The Alesis M1Active 620 is the third generation of the acclaimed M1Active
Series. The M1Active 620 offers incredible bass and midrange definition and
flat frequency response from its high–precision driver and
professionally–crafted crossover.
With a bold new look, redesigned driver, bass density control and EQ, this
affordable, high–precision active reference monitor delivers superb sonic
clarity.
KEY FEATURES
- 5" (520) and 6.5" (620) low frequency woofer for clear bass and midrange
- 3/4" (520) and 1" (620) silk dome tweeter for smooth, detailed highs
without harshness
- Bi-amplified design / tweeter – 25W (520) and 30W (620), woofer – 50W
(520) and 65W (620)
- High-precision drivers offer lower distortion and smoother frequency
response
- Acoustical waveguide for superior imaging with minimal diffraction
- 1" thick front baffle virtually eliminates speaker resonance
- Magnetically shielded for close placement to video monitors in
computer-based music production studios
- XLR and 1/4" TRS input connectors with volume control
- Low frequency density switch for acoustic space adjustment of the
monitors
- Rear port design provides deep bass extension and increased SPL
- Hi, mid and low frequency EQ switches to accommodate user preference and
sub-woofers
- Top mounted, integrated power switch/clip light bar
SPECIFICATIONS
- Bi-amplified Design / Tweeter – 30W, woofer – 65W
- Woofer. 6 1/4” lightweight, magnetically-shielded, ultra-stiff
polypropylene cone with rubber surround and high power handling voice coil.
- Tweeter. 1” silk dome with magnetic shielding
- Frequency Response. 49 Hz – 20 kHz
- Crossover Frequency. 2.8 kHz.
- Signal-to-Noise Ratio. >100 dB below full output, unweighted.
- Inputs. XLR and 1/4” supporting
- both balanced and unbalanced cabling.
- Polarity. Positive signal on “+” pin creates forward cone displacement.
- Input Impedance. 20k ohms balanced or 10k ohms unbalanced.
- Input Sensitivity. 85 mV noise (pink) produces 90 dB(A) output SPL at 1
meter. Gain knob turned fully clockwise (maximum).
- Dimensions (W x H x D). 8.5” x 15.0” x 10.25” / 21.6 cm x 38.0 cm x
26.0cm.
- Net Weight (each speaker). 21 lbs / 9.6 kg.