Infrasonic BLOW5 User's Manual
Contents
1. 1 L b d Input Source THRU COAX lt Current unit gt lt Another unit gt lt Connecting of Digital AES EBU and S PDIF cable gt BLOW5 BLOW5D User s Manual D SPECIFICATIONS 5 1 BLOW5 Svstem Enclosure Two way bi amplified reference monitor bass reflex type Free field frequency Response 58Hz 20kHz 1 5 dB Free field cutoff response 50Hz 22kHz 3 0dB Enclosure Resonant Frequency vent tuning 62Hz Measured Maximum Continuous 105dB SPL 1m Harmonic distortion at 90 dB SPL 1 m on axis 0 5 under Low frequency driver Diaphragm Type Polymer coated paper fiber cone type Diameter 5 1 4 133 mm Voice Coil 1 0 25 mm Magnet Type Ferrite magnet with magnetically shielded Impedance 8 ohms High Frequency Driver Diaphragm Type Natural Silk Dome with Waveguide Diameter 0 75 19mm diaphragm Magnet Type Ferrite magnet with magnetically shielded Impedance 8 ohms Low Frequency Vent Type Front ported Slotted aperture Internal cabinet volume 7 2 liters Enclosure Construction 15mm 5 8 Vinyl laminated M D F Dimensions 190 mmW x 300 mmH x 266 mmD Weight 6 5 kg Amplifier Crossover Power amplifier topology Class A B Full discrete power device amplifier with Servo loop DC Over load and Over current protection Supply monitoring protection with Mute control Output power rating 50watt2. Input Sensitivity Control There are many types of devices to connect to the BLOWS The unit can be set to correspond with the varying impedances of third party devices You can set the sensitivity to match with various kinds of input sources A visible scale dB mark on the sensitivity control assists users in the correct setting Follow diagram shows input level scales Sound pressure level of output is 100dB Semi pro 10dBv Devices Consumer or Mobile Devices Professional 4dBu Devices High Frequency Tilt Control This switch adapts the BLOWS s frequency response to the dampening characteristics of the control room It tailors the overall high frequency response by beginning at 1 0 kHz 2 dB at about 10 kHz You can use this switch to adjust brightness of your speakers It depends on room conditions and the distance of speakers from the user The following graph shows how the treble tilt affects the response of speakers 30 50 100 200 300 500 1K 2K 3K 5K 10K 20K Frequency Hz Response dB BLOW5 BLOW5D User s Manual EM INFRAS ON EEE Room Compensation Control If you ve placed speakers close to the wall or in a corner you ll be hearing too much loud low frequency level In the case of some studios there is bass trap for reducing the low frequency level The Room Compensation Control allows you to lower the bass Response dg ran
3. 912 Connector XLR input AES EBU IEC60958 RCA input S PDIF EIAJ CP1201 RCA thru output Sample Rates 192kHz 176 4kHz 96k Hz 88 2 kHz 48 kHz 44 1 kHz 32 kHz Tolerance 3 Word Length 16 24 Bit Digital Analog Converter 24 bit 192kHz Multi bit delta sigma with 8xdigital filter u Total Harmonic distortion Noise 0 0005 1kHz 3dBFS Dynamic range 123dB A weighted 1kHz 60dBFS a User interface Input source selector AES EBU Coaxial Channel selection Left Right Status indicator LED Digital Extension Board Digital Audio Receiver DA Converter 24 bit 182kHz 24 bit T92kHz 123dB Low pass AES EBU IN Coaxial Pj Tett len v Commis rLB ADE Direc in n P HE amu m wh Input Selectes i Microcontroller Status SR r E indicator Channel Select BLOW5 BLOW5D User s Manual 6 END USERS WARRANTY Trademarks INFRASONIC BLOW5 and BLOW5D are registered trademarks of SIMS Corp End User Warranty SIMS Corp warrants this product under normal use to be free of defects in materials and workmanship for a period of One 1 year from date of purchase so long as the product is owned by the original purchaser with proof of purchase from an authorized SIMS Corp dealer This warranty explicitly excludes power supplies and included cables which may become defective as a result of normal wear and tear In the event that SIMS Corp receives from an original purchaser a
