciter setting The only difference is intensity of increasing between the two settings 10 HIGH MIX Control This control is used to adjust the amount of high freq
7. User s Manual FLEX plus SOUND ENHANCEMENT PROCESSOR A LTO www altoproaudio com Version 1 0 November 2003 English SAFETY RELATED SYMBOLS CAUTION RISK OF ELECTRIC SHOCK DO NOT OPEN This symbol wherever used alerts you to the pre sence of un insulated and dangerous voltages with in the product enclosure These are voltages that may be sufficient to constitute the risk of electric shock or death This symbol wherever used alerts you to impo rtant operating and maintenance instructions Please read AC mains Alternating Current Protective Ground Terminal 7 Hazardous Live Terminal ON Denotes the product is turned OFF Denotes the product is turned off WARNING Describes precautions that should be observed to prevent the possibility of death or injury to the user CAUTION Describes precautions that should be observed to prevent damage to the product WARNING Power Supply Ensure that the mains source voltage AC outlet matches the voltage rating of the product Failure to do so could result in damage to the product and possibly the user Unplug the product before electrical storms occur and when unused for long periods of time to reduce the risk of electric shock or fire External Connection Always use proper ready made insulated mains cabling power cord Failure to do so could result in shock death or fire If in doubt seek advice from a re
8. ead this manual carefully 2 FEATURE LIST Mountable in one standard unit 19 e lluminated power switch Automatically reducing unwanted noise the system Multi band processor for bass and high frequency transparency Bass processor compensates power loss in the bass with its selectable frequency phase shift and sub bass enhancement e Surround processor improves the intensity of the stereo effect and provides a more ambient and spatial music field e Balanced XLR and 1 4 TRS connectors available for inputs and outputs High quality components and rigid configuration for long life and full credibility Manufactured under 259000 VDAG6 1 certified management system 3 CONTROL ELEMENTS 3 1 The Front Panel FLEX plus SOUND ON ENHANCEMENT PROCESSOR F Your ALTO FLEX plus presents with surround processor and two identical channels and each channel is equipped with the multi band processor and bass processor which contains 5 push button switches 5 rotary controls and 17 LEDs 1 POWER Switch Turn the apparatus ON or OFF 2 BYPASS Switch Engaging this switch will bypass the corresponding channel the input signal will be routed to output directly It is used to compare quickly the processed and unprocessed signal 3 INPUT LEVEL Meter The meter informs you the input level with a range of 12dB to 12dB The CLIP LED will light up when the distortion occurs in the circuit 3 1 1 MULTIBAND PROCESSO
9. ecific rights and these rights are compatible with the state laws you may also have other statutory rights that may vary from state to state SEIKAKU TECHNICAL GROUP LIMITED No 1 Lane 17 Sec 2 Han Shi W Road Taichung 401 Taiwan http www altomobile com Tel 886 4 22313737 email info altomobile com Fax 886 4 22346757 All rights reserved to ALTO Mobile Due to continued development in response to customer feedback product features specifications and or internal external design may be changed without prior notice No photocopying translation or reproduction of any part of this user manual is allowed without prior written permission Copyright 6 2004 Seikaku Technical Group Limited NF01500 1 0
10. ed Tip 1 Ring 2 Sleeve 3 Tip 1 Ring 2 Sleeve 3 Tip 1 2 Sleeve 3 1 Centre 2 3 Screen Sleeve OO Sleeve lt Ring Ring Sleeve Sleeve Tip C O Sleeve Ring Sleeve Screen 1 1 2 2 3 3 you can use an insert cable Please see following drawing e 1 4 TRS insert Send Return Gnd Screen Ring Tip Sleeve In Line Processor AC INPUT 95 120 1210 240 60 50 2 Rated Power Consumption 16W 210 240V T315mAL 250VAC 95 120V T500mAL 250 REPLACE FUSE WITH CORRECT TYPE ONLY Apparaten skall anslutas till jordat uttag n r den ansluts till ett n tverk Effects Device AC INPUT 95 120V 210 240V 60 50Hz Rated Power Consumption 16W 210 240 T315mAL 250VAC 95 120V T500mAL 250VAC REPLACE FUSE WITH CORRECT TYPE ONLY Apparaten skall anslutas till jordat uttag n r den ansluts till ett n tverk TIP PIN 2 TIP PIN 2 TIP PIN 2 TIP PIN 2 RING PIN 3 RING PIN 3 RING PIN 3 RING PIN 3 zh SLEEVE PIN 1 zh SLEEVE PIN 1 SLEEVE PIN 1 rh SLEEVE PIN 1 OUTPUT CHANNEL 2 CHANNEL 1 Channel insert 2 4 M MOT EST TIP PIN 2 TIP PIN 2 TIP PIN 2 TIP PIN 2 RING PIN 3 RING PIN 3 RING PIN 3 RING PIN 3 zh SLEEVE PIN
11. gistered electrician Do Not Remove Any Covers Within the product are areas where high voltages may present To reduce the risk of electric shock do not remove any covers unless the AC mains power cord is removed Covers should be removed by qualified service personnel only No user serviceable parts inside e Fuse To prevent fire and damage to the product use only the recommended fuse type as indicated in this manual Do not short circuit the fuse holder Before replacing the fuse make sure that the product is OFF and disconnected from the AC outlet Protective Ground Before turning the product ON make sure that it is connected to Ground This is to prevent the risk of electric shock Never cut internal or external Ground wires Likewise never remove Ground wiring from the Protective Ground Terminal Operating Conditions Always install in accordance with the manufacturer s instructions To avoid the risk of electric shock and damage do not subject this product to any liquid rain or moisture Do not use this product when in close proximity to water Do not install this product near any direct heat source Do not block areas of ventilation Failure to do so could result in fire Keep product away from naked flames IMPORTANT SAFETY INSTRUCTIONS Read these instructions Follow all instructions Keep these instructions Do not discard Heed all warnings Only use attachments accessories specified by t
