Horn loudspeakers GR 20/30
The products are intended for outdoor use in the effects of meteorological precipitation and solar radiation, and are intended for continued operation in the following conditions:
- ambient temperature is from -60 to +40 °С
- relative humidity at 25 ° C is 93%
- air pressure, kPa (millimeter of mercury column) is from 84 to 106.7 (from 650 to 800).
Ingress Protection Rating IP43 is defined in the standard GOST 14254.
Ability of connection to translational voltage lines of 30 or 120 V through a matching transformer.
The main technical characteristics
|Nominal electric output, W
|Input voltage rating, V
||30 or 120
|Effective working frequency range, Hz
||from 500 to 4000
|Available power response level, dB, min
|Max SPL, dB
|Total dimensions, mm, max
|Weight, kg, max