MartinLogan | Grotto Specifications
Grotto Specifications
Frequency Response: |
22–150 Hz ±3dB; Anechoic through LFE effects input |
Input Impedance: |
20,000 ohms |
Low Pass Filter Frequencies: |
30, 35, 45, 55, 65, 80 Hz |
High Pass Filter Frequency: |
70Hz |
Phase: |
0°, 90°, 180° |
25Hz Level Control: |
±12 dB |
Woofer Type: |
10" (25.4cm) high excursion, aluminum element woofer with extended throw drive assembly, non-resonance asymmetrical chamber format |
Amplifier: |
250 watts rms (350 watts peak) |
Inputs: |
RCA line level; RCA LFE; speaker level |
Outputs: |
RCA for multiple subwoofer connection |
Weight: |
40 lbs. (18.2 kg) |
Dimensions (HxWxD): |
15.4" × 15" × 12.9" (39.1 × 38.1 × 32.8 cm) |