4. BLOW5 BLOW5D User s Manual 7 Cut off Low Frequency Control 7 s You can select the cut off to reduce the KS level of low frequency for a subwoofer system There are 3 selections Flat 80Hz and 100Hz 2 3 DA 912 INCLUDED IN BLOW5D Piek iia Digital Module DA Sil f 3 Cy i ey JA mj E m AES EBU Source COAX T Channel l 3 2 6 5 1 AES EBU Digital Input Connector 2 S PDIF Coaxial I nput Connector XLR for AES EBU and RCA for S PDIF coaxial digital input connector 24 bit 192kHz Note DO NOT try to use Coaxial input for analog audio signals 3 Source Select Control Switch l I Source Vou can select the tvpe of input between AES EBU XLR and S PDIF Coaxial 4 Digital Thru out Connector Connect from the one speaker unit to the other through a RCA cable 5 Channel Select Control Switch Loft f Right n You can select the playback channel according to the position of each unit in stereo Channel 6 Status indicator LED BLOW5 BLOW5D User s Manual INF FRASONIC mm 3 INSTALLATION 3 1 POSITIONING SPEAKERS IMPORTANT NOTES u Be careful not to grab or touch the speakers when in use Damage may occur Do not put anything on the unit When the speaker is in operation The heat sink in the rear side will be hot Take care not to touch it he heat sink which is behind of unit is sharp You can be harmed with it Be careful to handle it Positioning monitor spe
5. owners BLOWS is the true advanced solution for near field studio monitoring in its class l M in Features cscri 3 L BLOW 4 1 2 DA 912 included in BLOWBD eeeeeenennnemnnemnne mener nnne nnne nnne rni 4 2 PANEL DESCRIPTIONS kariki ika Rd adiu dac eR HERE dc RH EAR E 5 ZI OME UW T i A A seeseeeae 5 DPA DIMUIM 6 2 9 DA 912 Inellided Ti BEOW 5D usc sebcexii ed Y RA Pos Cod Da T Rd Ea RE EIFE Md ERES ii RE HRE PIA 7 3 INSTALLATI ON m 8 3 1 Positioning Speakers sisserrssesrrrrrrseiiirrrisrnsnnsi rinisin innne a d ilex iinet iri rd a EY a d radi 8 3 2 Adapting the BLOWS to the room ACOUSTICS sssssseeeenm nnns 9 a CONNECTLON A iii apnea na ai Ta 11 ZONE gucEts 11 BZ Analog iiblolomMige iU TU U n 11 4 3 Digital Audio Input included in BLOW5D L ennnn nn kn mer 12 S SPECIFICATIONS ee E ENIM EIN TINO E EO 13 Pe lig OV M OH 13 SUB A A 14 6 END USERS WARRANT YY eeeeenemmH nennen nnn nnn nn russe rina near nare nnn nnn 15 BLOW5 BLOW5D User s Manual INF RASONIC 1 Main Features 1 1 BLOW5 2 way bass reflex bi amplified 5 inch near field studio monitor Flat frequency response 41 5 dB 58 Hz to 20 kH
6. TANT NOTE sections These sections provide important information for the proper operation of the unit And in order for you to get a better monitoring experience the user s manual should be read entirely This manual is intended to familiarize you with all the control elements of the BLOW5 speakers This unit handled correctly will give you high quality sound and a great listening experience for years to come BLOWS powered near field studio monitoring speaker features a two way bi amplifier designed to achieve high quality sound The frequency response is broadened downward by using the bass reflex system and broadened upward by a natural silk dome tweeter Together they provide very delicate signal reproduction The speakers wide frequency response is also due in part to the design of it s enclosure The analog input connector provides for an XLR balanced input and a TRS 1 4 phone jack balanced or unbalanced input BLOW5 also has its optional DA 912 digital input connector This connection provides the AES EBU XLR input S PDIF RCA input and RCA thru output It supports a 192 kHz sample rate at a 24 bit resolution as well as a high end D A converter with 123 dB dynamic range You can also adapt BLOWS to your control room acoustics by the select controls on the back panel As you set the units for your ears they will prove to be more accurate than any other monitoring speaker From professional users in commercial studios to home studio
7. User s Manual Ver 1 00 April 2007 BLOWS BI AMPLIFIED STUDIO MONITOR INFRASONIC BLOW SERIES Premium Digital Module BLOW5D JINSFEFRRIFASDIJINIDL WWW INFRA SONIC COM INFRASONIC 7 CAUTION CAUTION TO REDUCE THE RISK OF ELECTRIC SHOCK DO NOT REMOVE COVER OR BACK RISK OF ELECTRIC SHOCK AVIS RISQUE DE CHOC ELECTRIQUE NE PAS OUVRIR NO USER SERVICEABLE PARTS INSIDE REFER SERVICING TO QUALIFIED SERVICE PERSONNEL The lightning flash with the arrowhead symbol within an equilateral triangle is intended to alert the user to the presence of uninsulated dangerous voltage within the product s enclosure that may be sufficient magnitude to constitute a risk of electric shock to persons The exclamation point within an equilateral triangle is intended to alert the user to the presence of important operating and maintenance servicing instructions in the literature accompanying the product WARNING TO REDUCE THE RISK OF FIRE OR ELECTRIC SHOCK DO NOT EXPOSE THIS APPARATUS TO RAIN OR MOISTURE IMPORTANT SAFETY INSTRUCTIONS Read these instructions Keep these instructions Heed all warnings Follow all instructions Do not use this device near water Unplug the device before cleaning Clean only with a dry cloth So A Do not install near anv heat sources such as radiators heat registers stoves or other apparatus including amplifiers that produce heat 8 The device should be inst
