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Hertz HMX 7.7 S-LD-G 8" (20cm) Coaxial Speaker
SKU:  HMX-7-7-S-LD-G
EAN:  8018823141659
100 Watt

HMX 7.7 S-LD-G

SKU:  HMX-7-7-S-LD-G
EAN:  8018823141659

Technical Highlights

  • 100W RMS, 4 ohm impedance, 200W peak, 45-25k Hz frequency.
  • ASA plastic, polypropylene cone, Santoprene surround.
  • Aramid fiber spider, silicone insulated connection cables, durable.
  • More technical details
€309,00
€309,00 €309,00
5% discount with credit card
inkl. VAT , possibly plus shipping
Delivery
Jun 6, - Jun 9,
x pair
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€309,00
€309,00 €309,00

HMX 7.7 S-LD-G by Hertz

The Hertz HMX 7.7 S-LD-G is a 7.7-inch coaxial speaker with a rated power of 100 W RMS and a peak power of 200 W. The housing is made of special ASA plastic and features a paintable sport grille as well as a polypropylene cone with UV inhibitors and Santoprene surround. The technical specifications include an aramid fiber spider, silicone-insulated connection cables, and the Hi-end Led Coax system. With an impedance of 4 Ohms, the speaker covers a frequency range of 45 Hz to 25 kHz. The construction has a mounting depth of 113 mm and a total weight of 1.66 kg. A high-density ferrite magnet drives the woofer, while a neodymium magnet is used in the tweeter.

Features
  • 8-inch (20 cm) coaxial speaker
  • Rated power: 100 W RMS
  • Peak power: 200 W Max
  • Impedance: 4 Ohms
  • Material: ASA plastic with paintable sport grille
  • Cone: Polypropylene with UV inhibitors and Santoprene surround
  • Hi-end Led Coax
  • Aramid fiber spider
  • Silicone-insulated connection cables
  • Tweeter dome material: PEI
Technical Specifications
  • Diameter: 196 mm
  • Mounting 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: 1.66 kg
  • Mechanical displacement (Xmech): ±8.5 mm
  • Maximum displacement (Xmax): 6 mm
  • Resistance (Re): 3.3 Ohms
  • Resonance frequency (Fs): 60 Hz
  • Inductance (Le): 0.56 mH
  • Equivalent volume (Vas): 12.50 liters
  • Mass of the diaphragm (Mms): 22 g
  • Compliance (Cms): 0.32 mm/N
  • Magnetic field strength (BL): 6 T*m
  • Total quality factor (Qts): 0.72
  • Energy loss quality factor (Qes): 0.76
  • Mechanical quality factor (Qms): 11.8
  • Sound pressure level (SPL): 91 dB

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Frequently Asked Questions about HMX 7.7 S-LD-G

What is the power output of the HMX 7.7 S-LD-G Speaker Grille from Hertz?

The HMX 7.7 S-LD-G Speaker Grille from Hertz has a nominal power of 100 watts and can achieve peak power of up to 200 watts. This power level ensures that the speaker produces clear and powerful sounds even in demanding environments. The combination of a polypropylene cone with a Santoprene surround and a high-end LED coax enhances the unique sound experience. This makes the speaker particularly suitable for use on sporty boats, where it can fully showcase its performance specifications.

What materials are used in the HMX 7.7 S-LD-G?

The HMX 7.7 S-LD-G Speaker Grille uses a range of high-quality materials that guarantee durability and reliability. The cone is made of polypropylene with UV inhibitors, while the surround is made of Santoprene. An aramid fiber spider contributes to stability in marine environments. The woofer utilizes a high-density ferrite magnet, and the tweeter is equipped with neodymium. The Speaker Grille is made from a special ASA plastic that ensures the structural integrity of the speaker in harsh conditions.

What is the frequency range of the HMX 7.7 S-LD-G Speaker Grille?

The HMX 7.7 S-LD-G Speaker Grille from Hertz covers an impressive frequency range of 45 Hz to 25 kHz. This allows for the reproduction of deep bass to high treble. The wide frequency range combined with a sound pressure level of 91 dB guarantees a detailed and dynamic listening experience. Optimized for use on boats, the speaker consistently provides clear and balanced audio data in acoustically challenging environments.

What are the technical features of the HMX 7.7 S-LD-G?

Technical features of the HMX 7.7 S-LD-G include the polypropylene cone with Santoprene surround, a mechanical displacement (Xmech) of ±8.5 mm, and a mechanical quality (Qms) of 11.8. The HMX 7.7 has a 36 mm tweeter diameter and a 32 mm woofer voice coil diameter. With an overall diameter of 196 mm and a sound pressure level (SPL) of 91 dB, this speaker shines at sea. The Hi-end Led Coax rounds off its technical sophistication by producing a balanced sound image.

What is the installation depth of the HMX 7.7 S-LD-G speaker?

The installation depth of the HMX 7.7 S-LD-G speaker from Hertz is 113 mm. This dimension allows for flexible installation in various environments, especially in marine navigation. The total weight of 1.66 kg further facilitates handling. When installing, consider the necessary installation depth to ensure that the speaker fits flush and delivers full performance without compromising structural integrity and sound quality. Careful placement ensures the best sound enjoyment and reliable function.

What are the dimensions of the HMX 7.7 S-LD-G speaker?

The HMX 7.7 S-LD-G is a 7.7-inch speaker with a diameter of 196 mm and an installation depth of 113 mm. The woofer has a voice coil diameter of 32 mm, while the tweeter has a voice coil diameter of 20 mm. The woofer magnet measures 90 x 40 x 20 mm and, along with its high density, provides the necessary power for clear audio output at sea. Overall, the compact dimensions are optimal for use on sporty boats, where space is often limited but high-quality sound is needed.

How are the voice coils of the HMX 7.7 S-LD-G constructed?

The voice coil of the woofer in the HMX 7.7 S-LD-G features a diameter of 32 mm, providing both power and robustness. The tweeter has a 20 mm voice coil, which is combined with a neodymium magnet to ensure precise high-frequency reproduction. This clever construction not only delivers high performance but also ensures that frequencies in the desired range of 45 Hz to 25 kHz are reproduced accurately and clearly, significantly enhancing the listening experience on a sporty boat.

What audio power does the HMX 7.7 S-LD-G provide at 4 Ohm impedance?

The HMX 7.7 S-LD-G Speaker Grille is designed for 4 Ohm impedance, ensuring stable performance at both low and high frequencies. This impedance allows operation at a rated power of 100 Watts and a peak value of 200 Watts. The speaker is ideal for use in marine areas, where consistent acoustic reproduction is a challenge. With components like the aramid fiber spider and silicone-insulated cables, performance remains constant and reliable.

What installation tips are there for the HMX 7.7 S-LD-G?

The installation of the HMX 7.7 S-LD-G is characterized by its 113 mm installation depth and lightweight of 1.66 kg. These specifications facilitate mounting, especially on sporty boats, where space conditions are often challenging. The speaker should be mounted in a location where it is optimally aligned from the listening area and can fully utilize its potential for sound coverage. Also consider external factors like sun exposure, as the polypropylene cone with UV inhibitors has been specifically optimized for such conditions.

Is the HMX 7.7 S-LD-G compatible with boats?

The HMX 7.7 S-LD-G Speaker Grille from Hertz is specifically designed for use on boats and offers flexible aesthetic customization thanks to its robust ASA plastic housing and paintable sport grille. Note the dimensions, which include an installation depth of 113 mm and a diameter of 196 mm. Compatibility with sporty boats is ensured by these universal dimensions, which facilitate installation even in limited space. For individual requirements, the grille can be painted in the desired style.

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