Bose FreeSpace IZA 190-HZ Service Manual

4
SPECIFICATIONS
Amplifier Power
Frequency Response
THD+N (at full rated power)
Crosstalk (below rated power, 1 kHz)
Dynamic Range
Input Type Line Inputs Mic/Line Input Page Input Aux Input
Number of Input Channels 2 unbalanced 1 balanced 1 balanced 1 unbalanced
Input Connectors Stereo RCA
Combo XLR - 1/4"
(6.5mm) TRS
4-pin Euroblock 1/8" (3.5 mm) TRS
Input Range -10 dBv - +10 dBv -60 dBv - +10 dBv -60 dBv - +10 dBv 0 dBv - +10 dBv
Adjustment Range -20 dB - +20 dB 0 dB - +50 dB 0 dB - +50 dB Fixed
Input Impedance 20 kΩ 2 kΩ 2 kΩ 20 kΩ
Maximum Input Level +10 dBv +10 dBv +10 dBv +10 dBv
Sensitivity NA NA NA 0 dBv
Nominal Input Level 0 dBv -40 dBv -40 dBv 0 dBv
Output Type
Output Channels
Output Connectors
Output Impedance
Output Level
A/D and D/A Conversion
Loudspeaker EQ Presets
High-Pass Filter Frequency
LED Status Indicators
Input Clip Indicator, Threshold Value
Controls
Level Controls
Controls
DIP Switch Functions
Loudspeaker EQ Preset Selector Options
Level Controls
User Interface Controls
AC Line Voltage Requirement (+/-10%)
AC Power Consumption
AC Mains Connector
Rack Space Units
Dimensions
Shipping Weight
Product Weight
Cooling System
Accessories
Natural convection
Volume Control User Interface,
Volume Control with A/B Switch User Interface,
Rack Mount Kit
Standard IEC (C14)
6.5 lb (3 kg)
12.2"L x 8.4"W x 1.8"H (310 mm x 214 mm x 45 mm)
Physical
4.7 lb (2 kg)
1 RU high, half rack wide
General
Model IZA 250-LZ : 40 Hz
Model IZA 190-HZ: 60 Hz
2 x 50 W @ 4Ω (min ); 2 x 32 W @ 8Ω
1 unbalanced
2
2-terminal barrier strip
Power - blue, Input Clip - red
Stereo RCA
Power On/Off, Input Select (1/2), Tone Controls (Treble/Bass)
Rear Panel Controls
Electrical Specifications
400 Ω
Power Rating
88 dB
Auxiliary Outputs
Amplifier Outputs
Inputs
Outputs
Model IZA 250-LZ: 2 x 50 W @ 4Ω; 2 x 32 W @ 8Ω
Model IZA 190-HZ: 1 x 90W @ 70/100V
Amplifier Mode DIP Switches, Loudspeaker EQ Preset Selector
Integrated Loudspeaker DSP
Front Panel Controls and Indicators
< 0.3%
< -60dB
Audio Performance Specifications
24-bit / 48 kHz
High-Pass Filter (HPF), FreeSpace DS 16 and DS 40 loudspeakers
4Ω
Model IZA 250-LZ: 40 Hz - 18 kHz (+0/-3 dB, @ 1W reference 1 kHz)
Model IZA 190-HZ: 60 Hz - 18 kHz (+0/-3 dB, @ 1W reference 1 kHz)
-3 dBFS
Page/Mic (Normal/Bypass Master)
Output (Mono/Stereo)
Page/Mic (Mix/Duck)
Aux Out (EQ/Flat)
HPF / DS16 / DS40
0 dBv (max)
15W (Idle), 105W (Full)
Mic Level, Master Level
Input Gain, Output Levels
Remote input for Volume Control (with A/B Select) User Interface,
Mute input for amplifier muting via contact closure
100V AC - 240V AC (50/60 Hz)

Bose FreeSpace IZA 190-HZ Specifications

General

Amplifier class	D
RMS rated power	90 W
Channels quantity	1 channels
Audio output channels	- channels
Peak power per channel	- W
Signal-to-Noise Ratio (SNR)	- dB
Total Harmonic Distortion (THD)	1 %
XLR in	Yes
Line inputs (RCA)	2
Line outputs (RCA)	1
Speakers connectivity type	RCA
Product color	Silver
Rack capacity	1U
Volume control	Rotary
Connectivity technology	Wired
AC input voltage	230 V
AC input frequency	50 - 60 Hz
Power protection features	Overheating, Short circuit
Power consumption (typical)	15 W
Package weight	4100 g

Weight and Dimensions

Depth	310 mm
Width	214 mm
Height	45 mm
Weight	3200 g