8. akers correctly in the control room is very important to their performance In order to monitor with your speaker units at their maximum capability appropriate listening environment and correct placement are required Please see our suggestions d Two speaker units and the listener should align to form a regular triangle Refer to the following diagram d d Positioning The height of the units The top of the Q woofer should come up inline with vour ears in vour listening environment Refer to the following diagram lt Height of unit gt EN BLOW5 BLOW5D User s Manual 3 2 ADAPTING THE BLOWS TO THE ROOM ACOUSTICS Generally there are many factors affecting the monitoring of sound For example room size distance from the wall size of studio space the reflection of the room and the distance between speakers and user In a multi channel monitoring system like 5 1 surround or THX a subwoofer is included in the system to produce low frequency effect So it may be necessary to reduce the low frequency level of the monitoring speakers Because of these various situations the BLOWS is able to be optimized to make the best of your monitoring environment IMPORTANT NOTES DO NOT place any obstacles that may block the flow of air Air is the medium of sound Refrain from using reflective surfaces near the speakers IE glass mirror or metal PLACE THOSE MATERIALS AWAY FROM THE SONIC PATH OF THE SPEAKERS
9. alled so that its location or position does not interfere with its proper ventilation For example it should not be situated on a bed sofa rug or similar surface that mav block the ventilation openings or placed in a built in installation such as a bookcase or cabinet that mav impede the flow of air through its ventilation openings and around the unit 9 The device should be connected to a power supply outlet compatible with the voltage and frequency marked on its rear panel 10 Protect the power cord from being walked on or pinched Particularly the plugs extension cords and the point at which they exit the unit 11 The power cord of the device should be unplugged from wall outlet during lightning storms or when it is to be unused for a long period of time 12 Do not attempt to service this device yourself Refer all servicing to a qualified service technician User attempting to service unit or use unauthorized parts may result in fire electric shock or other hazards This will also void the warranty 13 Never use with a cart stand tripod bracket or table except as specified by the manufacturer or sold with the apparatus When a cart is used use caution when moving the cart apparatus combination to avoid injury from tip over BLOW5 BLOW5D User s Manual INTRODUCTION Thank you for purchasing BLOWS Before using this gear please carefully read the CAUTION and SAFETY sections and the boxed out IMPOR
10. bility of such damages and in no event will SIMS Corp accept liability for any damages to the purchaser or any other personal claims exceeding the price paid for the product regardless of any claim SIMS Corp specifically disclaims all other warranties expressed or implied The FCC and CE Regulation Warning This device complies with Part 15 of the FCC Rules Operation is subject to the following two conditions 1 this device may not cause harmful interference and 2 this device must accept any interference received including interference that may cause undesired operation Caution Any changes or modifications in construction of this device which are not expressly approved by the party responsible for compliance will void the user s warranty NOTE This equipment has been tested and found to comply with the limits of a Class A digital device pursuant to Part 15 of the FCC Rules These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial environment This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instruction manual may cause harmful interference to radio communications Operation of this equipment in a residential area is likely to cause harmful interference In that case the user will be required to correct the interference at their own expense If necessary consult an experienced