12. he manufacturer Power Cord and Plug Do not tamper with the power cord or plug These are designed for your safety Do not remove Ground connections If the plug does not fit your AC outlet seek advice from a qualified electrician Protect the power cord and plug from any physical stress to avoid risk of electric shock Do not place heavy objects on the power cord This could cause electric shock or fire Cleaning When required either blow off dust from the product or use a dry cloth Do not use any solvents such as Benzol or Alcohol For safety keep product clean and free from dust Servicing Refer all servicing to qualified service personnel only Do not perform any servicing other than those instruc tions contained within the User s Manual PREFACE Dear Customer Thanks for choosing FLEX plus Sound Enhancement Processor and thanks for choosing one of the results of ALTO AUDIO TEAM job and researches For our ALTO AUDIO TEAM music and sound are more than job are first of all passion and let us say our obsession We have been designing professional audio products for a long time in cooperation with some of the major brands in the world in the audio field The ALTO line presents unparalleled analogue and digital products made by Musicians for Musicians in our R amp D Centres in Italy Netherlands United Kingdom and Taiwan The core of our digital audio products is a sophisticated DSP Digital Sound Pr
13. ocessor and a large range of state of the art algorithms which have been developed by our Software Team for the last 7 years Because we are convinced you are the most important member of ALTO AUDIO TEAM and the one confirming the quality of our job we like to share with you our work and our dreams paying attention to your suggestions and your comments Following this idea we create our products and we will create the new ones From our side we guarantee you and we will guarantee you also in future the best quality the best fruits of our continuous researches and the best prices Our FLEX PLUS is the result of many hours of listening and tests involving common people area experts musicians and technicians The result of this effort is that you can acquire an extremely efficient and universal dynamics processor It contains several circuit designs which make the unit an ultimate dynamic processor multi band processor bass processor and surround processor which can produce a more lively transparent and natural sound signal Nothing else to add but that we would like to thank all the people that made the FLEX plus a reality available to our customers and thank our designers and all the ALTO staff people who make possible the realization of products containing our idea of music and sound and are ready to support you our customers in the best way conscious that you are our best richness Thank you very much ALTO AUDIO TEAM TABLE OF C
14. rovided with dual voltage plug You must check the power supply voltage available in your country before connecting the power cord in the wall outlet 4 2 Audio Connection The FLEX plus Sound Enhancement Processor is equipped with balanced XLR connectors as well as 1 4 phone jack and can be connected with other units in different ways to support a vast range of applications without experiencing a signal loss a Wiring Configuration Both types of connectors available on FLEX plus can be wired in balanced and unbalanced modes Please see following drawing for details For 1 4 Phone jack E Fa Ring Tip Ring Sleeve Sleeve TS Type Unbalanced TRS Type Balanced TRS Type Unbalanced For XLR connector Pin2 Pin3 Linked to Pin1 manually Jj XLR Type Unbalanced b In Line Connection Please see following drawing for details e Balanced TIP RING SLEEVE SLEEVE RING TIP 430 TIP RING SLEEVE Unbalanced HT RING SLEEVE HET RE 7 TL fme TIP SLEEVE HT SLEEVE SLEEVE TIP HT ep RING SLEEVE SLEEVE RING TIP a SLEEVE 438 1 I RING SLEEVE c Insert Points Connection In case you are using the main inserts of your mixing console and you have a single jack for SEND and RETURN XLR Type Balanc
15. uency signal for sound enhancement It covers a range from O to 6 3 1 2 BASS PROCESSOR Section INPUT LEVEL dB 12 12 0 12CLIP 0000 3 SHIFT 11 SHIFT Switch Through this switch to select the cutoff frequency for low pass filter or high cut filter between the LOW ULTRA LOW 12 LOW MIX Control This control is used to adjust the amount of low frequency signal for sound enhancement It covers a range of O to 6 13 MODE Switch This switch provides two effect modes for bass processor up for SOFT mode down for NORMAL mode In the SOFT mode the bass will go through gentle processing you will hear the bass with very warm and natural otherwise the bass will sound dry and coarse 3 1 3 SURROUND PROCESSOR Section 3 2 4 ON 1 5 0 6 SURROUND SURROUND PROCESSOR 14 15 14 SURROUND Switch Engaging this switch will activate the surround processor function which is used to make the cross talk between the CHANNEL 1 and CHANNEL 2 hence the function can be used only in linking with stereo program material If you don t want to add this effect to signal path please let the switch free 15 SURROUND Control Rotate this control to adjust the intensity of cross talk effect between the two channels within a range of 0 to 6 Clockwise for increasing the stereo effect otherwise for reducing the stereo effect 3 2 The Rear Panel 16 TIP PIN 2 lo Wo CHANNEL 2 CHANNEL 1
16. volved in the return shipping handling and insurance 3 TERMS AND CONDITIONS 3 1 ALTO warrants that this product will be free from any defects in materials and or workmanship for a period of 1 year from the purchase date if you 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 ALTO 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 4 This warranty does not apply to the damages to this product that occurred as the following conditions Instead of operating in accordance with the user s manual thoroughly any abuse or misuse of this product e Normal tear and wear The product has been altered or modified in any way e Damage which may have been caused either directly or indirectly by another product force etc Abnormal service or repairing by anyone other than the qualified personnel or technician And in such cases all the expenses will be charged to the buyer 3 5 In no event shall ALTO be liable for any incidental or consequential damages Some states do not allow the exclusion or limitation of incidental or consequential damages so the above exclusion or limitation may not apply to you 3 6 This warranty gives you the sp
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