TOA Electronics BG-M Series Stereo Amplifier User Manual


 
BG-M S
ERIES
M
ODULAR
MIXER
/
A
MPLIFIERS
BG-1015
BG-1030
BG-1060
BG-1120
TOA BG-M SERIES MIXER/AMPLIFIERS
are ideal for a wide variety of
installed sound applications such as
paging, music distribution and mes-
saging-on-hold. Engineered with
unmatched TOA quality and reliability,
the versatile BG-M Series is loaded
with useful features and an essential
tool for any sound system designer or
contractor.
The BG-M Series Mixer/Amplifiers are
comprised of four models, BG-1015
(15 W), BG-1030 (30 W), BG-1060 (60 W)
and BG-1120 (120 W), all built with a
compact, space-saving chassis design.
Input channels include: microphone
and telephone paging inputs, program
and auxiliary music inputs plus a flexible
module slot compatible with industry-
standard TOA 900 Series modules
which have an extensive array of fea-
tures and connector types. Outputs
include transformer-isolated 25 V, 70 V
and 4 ohm, balanced, line-level
Music-On-Hold plus a 1 watt output
for driving an additional 8 ohm
speaker zone.
Muting modes include an Auto-Mute
function for voice-activated paging
override of the BGM channels with-
out interrupting the MOH output.
External mute terminals allow you to
activate the mute function with an
external switch-closure.
Other features include bass/treble
controls, insert jacks and Signal, Clip,
and Power indicators. Built-in protec-
tion circuitry and an AC mains circuit
breaker ensure long life and out-
standing reliability.
Accessories include optional rack-
mount kits and volume control security
knobs to protect settings.
The BG-M Series is UL and cUL listed
with competitive pricing and a five-
year warranty.
Compact Five Channel Mixer/Amplifiers for
paging, background/foreground music dis-
tribution and music/messaging-on-hold.
Proven TOA Quality and Reliability
Engineered for High Performance with wide
frequency response, very low noise and dis-
tortion, and excellent output regulation.
Four Models:
BG-1015 (15 W), BG-1030 (30 W)
BG-1060 (60 W), BG-1120 (120 W)
900 Series Module Slot with Page/BGM
switch accepts most TOA plug-in modules
for custom system configurations.
25 V, 70 V and 4 Ohm Speaker Outputs
with screw terminal connector and protec-
tive cover plate.
Microphone Page Input, balanced, with
screw terminal connector and 24 VDC
phantom power.
Telephone Page Input, balanced, transformer-
isolated with screw terminal connector and
switchable 600/10k ohm input impedance.
Program (PGM) Input, balanced, with screw
terminal connector.
Auxiliary (AUX) Input, unbalanced, with
dual-RCA jacks for convenient connection of
stereo sources.
Music-On-Hold (MOH) Output, balanced,
with screw terminal connector.
Internal Signal Routing Jumpers for assign-
ing AUX/PGM and module to main and/or
MOH outputs.
1 Watt Zone Output, 8 ohm, with screw
terminal connector.
Auto-Mute Function allows voice-activated
paging override of AUX/PGM and/or mod-
ule without interrupting the MOH output.
Auto-Mute SENSE Control for adjusting
mute activation threshold.
Selectable Muting Modes for versatile
priority paging configurations.
External Mute Terminals for activating mute
function with external switch-closure.
Bass/Treble Tone Controls affect only the
AUX/PGM channels to the main speaker
output.
Insert Jacks for connecting external signal
processor.
Signal, Clip, and Power Indicators provide
unit status.
Rear Panel AC Convenience Outlet with circuit
breaker for powering external equipment.
Turn-On Delay disconnects output during
power-up.
Over-current and Thermal Protection
Circuitry prevents potential damage from
overloads, short-circuit and overheating.
AC Mains Circuit Breaker
Volume Control Security Knobs Included (5)
Optional Rack-Mount Kit
UL / cUL Listed
Five Year Warranty
H
IGHLIGHTS
O
PTIONAL
A
CCESSORIES
Plug-in Modules (see individual module specifications)
MB-1000 Rack-mount Kit (2 RU)
PF-013B Perforated Rack Panel (1 RU)
YA-920 Volume Control Security Knob
900 Series Module Guide available from http://www.toaelectronics.com