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  5. Orchestra 7-512/C8/32 RP

Orchestra 7-512/C8/32 RP

80 Watt

Orchestra 7-512/C8/32 RP

Technical Highlights

  • Nominal impedance of 8 Ω, power handling 80 watts RMS, SPL 89 dB.
  • Frequency range 50-3000 Hz, resonance frequency at 36 Hz.
  • Total quality factor Qts of 0.35, inductance Le is 0.60 mH.
  • More technical details
€83.85
-35% €129.00 €83.85
2% discount with credit card

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ProductOrchestra 7-512/C8/32 RP

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Estimated delivery: Sep 21–Sep 22.
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ETON-Orchestra 7-512/C8/32 RP-6.5" (16,5cm) Tiefmitteltöner-masori-kaufen
€83.85
€129.00 €83.85

The ETON Orchestra 7-512/C8/32 RP is a 6.5 inch (16.5 cm) mid-bass driver with a paper diaphragm and special radial ribbing. The diaphragm uses a long-fiber, highly absorbent paper blend. A ferrite driver operates with a multi-vented, flow-optimized cast basket. Nominal impedance 8 Ω, DC resistance 6.5 Ω, frequency range 50–3000 Hz, and power handling 80 watts RMS. The average sensitivity level is 89 dB (1 W/1 m). Resonance frequency 36 Hz, total quality factor Qts 0.35, electrical stroke ±5.5 mm, and mechanical stroke ±8.8 mm. Additional specifications: BL 7.2 Tm, Le 0.60 mH, Sd 137 cm², Vas 37.3 l, Qms 5.27, Qes 0.38, Cms 1.42 mm/N, Rms 0.64 kg/s, Mmd 13.5 g.

Features
  • 6.5 inch (16.5 cm) mid-bass driver
  • Paper diaphragm with radial ribbing
  • Long-fiber, highly absorbent paper blend
  • Ferrite driver
  • Multi-vented, flow-optimized cast basket
  • Frequency range: 50–3000 Hz
  • RMS power: 80 watts
Technical Specifications
  • Nominal impedance: 8 Ω
  • DC resistance (Re): 6.5 Ω
  • Resonance frequency (Fs): 36 Hz
  • Suspension compliance (Cms): 1.42 mm/N
  • Mechanical quality factor (Qms): 5.27
  • Electrical quality factor (Qes): 0.38
  • Total quality factor (Qts): 0.35
  • Mechanical resistance (Rms): 0.64 kg/s
  • Total moving mass (Mmd): 13.5 g
  • Effective diaphragm area (Sd): 137 cm²
  • Voice coil inductance (Le): 0.60 mH
  • Force factor (BL): 7.2 Tm
  • Xmax electrical: ±5.5 mm
  • Xmax mechanical: ±8.8 mm
  • Equivalent volume (Vas): 37.3 l
  • Average sensitivity level (SPL, 1 W/1 m): 89 dB

datasheet

Open data sheet

Frequently Asked Questions about Orchestra 7-512/C8/32 RP

What is the frequency range of the ETON Orchestra 7-512/C8/32 RP?

The ETON Orchestra 7-512/C8/32 RP covers a frequency range of 50 to 3000 Hz. This means it can reproduce both low frequencies and mid frequencies with high precision. The mid-bass driver is therefore ideal for discerning music lovers who value detailed sound reproduction. Due to its frequency range, the driver is particularly suitable for stereo systems or home theater systems that must provide clear and uncolored sound quality. Especially in combination with other components, this driver can create an impressive sound image.

What is the power rating of the ETON Orchestra 7-512/C8/32 RP?

The ETON Orchestra 7-512/C8/32 RP has an RMS power of 80 watts. RMS (Root Mean Square) represents the continuous power value that the speaker can handle over longer periods without being damaged. Particularly noteworthy is the combination of this robustness with an average sound pressure level of 89 dB (1 W/1 m), which promises high efficiency. The 80 watts RMS power allows the driver to generate loud and powerful sounds without distortion or loss of sound quality.

What is the nominal impedance of the ETON Orchestra 7-512/C8/32 RP?

The nominal impedance of the ETON Orchestra 7-512/C8/32 RP is 8 Ohm. This impedance is a standard value for high-quality audio components and ensures that the speaker works well with most amplifiers on the market. An 8-Ohm impedance allows for flexible integration into various audio systems without the need for adjustments to the amplifier. Combined with a DC resistance of 6.5 Ohm, the driver provides a robust platform for stable and high-quality sound reproduction.

