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BMA SERIES: INSTALLATION & OPERATION MANUAL

PAGE 12

SPECIFICATIONS

BMA 240

BMA 120

BMA 60

BMA 30

Output power

240W

120W

60W

30W

AC power supply

230VAC -240VAC

Output  low impedance

4 ohm-8 ohm

4 ohm-8 ohm

4 ohm-8 ohm

4 ohm-8 ohm

Hi impedance output

70V / 20 ohm

70V / 40 ohm

70V / 80 ohm

70V / 160 ohm

100V / 41 ohm

100V / 80 ohm

100V / 160 ohm

100V / 320 ohm

Input sensitivity

Microphone balanced XLR, 1mV

Line RCA 500mV

Frequency response

50Hz-18Khz, + / - 2dB. At -3dB rated power

Noise floor

8mV at 100V output

9mv at 100V output 10mv at 100V output 8mv at 100V output

THD (at -3dB rate power)

Less than 0.5%

0.40%

0.22%

0.21%

Tone control

Bass 100Hz + - 10dB, Treble 10kHz + - 10dB

Control

Input level, tone control, master level, VOX

VOX

CH 1 has priority over CH2, 3, 4. (AFL)

Phantom power

48V at CH 1 MIC XLR

Cooling

Fan cooling, 

Thermal control

Convection Cooling

Protection

Thermal protected at 95 degrees, muted input,  short circuit, overload

Level meter

LED meter, range -24dB / 0dB

Size mm.

485 x 88 x 315

485 x 88 x 275

485 x 88 x 275

488 x 88 x 275

Weight KG (Net)

11

8.7

7.6

6.5

Summary of Contents for BMA 30

Page 1: ......

Page 2: ...30 60 10 BMA 120 240 11 SPECIFICATIONS 12 CONTENTS Electrical and Safety Warnings THESE SERVICE INSTRUCTIONS ARE FOR USE BY QUALIFIED SERVICE PERSONNEL ONLY TO REDUCE THE RISK OF ELECTRIC SHOCK DO NO...

Page 3: ...When put into use again check that the power cord set is not damaged If any damage is found have the unit checked by a qualified service person to replace the power cord set specified by the manufactu...

Page 4: ...t allow a minimum 10 cm or 4 inches of unobstructed clearance around the unit Do not place the unit on a bed sofa rug or similar surface that could block the ventilation openings If the unit is placed...

Page 5: ...meter INSTALLATION How to Calculate the correct load for a 100V Amplifier When installing a 100V loudspeaker system it is rather simple to calculate the number of loudspeakers that can be connected to...

Page 6: ...Input 4 The selected Microphone or Line input level is controlled via these knobs 4 Treble Adjust the level to suit the required tone of the output Increasing the treble may improve intelligibility d...

Page 7: ...mplifier of the mixer to an external device such as an equaliser or processor and the processed signal can be fed back into the amplifier via the Main In connection If this feature is not used ensure...

Page 8: ...BMA SERIES INSTALLATION OPERATION MANUAL PAGE 8 BLOCK DIAGRAMS Input...

Page 9: ...BMA SERIES INSTALLATION OPERATION MANUAL PAGE 9 Mix BLOCK DIAGRAMS...

Page 10: ...BMA SERIES INSTALLATION OPERATION MANUAL PAGE 10 BMA 30 60 BLOCK DIAGRAMS...

Page 11: ...BMA SERIES INSTALLATION OPERATION MANUAL PAGE 11 BMA 120 240 BLOCK DIAGRAMS...

Page 12: ...nse 50Hz 18Khz 2dB At 3dB rated power Noise floor 8mV at 100V output 9mv at 100V output 10mv at 100V output 8mv at 100V output THD at 3dB rate power Less than 0 5 0 40 0 22 0 21 Tone control Bass 100H...

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