Hertz HMX 7.7 S-LD-SW
8" (20cm) coaxial loudspeaker
/Pair
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Description
Discover the Hertz HMX 7.7 S-LD-SW, a 7.7" coaxial speaker specially designed for marine applications. With a sporty, paintable grille, it ideally matches the dynamic lines of sporty boats. Thanks to its construction from special ASA plastic and polypropylene cone with Santoprene surround, it is ideally equipped for adverse environmental conditions. The speaker offers a peak output of 200 watts at an impedance of 4 ohms, guaranteeing powerful sound reproduction. It also has features such as a Hi-end LED coax, a frequency range of 45 Hz to 25 kHz and a remarkable sound pressure level of 91 dB. This model ensures that you can enjoy first-class audio quality on the water all season long.
Features
- 196 (7.7) mm (in.)
- 113 (4.4) mm (in.)
- Hi-end Led Coax
- 200 W
4 Ohm
Technical data
- Diameter: 196 mm
- Rated power: 100 W
- Peak power: 200 W
- Impedance: 4 Ohm
- Installation depth: 113 mm
- Tweeter diameter: 36 mm
- Woofer voice coil diameter: 32 mm
- Tweeter voice coil diameter: 20 mm
- Frequency range: 45 Hz to 25 kHz
- Woofer magnet size: 90 x 40 x 20 mm
- Tweeter magnet size: 19.7 x 3 mm
- Weight per speaker: 1.66 kg
- Woofer magnet: High-density ferrite
- Tweeter magnet: Neodymium
- Membrane material: polypropylene with UV inhibitors
- Dome material: PEI
- Mechanical deflection (Xmech): ±8.5 mm
- Diameter: 146 mm
- Maximum deflection (Xmax): 6 mm
- Resistance (Re): 3.3 Ohm
- Resonant frequency (Fs): 60 Hz
- Inductance (Le): 0.56 mH
- Equivalent volume (Vas): 12.50 l
- Mass of the membrane (Mms): 22 g
- Compliance (Cms): 0.32 mm/N
- Magnetic field strength (BL): 6 T*m
- Overall quality (Qts): 0.72
- Energy loss quality (Qes): 0.76
- Mechanical quality (Qms): 11.8
- Sound pressure level (SPL): 91 dB