11. ge depending on the room acoustics You can select the switch to reduce low frequency level in 3 steps of 2dB below 500 Hz The following graph shows how Room Compensation Control affects the response of the speakers 30 50 100 200 300 500 1K 2K 3K 5K 10K 20K Frequency Hz FREE FIELD WALL CORNER OdB 2dB 4dB lt Example of the room acoustics gt Cut off Low Frequency Control You can use this switch to adjust the bass roll off in a multi channel surround system or to balance your room resonance A subwoofer makes a deep low frequency sound You can mix how a sub and BLOWS harmonize using the Cut off Low Frequency Control Flat 80Hz and 100Hz are the selections The graph shows how the Cut off Low Frequency Control affects the bass response of the speakers 30 50 100 200 300 500 1K 2K 3K 5K 10K 20K Frequency Hz BLOW5 BLOW5D User s Manual Response dB y y NENNEN Bl Amplified 5 inch near field studio monitor EL CJ W5 4 CONNECTION 4 1 POWERING UP IMPORTANT NOTE u All connections should be made And faders volumes sensitivity and other controls are at minimum levels u Before powering up the BLOW5 speakers all other equipment should be
12. is on normal operation mode The red Indicator stands for the protection mode 4 Slotted Bass reflex Port BLOW5 BLOW5D User s Manual INFRASONIC 2 2 REAR VIEW p M FE Rs dd hoc Ebt E 2 8 if if H i Tus ima fae G TUN a Mm IF IF FAFAESCPNIC SLOWS Arn peed non nar fid puis caer pl LA oem AS FECECOO 0 KE gr Gm Power Amplifier Module ss Pre Amplifier Module m Digital Module we 1 Power On Off Switch and AC Inlet Use to power on or off the unit TE H H F Tilt 2 Analog I nputs XLR input and 1 4 TRS Balanced input Connector Impedance 20k BLOWS accepts balanced and unbalanced connections 5 High Frequency Tilt Control LEE You can adjust the treble tilt of the unit by selecting from 3 steps 2dB Flat 2dB 3 0 kHz 6 Room Compensation Control T EDF This switch reduces low frequency level l l in steps of 2dB for room acoustics You 3 Input Source Select Switch H can select switches depending on A distance from speakers to the wall You can select digital or analog input source bird 4 Input Sensitivitv Control Use the Sensitivitv Control to set the proper input level from the sound source The control range is 22dBu at control min and 9dBu at control max A e T Marking positions are 7 8dBu and 4dBu You H should refer to the manual for sound source EM connecting to the input of BLOW5 EN
13. nd within the warranty coverage period Written notice of defects in materials or workmanship SIMS Corp will either replace the product repair the product or refund the purchase at its option To obtain warranty service the original purchaser or the authorized dealer must fill the support contact form at www usbband com In the event repair is required shipment to and from SIMS Corp and possible handling charges shall be borne by the purchaser SIMS Corp will not accept returns without prepaid shipments In the event that repair is required a Return Authorization Number must be obtained from SIMS Corp After this number is obtained the unit should be shipped back to SIMS Corp in a protective package with a description of the problem and the Return Authorization Number clearly written on the package All such returns must be shipped to SIMS Corp headquarters in Seoul Korea In the event that SIMS Corp determines that the product requires repair because of user misuse or regular wear it will assess a fair repair or replacement fee The customer will have the option to pay this fee and have the unit repaired and returned or not pay this fee and have the unit returned and un repaired A breach of this warranty shall not include any other damages SIMS Corp will not be liable for consequential special indirect or similar damages or claims including loss of profit or any other commercial damage even if its agents have been advised of the possi
