Beta Three RaI5 User manual

ED-B3-MA-070618-001

USER MANUAL

Ra15

2 16

// ELDER/B3/Ra15

CONTENTS

PRODUCT FEATURES

ACOUSTIC CHARTS

INSTALLATION

DIMENSIONS

SPECIFICATION

SPEAKER CONTROL PANEL

LIMITED WARRANTY

APPLICATION EXAMPLE

SAFETY INSTRUCTIONS

Ra15

LF:15" 1; HF: 34mm 1

50Hz-15kHz

3kHz

20.5kg

23.5kg

488 412 606mm

538 468 672mm

120dB

Input:6.35;Output:6.35

11.5dB

AC115V/230V

3 16

// ELDER/B3/Ra15

In:500mv/20mv

126dB

Two transducers two way full range plastic speaker with coaxial design, Computer

simulation design.

One 15 inch woofer and 34 mm 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 and so on.

Various installation possibilities allow flying,standing or wall mounting.

PRODUCT FEATURES

SPECIFICATION

Transducers

Frequency Response(-3dB)

Dispersion(H V)

Max SPL(1m)

SPL(1m)

Amplifier Power

THD

Input Connectors

Net Weight

Gross Weight

Dimensions (W H D)

Packing Dimensions(W H D)

Power Supply

Input Sensitivity

Crossover Point

Range for volume

High frequency channel 50W/8

Low frequency channel 350W/8

40 9090 40 @

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// ELDER/B3/Ra15

Ra15

1111

1212

1313

1414

1010

1515

1616

Power Supply Socket

Fuse

FUNCTION INTRODUCTION FOR SPEAKER'S BACK PANEL

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 for (7)L-LINE IN. increase by turning

clockwise, decrease by turning counter-clockwise.

5. Treble control for (7)L-LINE IN. increase by turning

clockwise, decrease by turning counter-clockwise.

6. Line in socket. The signal on Line in is controlled by

(1) volume, which will be transferred to (9)LINE OUT

for outputting.

7. Line in socket. It is available for only one signal source.

8. Signal output socket. Output signal.

9. Signal output socket. Transferthe signal on (7)LINE

IN to the signal input socket of another active speaker.

It is also the signal output of AUX1/AUX2 which

controlled by (10)(11).

10.AUX1 volume control, increase by turning clockwise,

decrease by turning counter-clockwise, Be off at the

Min. position.

11.AUX2 volume control, increase by turning clockwise,

decrease by turning counter-clockwise, Be off at the

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.

Ra15

5 16

// ELDER/B3/Ra15

Signal Source

APPLICATION SAMPLE

Attention: Because LINE IN's R channel does not provide the power output, the signal should connect to

LINE IN's L channel when connecting few pieces speakers.

1.Stereo mode I. (long distance)

2.Stereo mode II.(short distance)

Ra15

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// ELDER/B3/Ra15

Signal Source

In this situation two speakers can play signal in MIC and stereo together

Signal Source

APPLICATION SAMPLE

Press this button to choose the MIC

In this situation two speakers can play signal in MIC and stereo together

Press this button to choose the MIC

3.Stereo+Mic(one)

4.Stereo+Mic(two)

Ra15

1 0 0

dBS

180

9 0 108

8 0 36

7 0 - 36

6 0 - 108

5 0 - 180

50 100 200 500 1k 2k 5k 10k 20k20 Hz

D e g

180

108

- 36

- 108

D e g

- 180

- 108

D e g

- 36

180

108

- 180

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// ELDER/B3/Ra15

FREQUENCY RESPONSE

PHASE RESPONSE

Ra15

- 10

- 15

- 20

- 25

2 00 50 0

2K 5K 1 0K 2 0K1 50 Hz

3.0

6.0

10.0

- 5

20 50 100 200 500 1k 2k 5k 10k 20k20 Hz

100.0

dBSPL

90.0

80.0

70.0

50.0

60.0

180

108

- 36

- 108

- 180

D e g

8 16

// ELDER/B3/Ra15

WATERFALL

THD

Frequency Response 2nd Distortion 3rd Distortion

HORIZONTAL DIRECTIVITY

The data of Ra15 horizontal directivity were collected by testing the speaker system in a big anechoic

chamber.

The scale is stepped by 6dB increment.

9 16

// ELDER/B3/Ra15

100Hz 160Hz 200Hz

400Hz 630Hz 1.0kHz

1.6kHz 3.15kHz

6.3kHz 10kHz 16kHz

2.5kHz

Ra15

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The data of Ra15 vertical directivity were collected by testing the speaker system in a big anechoic

chamber.

VERTICAL DIRECTIVITY

The scale is stepped by 6dB increment.

10 16

// ELDER/B3/Ra15

Ra15

100Hz 160Hz 200Hz

400Hz 630Hz 1.0kHz

1.6kHz 3.15kHz

6.3kHz 10kHz 16kHz

2.5kHz

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