Bookshelf Speaker Reviews

M6 Left/Center (purple) +1.40/–2.84 dB, 200 Hz to 10 kHz, –3 dB @ 80 Hz, –6 dB @ 63 Hz; impedance minimum 4.22 ohms @ 579 Hz, phase angle –63.98º @ 84 Hz; sensitivity 89 dB, 500 Hz to 2 kHz.

M6 Right/Center (green) +0.56/–4.06 dB, 200 Hz to 10 kHz, –3 dB @ 80 Hz, –6 dB @ 63 Hz; impedance minimum 4.23 ohms @ 572 Hz, phase angle –64.46º @ 84 Hz; sensitivity 89 dB, 500 Hz to 2 kHz.

S5 (red) Three-face averaged response in “3X” mode: +0.93/–3.39 dB, 200 Hz to 10 kHz, –3 dB @ 121 Hz, –6 dB @ 98 Hz; impedance minimum 4.21 ohms @ 230 Hz, phase angle –48.58º @ 136 Hz; sensitivity 85 dB, 500 Hz to 2 kHz.

X12 (blue) Close-miked response, normalized to level @ 80 Hz: lower –3 dB @ 18 Hz, –6 dB @ 16 Hz, upper –3 dB @ 148 Hz with Low-Pass Filter switch set to Off and EQ switch set to Anechoic Room.—MJP