14. radio television technician for additional suggestions FE ccado Correspondence For technical support inquiries contact the nearest dealer local SIMS Corp distributor or SIMS Corp directly at SIMS Corp RAON Bldg 9F 92 8 Wonhyoro 2ga Yongsan gu Seoul Korea www infra sonic com www simsaudio com BLOW5 BLOW5D User s Manual
15. s lt 0 1 THD into 8 ohm 40watts lt 0 1 THD into 8 ohm u Total Harmonic distortion Noise lt 0 01 1 kHz 100dB SPL Signal to noise ratio gt 106dB Slew rate gt 15V us Input sensitivity control range output power 60W trim 22dBu at control min 9dBu at control max Connector XLR input 1 4 TRS Balanced input impedance 20kOhm Crossover 3 0 kHz 30dB otc 5 order active filter BLOW5 BLOW5D User s Manual High frequency tilt control 2dB Flat 2dB 10kHz Room control Flat 2dB 4dB 100Hz Base cut off frequency control Flat 80Hz THX 100Hz 12dB octave Acoustic System Compensation rage 30Hz 200Hz 4 6dB Max Indicator power protection front white LED AC Power Input Max rated power 115 watts 100 120VAC 200 240VAC 50 60Hz via IEC power INLET XLR IN 5th Order Acoustic System Crossover Balance OSA Filter High Freg Power Amplifier H F Driver receiver Sensitivity js e 5 nglog n i j 248 aa Mf revER i EET H E Hl v dues Bilan CAM pto 7 Ug f TRS IN MUTE PROTECTION E kul H Ran Conil Lew Cut Fires fuga Dui rint ji Corie Ck nt n Digital Extonalon Board E d 7 L 10eHz A Power Input ia isdib oet 11 4 4 Pee d mamma i l l t i i 4 A 44 a i LI i Low Veltsgs DC High Voage DC ACIN eee p POWER SUPPLY POWER INDICATOR 5 2 DA
16. turned on first u Please make sure that the unit is plugged into the correct voltage The power switch is located on the rear panel Turn on the power to the BLOW5 u The unit is equipped with a protection circuit an interval of a few seconds is required before the unit will operate normallv 4 2 ANALOG AUDIO INPUT Connect the male side of an XLR balanced cable to the XLR input or TRS balanced or unbalanced cable to the TRS input of the rear panel u Input Select Switch should be set to analog input u Refer to the following diagram ANALOG i 1 Input DIGIT o XLR balanced cable l pmj T hni J ed Connecting of Analog XLR balanced cable TRS balanced cable m emere ig a t TRS unbalanced cable ng a maru Bormes tija lt Connecting of TRS Analog balanced unbalanced cable gt BLOW5 BLOW5D User s Manual INF RASONIGC WWW INFERA SONIC COM 4 3 DIGITAL AUDIO INPUT INCLUDED IN BLOW5D s Connect the XLR for AES EBU cable to the AES EBU input or the RCA for S PDIF coaxial input of the rear panel Connect THRU to the RCA coaxial input of the other unit with RCA cable Select the channel of each unit s panel Input Select Switch should be selected on digital input Select the source of digital input according to the type of digital input Refer to the following diagram DIGITAL
17. z and wide pass band frequency 50Hz 22kHz u 90 watt 40 watt HF and 50 watt LF Full discrete power amplifiers with servo loop and perfect protections 0 75 natural silk dome High frequency transducer a 5 25 Polymer coated paper fiber cone low frequency transducer a Full magnetic shielded enclosure and independent amplifier room a XLR and 1 4 TRS phone jack balanced unbalanced inputs EASC Enhanced Acoustic System Compensation Technology a Input sensitivity control a High frequency 3 step tilt controls switch Acoustic space control switch Bass cut off frequency control switch 5 order active crossover network a Front Illuminant Logo lamp and protection indicator a High strength cabinet constructed MDF composite with radius edges 1 2 DA 912 INCLUDED IN BLOWS5D XLR for AES EBU IEC60958 and RCA for S PDIF coaxial digital inputs RCA thru out port for stereo connection EC60958 EIAJ CP1201 compatible 24 bit digital input with up to 192kHz sample rate High end 24 bit 192kHz D A converter with 123dB dynamic range XLR RCA source and Left Right channel selection switch EN BLOW5 BLOW5D User s Manual E Bd Amplified 5 inch near field studio monitor 2 PANEL DESCRIPTIONS 2 1 FRONT VIEW 1 0 75 natural silk dome High Frequency Transducer 2 5 25 Polymer coated paper fiber cone low frequency Transducer 3 Front Illuminant Logo Lamp and Protection Indicator The white Lamp means that the unit
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