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Bose FreeSpace IZA 190-HZ 90W Integrated Zone Amplifier

Bose FreeSpace IZA 190-HZ 90W Integrated Zone Amplifier

SoundPro Item: 107060 | Part Number: 344871-1430

$499.00
$499.00 $499.00
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MSRP: $499.00 | MAP: $499.00

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  • Class-D Topology With Integrated 24-Bit DSP Eliminates External Processing Requirements
  • Opti-Voice Paging Circuitry Provides Automatic Music Ducking During Announcements
  • Selectable EQ Presets Optimize Frequency Response For FreeSpace FS Series Loudspeakers
  • Dynamic Equalization Maintains Consistent Tonal Balance Across Volume Range
  • Balanced Combo Input Accepts Microphone Or Line-Level Program Sources
  • Remote Control Compatibility Enables User Adjustments Away From Equipment Location
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The FreeSpace IZA 190-HZ serves integrators deploying scalable commercial audio systems in retail, hospitality, and corporate environments. Built around a high-efficiency Class-D topology with onboard 24-bit DSP, this integrated zone amplifier eliminates the need for external processors while delivering optimized performance for distributed speaker arrays. The 70V/100V constant-voltage architecture supports long cable runs and multiple-speaker configurations without impedance matching complications.

Front-panel controls enable end users to adjust source selection, tonal balance, and master level without accessing rack equipment or computer interfaces. Opti-voice paging circuitry ensures seamless music ducking when announcements are made, while selectable EQ presets optimize frequency response when paired with FreeSpace FS2 and FS4 loudspeakers. Dynamic equalization automatically compensates for tonal shifts at varying volume levels, maintaining consistent voicing across the operating range.

The half-rack form factor and natural convection cooling allow flexible placement on shelves, counters, or in standard racks using optional mounting hardware. Balanced mic/line combo input accommodates microphones or program sources, while dedicated page input and auxiliary output support expansion into multi-zone installations. Remote control compatibility with CC-1 and CC-2 wall panels places user-facing adjustments away from equipment locations.

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Specifications

Power Rating
Amplifier Power
1 x 90 W @ 70/100 V
Audio Performance
Frequency Response
60 Hz - 20 kHz (+0/-3 dB, @ 1 W reference 1 kHz)
THD+N
≤1 % (at full rated power)
Channel Separation (Crosstalk)
≤-60 dBV (below rated power, 1 kHz)
Dynamic Range
88 dB
Integrated DSP
A/D and D/A Converters
24-bit / 48 kHz
Processing Functions
Loudspeaker EQ, Opti-voice paging, Dynamic equalization
Loudspeaker Presets
FreeSpace FS2 and FS4 loudspeakers, High-Pass Filter (HPF)
Audio Latency
10.4 ms
Audio Inputs
Line Input Channels
2 unbalanced line
Line Input Connectors
Stereo RCA
Line Input Range
-10 dBV - +10 dBV
Line Adjustment Range
-20 dB - +20 dB
Line Input Impedance
20 kΩ
Mic/Line Input Channels
1 balanced mic/line
Mic/Line Input Connector
Combo XLR - 1/4" (6.5mm) TRS
Mic/Line Input Range
-60 dBV - +10 dBV
Mic/Line Adjustment Range
0 dB - +50 dB
Mic/Line Input Impedance
2 kΩ
Page Input Channels
1 Balanced mic
Page Input Connector
4-pin Euroblock
Page Input Range
-60 dBV - +10 dBV
Page Adjustment Range
0 dB - +50 dB
Page Input Impedance
2 kΩ
Auxiliary Input Channels
1 unbalanced line
Auxiliary Input Connector
3.5mm (1/8") TRS
Auxiliary Input Range
0 dBV - +10 dBV
Auxiliary Input Impedance
20 kΩ
Maximum Input Level
+10 dBV
Nominal Input Level
-40 dBV (Mic/Line/Page), 0 dBV (Line/Aux)
Audio Outputs
Amplifier Outputs
1
Amplifier Output Connector
3-pin inverted Euroblock
Amplifier Output Impedance
N/A
Amplifier Nominal Output Level
1 x 90 W @ 70/100 V
Auxiliary Outputs
1 unbalanced
Auxiliary Output Connector
Stereo RCA
Auxiliary Output Impedance
400 Ω
Auxiliary Nominal Output Level
0 dBV (max)
Controls
LED Status Indicators
Power - blue, Input clip - red (-3 dBFS)
Front Panel Controls
Power On/Off, Input Select (A/B), Tone Controls (Treble/Bass), Mic/Line Gain, Master Level
Rear Panel Controls
Amplifier Mode DIP switch, Loudspeaker EQ preset selector, Input Gain (A/B/Page mic), Output trim
Remote Input
CC-1 volume control (operates with a fixed input B) or CC-2 volume control with A/B source select
Mute Input
Amplifier muting via contact closure
Electrical
Mains Voltage
100 V AC - 240 V AC (+/- 10%, 50/60 Hz)
AC Power Consumption
15 W (Idle), 200 W (Max)
Mains Connector
Standard IEC (C14)
Maximum Inrush Current
13.9 Amps (230 V / 50 Hz), 7.6 Amps (120 V / 60 Hz)
Overload Protection
High temperature, short
Physical
Rack Space Units
1 RU high, half rack wide
Dimensions
1.8" H x 8.4" W x 12.2" D
Cooling System
Natural convection
Weight
Net Weight
3.2 kg (7.0 lb)
Shipping
Shipping Weight
4.1 kg (9.0 lb)

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