audio technica / ATW-SP1920

Variations

It uses 1.9GHz band DECT conformity method and are hard to receive other electric waves. Two wireless microphones can be used.

■ ATW-SP1920: Wireless amplifier
・Power: DC12V (use the included AC adapter)
・Power consumption: 27W (at rated output)
・Reproduction frequency range: 110-20,000Hz
・Operating temperature range: 5-45℃
・Outer dimensions: H422.5×W277×D271.6mm (when the handle is stored)
・Weight: about 6.5kg

■ Wireless section
・Frequency: 1895.616 to 1902.528MHz
・Wireless system: 1.9GHz DECT compliant system
・Frequency characteristics: 100-10,000Hz
・Number of reception: 2 channels
・Antenna: Built-in antenna (diversity)
・Communication distance: Approximately 50m (when there is no disturbing radio wave in line of sight)

■ Amplifier/Speaker
・Maximum output: 18W
・Rated distortion rate: 2% or less
・Input impedance: Microphone (wired φ6.3mm monaural) 1/2 1kΩ
・Microphone (wired XLR balance) 1/2 10 kΩ
・External input 47kΩ
・S/N ratio: 65 dB or more (external input terminal)
Enclosure model: bass reflex (phase inversion type)
・Speaker unit: φ20cm cone type full range
・Φ2.5cm dome type tweeter