Yamaha b100 115 bass amp service manual

Page 2

SPECIFICATIONS

87007115 (S/=1007~ )

OUTPUT POWER

100 Watts RMS @ 7% THD into 8 ohms

SPEAKER Single 15" ((38ch Yamaha JA-3802, heavy-duty
Rear-loaded enclosure
SENSITIVITY High, -37.8dBm (10mV); Low, -31a8dBm (20mV)

@ IkHz (Volume & Tone Controls at max)

INPUT IMPEDANCE

High, lMohm; Low, I30 kohms

RECORD OUTPUT

+4dBm nominal, +31.2dBm maxi
For GOOohm unbalanced lines

NOISE -45dBm (Volume Control at min.)
INPUTS 1-high gain & 1-low gain; HIGH and LOW may be
used simultaneously, thereby providing equal gain.
CONTROLS Power switch, plus the following continuously vari-

able controls: VOLUME, BASS, MIDDLE, TREBLE,
BRIGHT, DISTORTION '

FOOT SWITCH JACK

DISTORTION

POWER REQUIREMENTS

110, 117, 130, 220 or 240VAC, 50/60HZ, 117V
2A (Canadian model), 250W (other models)

DIMENSIONS Width 27%" (70.8:m) x Height 38% (537.2ch x
Depth 13% (35cm)
WEIGHT 113.5 lbs. (51.5kg)
FINISH Black leatherette, reinforced corners

Specifications subject to change without notice.