SpeakerCraft
®
75 Watt Amplifier Backplate
FUSE 8 AMP 250V
AC 120V 60HZ
SPEAKERS
MAIN
INPUT
+ LEFT --
LEFT
LEFT
RIGHT
RIGHT
CASCADE
OUTPUT
-- RIGHT +
SERIAL NUMBER
Model BB275
AUDIO SENSE
3-30V A/C D/C
TRIGGER
INPUT
3-30V A/C D/C
TRIGGER
INPUT
12V
CONTROL
OUTPUT
CONSTANT
Type Style;
Logo....................22pt Bauhaus Bold
Model #...............Eras Demi-Bold
All except above...Eras Medium
Type Color;
PMS Cool Gray 1 C
Front and Rear Panel Detail
6
L
R
ACTIVE
PROTECTION
POWER
SpeakerCraft
Type;
Logo..................22pt Bauhaus Bold Red PMS
485C
Power Button....12pt Eras Demi-Bold PMS Cool Gray 1
Lights................10pt Eras Demi-Bold PMS Cool Gray 1
Model#..............12pt Eras Demi-Bold PMS Cool Gray 1
BB275 75 Watt Amplifier Faceplate
BB275
2.5mm Mini Plug socket for
12VDC control output
2.5mm Mini Plug socket for
voltage input
Power Mode Selection switch
Main Input Jacks. To connect
line level stereo sources
Master power switch. Turns
off power to amplifier and
Power Mode Circuitry
Active LED indicates that the
amplifier is working
Protection LED indicates that either a fault in
the wiring, the speaker, or the amplifier has
caused the amplifier to shut down.
