Martin Logan Helos 12

Weight: 2 kg
Depth: 117 mm
Description: Built-in, number of lanes: 2, passive, closed type
Width: 242
Height: 242
Type: Passive
Number of lanes: 2
Impedance: 4 ohm
Sensitivity: 89 dB
Installation depth: 112 mm
Mounting hole: 212
Crossover frequency: 2.8 kHz
Location: Embedded
Maximum frequency: 20000 Hz
Minimum frequency: 47 Hz
Acoustic radiation: Monopolar
Acoustic design: Closed type
Woofer material: Aluminum
RF driver dimensions: 25 mm
Woofer dimensions: 165 mm
RF emitter type: Dome
Emitter type: Dynamic
Recommended amplifier power min.: 20 W
Bandwidth Options: ±3 dB
Sensitivity Measurement Options: DB/2.83 V/m
Recommended amplifier power max.: 200 W
Ceiling mounting: There is
Removable grid: There is
Gold plated connectors: There is
Connector for connecting to a power amplifier: Spring