Coppia di diffusori Kef R3 Meta Blue ex demo in ottime condizioni.
Usate per fare ascolti in negozio.
Specifiche
Frequency range: 38 Hz - 50kHz (-6dB)
Typical in-room bass response: 30 Hz (-6dB)
Frequency response: 58 Hz - 28 kHz
Sensitivity (2.83V/1m): 87 dB
Harmonic distortion(90 dB, 1m): ‹1% 73 Hz and above; ‹0,5% 90 Hz - 20kHz
Minimum output: 110 dB
Amplifier requirements: 15 - 180W
Nominal impedance: 4Ω (min 3.2Ω)
Bass driver LF: 165 mm hybrid aluminium cone
Crossover frequency 400 Hz, 2.3 kHz