TOA BG-2035 CU Data Sheet

BG-2035/2060/2120
Mixer Amplifier

APPEARANCE AND
DIMENSIONAL DIAGRAM

DESCRIPTION

TOA's BG-2000 Series reflects user demands for affordable, performance-focused
mixer-amplifiers optimized for BGM applications. These units provide 5 mixer inputs
(incl. a slot for an optional input module), making them ideal for use in retail stores,
schools and restaurants, delivering satisfactory power output and the reliable, high­performance audio that TOA has earned its reputation for.

Designed for easy installation and maintenance, these tough, rack-mountable units
are fitted with removable terminal blocks and rear panel-mounted DIP switches. This
allows quick system installation and configuration changes. An input assignable
MOH/ZONE 2 OUT provides system expansion capability for a 2-zone broadcast if
required. The BG-2000 Series features the total reliability that TOA builds into its
products, these compact and attractively priced amplifiers make it easy to offer BGM
wherever desired.

FEATURES

• Compact five channel Mixer-Amplifier for paging, background/foreground music
distribution and music/messaging-on-hold.

• All inputs/outputs with removable terminal blocks allow quick and easy installation.

• Any of five inputs assignable to MOH/ZONE 2 output.

• RCA pin jacks for LINES 2 & 3.

• Phantom Power (+ 24V DC) incorporated for MIC input.

• Module slot accepts 900 Series input plug-in modules for custom system configurations.

• Rear panel-mounted DIP switches allow easy configuring of settings.

• Provides auto/manual mute function with adjustable muting sensitivity.

• Incorporates Remote volume control connection.

• 2-channel broadcast capability together with zone 2 expansion capability in
conjunction with BA-200 Series.

• Tamper-proof, front-panel bass and treble controls are recessed to protect their
settings.

• Thermal protection circuitry prevents potential damage from excessive heat build-up.

• AC Mains Circuit Breaker.

• Accessory security knobs for volume control prevent unauthorized volume setting
changes.

• Optional rack-mount kit.

• UL/cUL Listed.

• Five Year Warranty.

1800 (5.91 ft)

88.4 (3.48")

94.3 (3.71")

Rear View

264 (10.39")

Front View

267.3 (10.52")
250 (9.84")

Side View

unit:mm

TOA Corporation BG-2000 Series 1/3

SPECIFICATIONS

Model No. BG-2035 BG-2060 BG-2120
Power Source 120 V AC, 60 Hz
Rated Output 35 W 60 W 120 W
Power Consumption 94 W (rated output), 50 W (based on cULus standards) 163 W (rated output), 80 W (based on cULus standards) 265 W (rated output), 120 W (based on cULus standards)
Frequency Response 50 Hz – 20k Hz
Total Harmonic Distortion 0.5% or less, at 1 kHz, rated output
Input Mic: –60dB*, 600Ω, electronically balanced, removable terminal block

Line 1/TEL: selectable, 10kΩ, electronically balanced, removable terminal block

Line 2, 3: –10 dB*, 10 kΩ, unbalanced, removable terminal block or RCA jack

Output Speaker 4 Ω, 25 V (), 70 V (140Ω) 4 Ω, 25 V (10Ω), 70 V (83Ω) 4 Ω, 25 V (5.2Ω), 70 V (42Ω)

balanced, removable terminal block balanced, removable terminal block balanced, removable terminal block

MOH 0 dB*, 600 Ω, balanced, removable terminal block

Line 0 dB*, 600 Ω, unbalanced, removable terminal block

Output Regulation 2 dB or less, no load to full load (1k Hz)
Phantom Power On/Off switch for Mic,+24V DC
S/N Ratio Mic: 60 dB or more, Line 1/TEL, Line 2, 3, Module: 75 dB or more (Band Pass: 20 Hz – 20 kHz, Tone Controls: Centered)
Tone Control Bass: ±10 dB at 100 Hz, Treble: ±10 dB at 10k Hz
Muting Manual mute/Automatic mute
Control Mic gain control, Line 1/TEL gain control, Line 2 gain control, Line 3 gain control, Module: gain control, Bass tone control, Treble tone control,

MOH out gain control, Mute control (Manual mute), Remote volume control, Mute sense control, Line 1/TEL selector switch, Phantom power switch (Mic),

Auto mute switch (Mic, Line 1/TEL, Module), Mute receive switch (Mic, Line 1/TEL, Line 2, 3, Module),

MOH assign switch (Mic, Line 1/TEL, Line 2, 3, Module), Power ON/OFF switch

Indicator Power LED, Signal level LED, Peak LED
Operating Temperature 0°C to 40 °C (32°F to 104 ºF)
Operating Humidity 35 % to 80 % RH (no condensation)
Finish Panel: ABS resin, black/Case: Steel plate, black, paint
Dimensions 264 (W) × 94.3 (H) × 267.3 (D)mm (10.39" × 3.71" × 10.52")
Weight 5.3 kg (11.68 lb) 5.3 kg (11.68 lb) 6 kg (13.23 lb)
Accessory Volume control cover: YA-920 × 5, Removable terminal plug (2 pins) × 4, Removable terminal plug (3 pins) × 2, Removable terminal plug (4 pins) × 1,

Option Rack mounting brackets: MB-1000

*0dB = 1V

Line 1: –10 dB*/TEL: –20 dB*

Module

Removable terminal plug (5 pins) × 1

CHARACTERISTIC DIAGRAMS

BG-2035 BG-2060 BG-2120

10

1

THD (%)

0.1

0.01
0110100

10

5

0

-5

Devation (dB)

-10

-15

-20
10 100 1000 10000 100000

THD vs Power Output

Power Output (W)

Frequency Response

Frequency (Hz)

Measurement: Line 3 input

10

1

THD (%)

0.1

0.01
110100 1000

10

5

0

-5

Devation (dB)

-10

-15

-20
10 100 1000 10000 100000

THD vs Power Output

Power Output (W)

Frequency Response

Frequency (Hz)

10

1

THD (%)

0.1

0.01
110100 1000

10

5

0

-5

Devation (dB)

-10

-15

-20

10 100 1000 10000 100000

THD vs Power Output

Power Output (W)

Frequency Response

Frequency (Hz)

TOA Corporation BG-2000 Series 2/3