KEF Reference 207 kersen

Speaker

Design 5 way reflex

Drive units
LF: 2 x 250 mm (10”)
LMF: 1 x 250 mm (10”)
MF: 1 x 165 mm (61/2”)
HF: 1 x 25 mm (1”)
SHF: 1 x 19 mm (3/4”)

Frequency response at 15° horizontally off axis ±3 dB 40 Hz – 55 kHz

LF Corner -6 dB 28 Hz

Crossover frequencies 120Hz, 400Hz, 2.7 kHz, 15 kHz

Amplifier requirements 50 – 400 W

Sensitivity (2.83V/1m) 91 dB

Maximum output 117 dB

Impedance 8 Ohms (3.0 Ohms min)

Magnetic shielding