User Manual - Beta Three Professional Audio Products
Contents
1. 15 I 2 6 0 25 10 0 150 200 500 1K 2K 5K 10K 20K Hz 100 0 180 Deg dBSPL 90 0 108 80 0 36 70 0 36 60 0 108 50 0 180 20 50 100 200 500 1 2k Hz 5k 10k 20k Frequency Response 2nd Distortion 3rd Distortion HORIZONTAL DIRECTIVITY The data of Ra15 horizontal directivity were collected by testing the speaker system a big anechoic chamber 270 Vo SESH 240 100Hz 160Hz 200Hz 30 QS 120 240 400Hz 630Hz 1 0kHz 1 6kHz 2 5kHz 3 15kHz x N y XN PA aS oro E 120 M 6 3kHz 10kHz 16kHz The scale is stepped by 6dB increment VERTICAL DIRECTIVITY The data of Ra15 vertical directivity were collected by testing the speakersystem in anechoic chamber 100Hz 160Hz 200Hz 1 6kHz 2 5kHz 3 15kHz 6 3kHz 10kHz 16kHz The scale is stepped by 6dB increment INSTALLATION DIMENSIONS2. FUNCTION INTRODUCTION FOR SPEAKER S BACK PANEL lt lt 22 ACTIVE COAXIAL SPEAKER D NNI SIGNAL n auxi vor VOL TO 55 55 rO LINE IN Qa L R AUX2 vc LINE OUT Q J T MIC 2 Power Supply Socket Fuse Power Supply switch 1 volume control for 7 L and 6 R increase by turning clockwise decrease by turning counter clockwise Attention Please adjust the volume to Min when inputting signal and outputting then adjust according to the application demand 2 Overload indicator 3 signal indicator 4 Bass control 7 L LINE IN increase by turning clockwise decrease by turning counter clockwise 5 Treblecontrol for 7 L LINEIN increase byturning clockwise decrease by turning counter clockwise 6 Line insocket The signalon Line inis controlled by 1 volume which will be transferredto 9 LINE OUT for outputting 7 Line in socket It is available for only one signal source 8 Signal output socket Outputsignal 9 Signal output socket Transferthe signal 7 LINE IN to the signal input socket of another active speaker It isalso thesignal outputof AUX1 AUX2 which controlled by 10 11 10 AUX1 volume control increase by turning clockwise decrease by
3. Beta Three 5 USER MANUAL ED B3 MA 070618 001 5 PRODUCT FEATURES 1 SPECIFICATION mmm 1 SPEAKER CONTROL PANEL 2 APPLICATION EXAMPLE Ree 3 ACOUSTIC CHARTS mH 5 INSTALLATION HR mH 9 DIMENSIONS e c meer ee 9 SAFETY INSTRUCTIONS 10 LIMITED WARRANTY XM 11 PRODUCT FEATURES Two transducers two way fullrange plastic speaker with coaxial design Computer simulation design One 15inch woofer and 34mm compression driver HF LF transducers are coaxially mounted sharing the same acoustic axis Horn can be turned 90 Wide dispersion 90 40 It is applied for full range sound reinforcement Suitable for monitor meeting large performance andso on Various installation possibilities allow flying standing or wall mounting SPECIFICATION Transducers LF 15 x 1 1 Frequency Response 3dB 50Hz 15kHz Input Sensitivity In 500mv 20mv SPL 1m 120dB Max SPL 1m 126dB Amplifier Power High frequency channel 50W 8Q Low frequency channel 350 80 Range for volume 11 5dB Dispersion H x 90 x40 40 x 90 Crossover Point 3kHz THD 396 Input Connectors Input 6 35 Output 6 35 Power Supply AC115V 230V Net Weight 20 5kg Gross Weight 23 5kg Dimensions WxHxD 488 x 412 x 606mm Packing Dimensions W x Hx D 538 x 468 x 672mm
4. N le M G Li 135mm Side view Back view INSTRUCTIONS NOT OPEN THE COVER Do not open the cover to avoid the risk of electric shock caused by high voltage parts in the product Any problems caused by user s wrong actions are out of warranty 1 DO NOT DAMAGE THE POWER CORD Please hold the plug when pull out or plug in the cord Do not pull out or touch the cord with wet hand or it will cause the risk of electric shock Power supply cords should be routed so they are not likely to be walked upon or pinched by items placed on or again st them When removing the cord from a power outlet be sure to remove it by holding the plug attachment and not By pulling on the cord AVOID OBJECT AND LIQUID ENTRY Take care that objects do not fall into and that liquids are not spilled into the inside of the product Ifthe object or liquid enter the product please ask qualified personnel to check it ABNORMAL STATUS In the event of abnormal noise and smell please put off the power supply and pull out the cord please ask qualified personnel to check it NONUSE FOR A LONG TIME When nonuse it for a long time please put off the power supply and pull out the cord to avoid the unexpected dangers 10 LIMITED WARRANTY If malfunction occurs duringthe specif
