Power Amplifier Nor280 – Norsonic Na Uy

Power Amplifier Nor280

Our aim is to take the latest technology available to help our customers complete their measurements faster but without loss of precision.

The Nor280 power amplifier is the 4th generation of specially designed units for building acoustic measurements from Norsonic.

Applications

Sound insulation measurements

Reverberation time measurements

Absorption coefficient measurements

Features

Specially designed for Building Acoustic measurements

Lightweight and rugged construction -- only 3,5 kg!

Self contained noise generator

500 Wrms output power

Emits 120 dB sound power level in the 50--5000 Hz frequency range when used with Norsonic dodecahedron loudspeakers types Nor275 or Nor276

Wireless remote control of noise generator (optional)

Equalization network to optimise acoustic output from speaker

Balanced signal input for low noise and limited cross talk problems

Specifications

Output: Short-circuit and over-temperature protected
Output connector: Speakon NL4MP
Output power:
500 WRMS RMS into 4ohm
250 WRMS RMS into 8ohm
THD+N < 0.1%
The built-in LP and HP filters ensure that the output power matches the Norsonic Nor275 and Nor276 series of dodecahedron loudspeakers
Peak power: >1 kWPEAK into 4ohm
Output current: Maximum 35 A
Input: Balanced input to avoid ground loops and cross talk to signal cables
Input connector: XLR
Input sensitivity: 1.0 VRMS
Input impedance: 10 kW//220 pF
Dimensions: (D x W x H) 275 × 110 × 246 [mm]   11 x 4,3 x 9,7 [inch]
Weight: 3,5 kg
Temperature: --20 to +35 °C
Rel. Humidity: 0--90%
Enclosure class: IP20
Mains: 220 VAC (±10%) or 110 VAC (±10%)
Fuse: T 3,15A (220 V), T 6A (110 V)
EMC and Safety Standards: EN 55103-1, EN 55103-2, IEC 61340-5 part 1&2, IEC 61010, FCC part 15b part 1&2