- Sound insulation measurements
- Reverberation time measurements
- Absorption coefficient measurements
- 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
- Equalization network to optimise acoustic output from speaker
- Balanced signal input for low noise and limited cross talk problems
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 k//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
Accessories incl.: Mains cable, Output connector, Wireless on/off remote control
EMC compliance according to EN 50081-1 and EN 50082-1, Safety according to EN 61010-1-1993 and Machine directive 89/392
Nor1494 Loudspeaker cable
Cable (/xm) for connecting Nor275 Hemi-dodecahedron or Nor276 Dodecahedron Loudspeaker to Power Amplifier Nor280.
Nor1494/x consist of 4 pc 1,5mm² conductors. Maximum recommended length is 25 meters.
Nor1327B Flight case for Nor276/Nor280
Rugged flight case Nor1327B with wheels and handle for the Dodecahedron Loudspeaker Nor276, tripod, Power Amplifier Nor280, Sound Analyser and miscellaneous accessories.
Dimensions: Length: 58 cm, Width; 58 cm, Height: 45 cm.
Photos just for illustration – the flight case can differ a little in newer version.
Nor1327C Flight case for Nor275/Nor280
Rugged flight case Nor1327C with wheels and handle for the Hemi-dodecahedron Loudspeaker Nor275, Power Amplifier Nor280 and miscellaneous accessories.
Dimensions: Length: 58 cm, Width; 58 cm, Height: 45 cm.
Photos just for illustration – the flight case can differ a little in newer version.