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Inductive loop Amplifier WPI-450

 
 
 

   
   
WPI-450 inductive loop amplifier is designed for church buildings and conference rooms of area up to 800 m². It is used to transmit the acoustic signal by means of a special loop made by a wire of a section of 1-2,5 mm². The reception of the signal is via an OPI wireless receiver connected with headphones or hearing aids for poorly hearing people. In one system there can be used any number of OPI wireless receivers.
 

Technical data

WPI - 450 OPI
Audio input (XLR) 2 x mic, 1 x mic/line -

Max loop area

450 m² - 800 m² -
Loop impedance 0.1Ω - 1Ω -

Loop current intensity [RMS]

4 A -
Phantom power 12V -
Input sensitivity - 50 dB mic., - 10 dB line -
Bandwidth 40 - 20 000 Hz 18 - 20 000 Hz
Non-linear distortions THD+N <0,25% <0,25%
Max. Stromaufnahme 300 VA -
Power supply 230V~, 50 Hz 2 x 1.5V (battery R6)
Measurements width/height/depth (mm) 443x50x205 62x21x100

Weight

4,1 0,08

 
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