5. In this situation two speakers can play signal MIC and stereo together n ere 4 4 Stereo Mic two k LINE OUT eID gt gt lt N L O LINE Signal Source Press this button to choose the MIC In this situation two speakers can play signal MIC and stereo together FREQUENCY RESPONSE 100 180 Deg 5 90 108 36 36 1082 1802 20 50 100 200 500 1k 2k 5k 10k 20k Hz PHASE RESPONSE 180 180 Deg Deg 108 108 36 36 362 108 108 E 180 20 50 100 200 500 1k 2k 5k 10k 20k Hz WATERFALL dB 0 ms 210 5 Ay eat EU _ 3 0 f
6. ied warranty period from the date oforiginal purchase the product will berepaired orreplaced without charge by Elder Audio The Limited Warranty does notapply to a exteriorfinish or appearance b certain specific items described in the individual product data sheet orowner s manual c malfunction resulting from use oroperation ofthe productother than as specified in the individual productdata sheetor owner s manual d malfunction resulting from misuse orabuse ofthe product e malfunction occurring atany time after repairs have been made tothe productby anyone other than Elder Audio Service or any of its authorized service representatives To obtain warranty service customer mustdeliver proof of purchase of the product inthe form of abill of sale orreceipt invoice Ra15 Speakers and Speaker Systems are guaranteed against malfunction due to defects in materials or workmanship fora period of three 3 years from the date of original purchase The Limited Warranty does not apply to burned voice coils or malfunctions such as cone and or coil damage resulting from improperly designed enclosures Additional details are included in the Limited Warranty statement Ra15 Accessories are guaranteed against malfunction dueto defects in materials or workmanship for a period of one 1 year from thedate of original purchase Additional details areincluded in the Limited Warranty statement 15 Flying Hardware including enclosure mounted hardware r
7. igging accessories is guaranteed against malfunction due to defectsin materials orworkmanship for a period of one 1 year fromthe date oforiginal purchase Additional details are included in the Limited Warranty statement Specifications are subject to change without notice 11 Beta Three Beta Three Beta Three RalS
8. turning counter clockwise Be off atthe Min position 11 AUX2 volume control increase by turning clockwise decrease by turning counter clockwise Be off atthe Min position 12 Treble control for AUX1 and AUX2 increase by turning clockwise decrease by turning counter clockwise 13 Bass control forAUX1 and AUX2 increase by turning clockwise decrease by turning counter clockwise 14 Signal input ofAUX1 15 Signal input ofAUX2 16 Option Switch of Micand Line Mic is available when pressing switch down Line will be available when releasing the switch APPLICATION SAMPLE Attention Because LINE IN s R channel does not provide the power output the signal should connect LINE IN s L channel when connecting few pieces speakers 1 Stereo mode l long distance 2 9 Signal Source 2 Stereo mode 5 distance Signal Source APPLICATION 5 3 Stereo Mic one p r E bad d AUX1 Eti dg L R R LINE OUT LINE OUT LINE Signal Source Press this button to choose the MIC n
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