What materials are used for the diaphragm of the ETON Orchestra 7-512/C8/32 RP?

The membrane of the ETON Orchestra 7-512/C8/32 RP is made of a long-fiber, highly absorbent paper mixture with a special radial ribbing. This material choice contributes to excellent sound quality, as paper membranes are known for their natural and neutral sound reproduction. The highly absorbent property of the paper mixture allows for the minimization of unwanted resonances, while the radial ribbing improves structural stability. This combination enables the production of precise and detailed sounds that excellently support both music playback and home theater use.

What special features does the ferrite drive of the ETON Orchestra 7-512/C8/32 RP offer?

The ferrite drive of the ETON Orchestra 7-512/C8/32 RP provides strong magnetic force, contributing to precise reproduction of sound signals. Ferrite magnets are known for their durability and ability to generate strong magnetic fields. This is crucial for driving the speaker's membrane, allowing for fast and precise movements that ensure clear and distortion-free sound. The drive operates with a multi-ventilated, flow-optimized cast basket that optimizes heat dissipation, which in turn ensures the stability of sound reproduction at high volumes.

What is the effective membrane area of the ETON Orchestra 7-512/C8/32 RP?

The effective membrane area of the ETON Orchestra 7-512/C8/32 RP is 137 cm². This area is crucial for the air movement necessary to generate sound waves. A larger membrane area allows the speaker to reproduce lower frequencies with higher efficiency and less distortion. In combination with the 6.5-inch mid-bass driver format, it allows for a balanced and powerful bass reproduction, which is particularly prominent in music genres and films rich in bass.

What Thiele-Small parameters characterize the ETON Orchestra 7-512/C8/32 RP?

The ETON Orchestra 7-512/C8/32 RP is defined by several Thiele-Small parameters: total quality factor (Qts) is 0.35, electrical quality factor (Qes) is 0.38, and mechanical quality factor (Qms) is 5.27, while the resonance frequency (Fs) is 36 Hz. The Cms value is 1.42 mm/N and the equivalent volume (Vas) is 37.3 l. These parameters are crucial for calculating and understanding speaker performance, as they help predict the behavior of the drivers in various enclosure styles. These values allow for application-specific adjustments of the speaker and are essential for audio professionals during installation.

What are the dimensions of the ETON Orchestra 7-512/C8/32 RP and how do they affect the installation situation?

The ETON Orchestra 7-512/C8/32 RP has a size of 6.5 inches (16.5 cm), making it a universally applicable component system for various speaker applications. The size allows for flexible integration into many enclosure designs, whether for home theater setups or for use in car audio systems. The aerodynamically designed cast basket is particularly highlighted, which facilitates the installation process. The installation should always consider the optimal resonance frequency of 36 Hz to ensure maximum sound output, thus preventing unwanted vibrations or sound radiation effects.

How is the mechanical and electrical stroke of the ETON Orchestra 7-512/C8/32 RP defined?

The ETON Orchestra 7-512/C8/32 RP offers an electrical stroke of ±5.5 mm and a mechanical stroke of ±8.8 mm. These values define the maximum stroke of the diaphragm, caused by electrical or mechanical drive, and are crucial for the reproduction of low tones. A larger stroke allows the diaphragm to move larger volumes of air, which is necessary for pronounced bass reproduction. This technical specification is particularly relevant at higher volumes and ensures that the sound remains clear and powerful, even when low frequencies dominate.

How does the high sound pressure level of 89 dB affect the ETON Orchestra 7-512/C8/32 RP?

An average sound pressure level of 89 dB (1 W/1 m) for the ETON Orchestra 7-512/C8/32 RP means that the speaker can produce a high volume with low power, highlighting its efficiency. Especially in combination with the RMS power of 80 watts, the driver can easily reproduce musically strong frequency ranges. Such a sound pressure level allows for detailed reproduction, even when the overall volume is kept moderate. This is ideal for listeners who want to experience clear and powerful tones without distortion or sound loss.

Manufacturer information/responsible person

Audio Components B.V.
Koen Pronk, Martijn Ouwerkerk
Peizerweg 97a
9727AJ Groningen
Netherlands

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