Bose FreeSpace® ZA 250-LZ เครื่องขยายเสียง Bose FreeSpace IZA Integrated Zone Amplifier 2 x 50 W @ 4 Ω
Bose® FreeSpace® ZA 250-LZ and ZA 190-HZ zone amplifiers are designed to provide basic amplification and sound system expansion when using front-end signal processing from products such as the FreeSpace IZA 250-LZ / IZA 190-HZ integrated zone amplifiers, the FreeSpace 4400 business music system and ControlSpace® engineered sound processors.
Applications
- Retail stores
- Restaurants and bars
- Hospitality venues
- Conference centers
- Schools
- Auxiliary zones
Key Features
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Premium sound quality from a reliable, high quality Class-D amplifier designed to expand sound systems for loudspeaker installations
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Expandable amplification allows for easy system expansion when coupled with a FreeSpace IZA 250-LZ or IZA 190-HZ integrated zone amplifier. The two amplifiers will function together as one system
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Compact, lightweight design enables the FreeSpace zone amplifier to be placed out of the way—on a table, desk, counter, shelf or in an equipment rack using the optional Rack Mount Kit accessory
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Two models available, 4/8 Ω or 70/100 V output, allow for better fit options for specific installations
Technical Summary
Amplifier Power
FreeSpace® ZA 250-LZ zone amplifier: 2 x 50 W @ 4 Ω, 2 x 25 W @ 8 Ω
FreeSpace® ZA 190-HZ zone amplifier: 1 x 90 W @ 70/100 V
Frequency Response
FreeSpace® ZA 250-LZ zone amplifier: 20 Hz - 20 kHz (+0/-3 dB, @ 1 W reference 1 kHz)
FreeSpace® ZA 190-HZ zone amplifier: 60 Hz - 20 kHz (+0/-3 dB, @ 1 W reference 1 kHz)
THD+N
FreeSpace® ZA 250-LZ zone amplifier: ≤0.3 % (at full rated power)
FreeSpace® ZA 190-HZ zone amplifier: ≤1 % (at full rated power)
Dynamic Range
FreeSpace® ZA 250-LZ zone amplifier: 88 dB
FreeSpace® ZA 190-HZ zone amplifier: 88 dB
Input Channels
1 Unbalanced
Physical
Rack Space Units
1 RU high, half rack wide
Dimensions
1.8" H x 8.4" W x 11.9" D (45 mm x 214 mm x 302 mm)
Net Weight
FreeSpace® ZA 250-LZ zone amplifier: 4.4 lb (2.0 kg)
FreeSpace® ZA 190-HZ zone amplifier: 6.7 lb (3.0 kg)
Cooling System
Natural convection