Amply công suất 8 x 60W BOSCH LBB-4428/00

Mains power supply

Voltage

100 to 240 VAC ±10%, 50/60 Hz

Power consumption

430 / 90 / 32 W  (Pmax -3 dB / idle / standby)

Battery power supply

Voltage

48VDC -10% to +20%

Power consumption

400 / 65 / 22 W (Pmax -3 dB / idle / standby)

Mic/line inputs

4 x

Connector

6-pole header for removable screw connector (mono, balanced)

Line

Frequency response

-3 dB @ 50 Hz and 20 KHz (±1 dB)

S/N

>87 dBA

CMRRz

>40 dB @ 1 KHz

Input range

-6 dBV to 6 dBV

Input impedance

22KΩ

Mic

Frequency response

-3 dB @ 100 Hz and 16 KHz

Nominal input level

-57 dBV

S/N

>62 dBA with 25 dB headroom

CMRR

40 dB at 1 KHz

Input impedance

1360Ω

Phantom supply

12 V ±1 V @ 15 mA

Input range

-7 dBV to +8 dBV ref nominal input value

Control inputs

8 x

Connectors

Removable screw terminals

Operation

Closing contact (with supervision)

Control outputs

1 x per amplifier channel

Connectors

Removable screw terminals

Frequency response

80 Hz to 19 KHz (-3 dB)

Loudspeaker outputs

Rated load resistance

166Ω (100 V); 83Ω (70 V); 42Ω (50 V)

Rated load capacitance

30 nF (100 V); 60 nF (70 V); 120 nF (50 V)

Rated output power (per channel)

60 W (1 min. at 55ºC)

30 W (30 min. at 55ºC, cont. at 30ºC)

15 W (cont. at 55ºC)

Connector

9‑pole header for removable screw connector

Mechanical

Mounting

Standalone; 19 inch rack

Color

Charcoal with silver

Dimensions

For tabletop use, with feet

92 x 440 x 400 mm

For 19 inch rack use, with brackets

88 x 483 x 400 mm

In front of brackets

40 mm

Behind brackets

360 mm

Weight

15.8 kg