The Installer Series™ by MartinLogan is a line of affordable high-performance products, featuring custom installation solutions for in-wall, in-ceiling, and outdoor applications. Manufactured to the highest standards of quality, these products are available through authorized specialty custom installation specialists and carry the full MartinLogan warranty.

At a Glance

Model: MartinLogan Installer ML-75R
Sold as: Single (price is each)
Available Finishes: Grey Stone
Frequency Response: 63–20,000 Hz ±2dB
Recommended Amplifier Power: 20—80 watts per channel
Recommended Amplifier Power (Stereo): 20 watts × 20 watts ‒ 160 watts × 160 watts
Sensitivity: 90 dB/2.83 volts/meter
Impedance: 8 Ohms per channel/connection. Compatible with 4, 6 or 8 ohm rated amplifiers. Compatible with 4, 6, or 8 Ohm rated amplifiers.
Crossover Frequency: 2500 Hz

Key Features

Affordable High-Performance Solutions
The Installer Series™ by MartinLogan is a line of affordable high-performance products, featuring custom installation solutions for in-wall, in-ceiling, and outdoor applications. Manufactured to the highest standards of quality, these products are available through authorized specialty custom installation specialists and carry the full MartinLogan warranty.

Frequency Response	63–20,000 Hz ±2dB
Recommended Amplifier Power	20—80 watts per channel
Recommended Amplifier Power (Stereo)	20 watts × 20 watts ‒ 160 watts × 160 watts
Sensitivity	90 dB/2.83 volts/meter
Impedance	8 Ohms per channel/connection. Compatible with 4, 6 or 8 ohm rated amplifiers. Compatible with 4, 6, or 8 Ohm rated amplifiers.
Crossover Frequency	2500 Hz
High Frequency Transducer	Two 1" (2.5cm) titanium dome
Low Frequency Transducer	7.5" (19cm) mineral-filled polypropylene cone with dual voice coil.
Inputs	Two pair pre-installed wires
Weight	17 lbs. (7.7 kg)
Dimensions	15.1875" x 13.375" x 13 " (38.5cm x 34cm x 33cm)