The Alesis M1Active 520 is the third generation of the acclaimed Alesis M1Active
Series. The M1Active 520 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 – 25W, woofer – 50W
- Woofer. 5” lightweight, magnetically-shielded, ultra-stiff polypropylene
cone with rubber surround and high power handling voice coil.
- Tweeter. 3/4” silk dome with magnetic shielding.
- Frequency Response. 56 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). 6.5” x 10.5” x 7.75” / 16.5 cm x 26.7 cm x 19.7
cm
- Net Weight (each speaker). 13.0 lbs / 6.0 kg.