Bose Volume Control with A/B Select User Interface User Manual download pdf (Page 2)

FreeSpace

IZA 250-LZ / 190-HZ

integrated zone amplifier

TECHNICAL DATA SHEET

Bose Professional Systems Division

OF 6

pro.Bose.com

Technical Specifications

Power Rating

Amplifier Power

FreeSpace® IZA 250-LZ integrated zone amplifier FreeSpace® IZA 190-HZ integrated zone amplifier

2 x 50 W @ 4 Ω, 2 x 32 W @ 8 Ω 1 x 90 W @ 70/100 V

Audio Performance Specifications

Frequency Response

FreeSpace® IZA 250-LZ integrated zone amplifier FreeSpace® IZA 190-HZ integrated zone amplifier

40 Hz - 20 kHz (+0/-3 dB, @ 1 W reference 1 kHz) 60 Hz - 20 kHz (+0/-3 dB, @ 1 W reference 1 kHz)

THD+N

≤0.3 % (at full rated power) ≤1 % (at full rated power)

Channel Separation (Crosstalk)

≤-60 dBV (below rated power, 1 kHz) ≤-60 dBV (below rated power, 1 kHz)

Dynamic Range

88 dB 88 dB

Integrated DSP

A/D and D/A Converters 24-bit / 48 kHz

Processing Functions Loudspeaker EQ, Bose® Opti-voice® paging, Dynamic equalization

Loudspeaker Presets FreeSpace DS 16 and DS 40 loudspeakers, High-Pass Filter (HPF)

Audio Inputs

Input Channels

Line Inputs Mic/Line Inputs Page Inputs Auxiliary Input

2 Unbalanced line 1 Balanced mic/line 1 Balanced mic 1 Unbalanced line

Connectors, Input

Stereo RCA Combo XLR - 1/4" (6.5mm) TRS 4-pin Euroblock 1/8" (3.5mm) 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

n/a n/a n/a 0 dBV

Nominal Input Level

0 dBV -40 dBV -40 dBV 0 dBV

Audio Outputs

Outputs

Amplifier Outputs Auxiliary Output

FreeSpace® IZA 250-LZ

integrated zone amplifier

FreeSpace® IZA 190-HZ

integrated zone amplifier

FreeSpace® IZA 250-LZ

integrated zone amplifier

FreeSpace® IZA 190-HZ

integrated zone amplifier

2 1 1 Unbalanced 1 Unbalanced

Connectors, Output

2-terminal barrier strip 3-pin inverted Euroblock Stereo RCA Stereo RCA

Output Impedance

4 Ω n/a 400 Ω 400 Ω

Nominal Output Level

2 x 50 W @ 4Ω (min); 2 x 32 W @

8Ω

1 x 90 W @ 70/100 V 0 dBV (max) 0 dBV (max)

Indicators and Controls

LED Status Indicators Power - blue, Input clip - red (-3 dBFS)

Controls, Front Panel Power On/Off, Input Select (A/B), Tone Controls (Treble/Bass), Mic/Line Gain, Master Level

Controls, Rear Panel Amplifier Mode DIP switch, Loudspeaker EQ preset selector, Input Gain (A/B/Page mic), Output trim

Electrical Specifications

Mains Voltage 100 V AC - 240 V AC (+/- 10%, 50/60 Hz)

AC Power Consumption 15 W (Idle), 105 W (Full)

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 (45 mm x 214 mm x 310 mm)

Shipping Weight 6.5 lb (3 kg)

Net Weight 4.7 lb (2 kg)

Cooling System Natural convection

General

Inputs (Control) Remote input for Volume Control (with A/B Select) user interface, Mute input for amplifier muting via contact closure

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Bose Volume Control with A/B Select User Interface User Manual Page 2

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