Technical specifications – Ampeg B4R User Manual
Page 12
P/N 47-618-04 . 111103
Ampeg reserves the right to change specifications without notice.
Made with Pride in the U.S.A. by Ampeg • ©2003 Ampeg, 1400 Ferguson Avenue, St. Louis, MO 63133 U.S.A.
Technical Specifications
OUTPUT POWER RATING
1350 Watts Mono-Bridged @ 4 Ohms (1000 Watts Continuous)
840 Watts Mono-Bridged @ 8 Ohms (680 Watts Continuous)
2 x 675 Watts @ 2 Ohms (500 Watts Continuous)
2 x 420 Watts @ 4 Ohms (340 Watts Continuous)
2 x 255 Watts @ 8 Ohms (205 Watts Continuous)
TONE CONTROL RANGE
Bass:
±12dB @ 50Hz
Ultra Mid:
+7dB @ 800Hz, -7dB @400Hz
Treble:
±18dB @ 5kHz
GRAPHIC EQ LEVEL
±6dB
GRAPHIC EQ RANGE
33Hz:
±15dB
80Hz:
±10dB
150Hz:
±8dB
300Hz:
±8dB
600Hz:
±8dB
900Hz:
±8dB
2kHz:
±8dB
5kHz:
±10dB
8kHz:
±12dB
SIGNAL TO NOISE RATIO
75dB typical
FOOTSWITCH JACK
Graphic EQ On/Off, Mute On/Off – Tip = Mute, Ring = EQ
ACCESSORIES
Heavy Duty Mono Bridge Speaker Cable (SLME #99-005-01)
POWER REQUIREMENTS
Domestic:
120VAC, 60Hz, 800VA
Export:
100/115VAC 50/60Hz, 800VA
230VAC, 50/60Hz, 800VA
SIZE AND WEIGHT
19/17.4”W x 5.6”H (with feet) x 15.5”D; 43 lbs
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B4R Bass Amplifier